Attachment_5_TPI-077_Test_Procedure_for_Horizontal_Situation_Indicator.pdf

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TEST PROCEDURE

FOR

HORIZONTAL SITUATION INDICATOR

ID-2278

ASSOCIATED CABLE

CA-234C-2278

TPl-077 DATE: May 19th ,2000

REV. DATE: June 5th ,2000 REV. DATE: October 28th ,2004

REV. DATE: January 7th , 2005

REV. DATE: November 9th , 2005

ATTACHMENT 5: TPI-077, Test Procedures for Horizontal Situation Indicator

TABLE OF CONTENTS

1.0 OBJECTIVE

2.0 EQUIPMENT REQUIRED

3.0 PROCEDURE

3.1 PRELIMINARY TEST SETUP

3.2INDIVIDUAL TESTS

A. Azimuth (AZI) Card Test B. Heading (HDG) Datum phasing and Output C. Bearing Pointer (PTR) #2 Test D. Course (CRS) Resolver Function Set Test E. CRS DATUM Phasing and Output Test F. HDG Warning Flag Test G. TO/FROM Arrow Test H. Course (CRS) Bar Analog Test I. Navigation (NAV) Flag Analog Test J. Digital Distance Test K. Digital CRS BAR Test L. Digital Bearing #1 Test M. Digital NAV FLAG Test N. Light Test

4.0 FIGURE

4.1 TEST SET UP

4.2 CABLE ASSY CA-234C-2278

4.3 CABLE SCHEMATIC CA-234C-2278

4.4 CONTROL BOX SCHEMATIC CA-234C-2278

5.0 DATA SHEETS

6.0 TOTAL TEXT PAGES - 20

TOTAL DRAWINGS - 04

TOTAL DATA SHEETS -14

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REVISION PAGE

T Revision: Dated: June 5, 2000

CHANGES:

Page 5- Number 7 Added and DMM to AC-V-2 Scale" and "DEGREES" to

"DEGREES/SH.

Page 8 - Paragraph G. Changed "NORM,. to "OPER" and added "STEP/NORM"

Toggleswitch to "NORM".

Page 9 - Paragraph H. Added "Repeat G if needed."

Page 10- Paragraph I. Added "Repeat G. if needed."

Page 11 - Paragraph J. Took out "SELECT ...

Page 15- Paragraph L 1. Changed Toggleswitch to "Thumbwheel".

Data Sheet 1 of 14 - Paragraph A.2. Took out CW and CCW.

Data Sheet 5 of 14-Changed Paragraph E.3. to 1150" instead of 1130".

Data Sheet 7 of 14- Paragraph J.3. Changed Hundreds tracking to "0-9" instead of

"0-2".

Data Sheet 10 of 14- Paragraph L.23. Added "BIT 30, 31 to 1& O" from 180° to

360°.

Data Sheet 11 of 14- Paragraph L.24. Added "BIT 30, 31 to 1 & O" from 180° to

360°.

Data Sheet 12 of 14- Paragraph L.25. Added "BIT 30, 31 to 1 & O" from 180° to

360°.

2nd Revision: Dated Ocotber 2sth, 2004

CHANGES:

Page 2 - Paragraph 9, replaced with: Turn ON the Digital Multimeter (DMM) to

"200V" RANGE and "AC" on DC/AC Button (AC shall be displayed).

Turn ON "115V/400Hz" Circuit Breaker.

Page 2 - Paragraph 12. Replace first sentence of Para. With: Set DMM to

"DC11

on DC/AC Button, "AC" shall not be displayed.

Page 3 - Paragraph 6. Replace "2" with "200"

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3rd Revision: Dated January 71h, 2005

CHANGES:

Page 2 - Paragraph 9, replaced with: Turn on the Digital Multimeter set DMM to

AUTO "200V'' Range "AC" on DC/AC Button (AC shall be displayed) Tum on "115V/400Hz11 circuit breaker.

Page 2 - IMPORTANT NOTES: Added paragraph on DMM depressing the Auto Range mode facilitates the measurement for AC and DC voltage.

Page 3 - Paragraph 2, added: TABLE 1.

Page 3 - Paragraph 6, replaced with:

Set "METER" knob to "EXT".

Set "PWR" Toggleswitch to "VOLTS".

Set 11RATE11 Toggleswitch to "1.5°/s".

Connect DMM leads to Test Point J2-U and COM to GND Jack Set DMM to "V'', "AC" Auto 20V scale.

Set "MODE" Toggleswitch to "RATE" position. The error signal shall not exceed .4VAC or instantaneously move more than .1VAC. Record on data sheet.

Page 3 - Paragraph 7 replace with:

Repeat Step 6 with the rate of 60°/s "CW'' and "CCW'' setting "060" on "DEGREES/S" Thumbwheel switch. Set "RATE" Toggleswitch to "OFF" position. Observe the error signal shall not exceed 2VAC or instantaneously move more than .1VAC. Record in data sheet.

Page 4 - Paragraph 6, replace TABLE 1 with TABLE 2.

Page 5 - Re-labeled TABLE 1 to TABLE 2.

Page 5 & 6 - Paragraph 3 add TABLE 1 Page 7 - Paragraph 7 replaced with:

Set "METER" knob to "EXT''.

Set "PWR" Toggleswitch to "VOLTS".

Set "RATE" Toggleswitch to "1.5°/s".

Connect DMM leads to Test Point J2-Vand COM to GND Jack.

Set DMM to "VAC" Auto 20V scale.

Set "MODE" Toggleswitch to "RATE" position. The error signal shall not exceed .4VAC or instantaneously move more than .1VAC. Record in data sheet.

Page 7 - Added Paragraph 8: Repeat Step 7 with a rate of 60°/s "CW'' and "CCW'' setting "060" in "DEGREES/S" Thumbwheel switch. Set "RATE" Toggleswitch to "OFF" position. The error signal shall not exceed 2VAC or instantaneously move more than .1VAC. Record in data sheet.

Page 7 -Added Paragraph 9: Set "MODE" Toggleswitch to "STATIC" and "DEGREES/S" Thumbwheel switch to 0°. Return PTR #2 pushbutton to its undepressed position.

Page 8 - Paragraph 6 replaced TABLE 2 with TABLE 4.

Page 8 - Re-labeled TABLE 2 to TABLE 4 Page 8 - Paragraph 9 replaced Table 2 with Table 4.

Page 8 - Paragraph 4 replaced with: Rotate Course Set knob on the indicator to position the Counter and Course Pointer to 0°. Connect DMM positive probe lead from Jack "V/ "to Jack "NULL H". The DMM shall indicate a NULL 100 millivolts AC or less. Record in data sheet.

Page 9 - Paragraph 6 replace TABLE 3 with TABLE 5.

Page 9 - Relabeled TABLE 3 to TABLE 5.

Page 14 - Paragraph 13 replaced with Table 4 to Table 6 and Table 4A to Table

SA.

Page 14 - Paragraph 14, replaced with Table 5 to Table 7 and Table SA to Table

7A.

Page 15 - Re-labeled TABLE 4 to TABLE 6 toTABLE 4A to TABLE SA.

Page 16 - Re-labeled TABLE 5 to TABLE and TABLE SA to TABLE 7A Page 18 - Paragraph 22 replace DVM with DMM Page 18 - Paragraph 23 replace with: Set "WORD 2" Thumbwheel from 0° to

360°. Read the Pointer #1 error and SIN/COS. Record in data sheet.

TABLES.

Page 18 - Paragraph 24 replaced with: To read SIN connect probes from DMM red probe to Test Point J2-n and "GND" Black to J2-p. Follow Table 9.

Record in data sheet.

Page 18 - Paragraph 25 replaced with: To read COS connect probes from DMM red probe to Test Point J2-q and "GND" Black to J2-r. Follow Table 9.

Set "WORD 2" Thumbwheel to 0°. Record in data sheet.

Page 18 - Paragraph 26 replaced Table 6 to Table 10.

Page 18 - Paragraph 27 replaced sign with SIN and Table 6 with Table 11.

Page 19 - Relabeled TABLE 6 with TABLE 9.

Page 20 - Paragraph 8 replaced Table 7 with Table 12.

Page 20 - Relabeled TABLE 7 with TABLE 12.

DATA SHEET

Page 1 of 14: Step 2: added label to TABLE 1.

Page 2 of 14: Step 6 3rd & 4th line change 0.4VAC to 2VAC and added label to

TABLE 2

Page 3 of 14: Step 3 added label to TABLE 3.

Page 4 of 14: Added Step 8 for 3rd & 4th line and changed 0.4VAC to 2VAC. Step

6 & 9 added label to TABLE 4 Page 5 of 14: Step 6 added label to TABLE 5 Page 8 of 14: Step 13 added label to TABLE 6A and Step 14 added label to

TABLE 7A

Page 10 of 14: Step 23 added label to TABLE 8 Page 11 of 14: Step 24 added label to TABLE 9.

Page 12 of 14: Step 25 added label to TABLE 9 Page 13 of 14: Step 26 added label to TABLE 10 and Step 27 added label to

TABLE 11.

Page 14 of 14: Step 8 added label to TABLE 12.

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4rd Revision: Dated November 9th , 2005

CHANGES:

Page 4 - Paragraph 2, replaced with: Set "METER" knob to "PHASE" and "PWR"

Toggleswitch to "VOLTS". Set OM setting to "V"1 "AC'', Auto and "200" Range scale.

Page 4 - Paragraph 4, added: Set "METER" knob to "NULL" and Page 4 - Paragraph 1,2,3.4 & 5, replaced to accommodate new Phasing Switch to

"NULL".

Page 8 - Paragraph 2, replaced with: Set "METER" knob to "PHASE" and "PWR"

Toggleswitch to "VOLTS". Set OM setting to "V"1 "AC", Auto and "200" Range scale.

Page 8 - Paragraph 4, added: Set "METER" knob to "NULL" and

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1.0 OBJECTIVE:

The objective is to test the Horizontal Situation Indicator, ID-2278, NSN 6605-01- 155-8326 as performed in CECOM DMWR 11-6610-402.

2.0 EQUIPMENT REQUIRED:

The equipment required for this procedure is listed below. All equipment is to be calibrated and operating within specifications.

Item No.

Nomenclature

Multiple Indicator Test Set (MIT-234C)

CABLE, CONTROL BOX

Part Number

Aeronautical Instrument & Radio Company, P/N 234000-003

Aeronautical Instrument & Radio Company, PIN

CA-234C-2278, P/N

CB-2278-01

3.0 PROCEDURE: (Setup Figure 4.1)

3.1 Preliminary Test Setup. Perform test setup as follows:

a. On MIT-234C (PIN 234000-003):

1. All pushbuttons undepressed.

2. All circuit breakers in their "OFF" position.

3. All Toggleswitches are in their "DOWN" or "LEFT" or "OFF" positions.

4. All Thumbwheel switches set to zero.

5. Set API SELECTOR knob to TEST SYNCRHO position.

6. All remaining knobs are to be set to Middle or Vertical position.

7. Connect Power; 115VAC, 60Hz source, having minimum power capacity of 200VA, and 115VAC, 400Hz source, having a minimum power capacity of SOVA. Turn on "115V/60Hz" VAC circuit breaker.

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8. Set Rotary switch marked 11VOL TAGE/CURRENT SELECTION" to "A" and "PWR" toggleswitch to uvOLTS" position.

V

9. Turn on the Digital Multimeter set DMM to Auto and "200V" RANGE "AC" on DC/AC Button (AC shall be displayed). Turn on "115V/400Hz" Circuit Breaker.

10. Depress u11sv 400Hz" button on "VOLTS/AMP- UUT" switchbank.

DMM shall read 115 ± 5VAC (NOTE: Unregulated Voltage).

11. Depress "26VAC/400Hz" on "VOL TS/AMP - UUT" switchbank.

Tum on 26VAC circuit breaker. Adjust "26VAC/400Hz" knob until DMM reads 26 ± 1 VAC.

12. Set DMM "DC" on DC/AC button, "AC" shall not be displayed.

Depress "28VDC POWER" button on "VOL TS/AMP-UUT' switchbank. Tum on "28V/DC" Circuit Breaker. Adjust "28VDC" knob until DMM reads 27.5 ±.5VDC. Release "28VDC POWER" button.

13. Turn all Circuit Breakers uoFF".

IMPORTANT NOTES:

1. "SYN" Toggleswitch sets internal or external synchro signal. Make sure at all times "SYN" is set to "INT" position.

2. Keep Toggleswitch ,.WORD/RATE" at "FAST' position at all time when using Digital Signals.

3. Make sure all pushbuttons on uvoLTS/AMP-UUT" switchbank are released at all times. If not in direct use.

4. On DMM depressing the AUTO-RANGE mode facilitates the measurement for AC and DC voltage.

CONNECT CABLE TO MIT-234C AS PER FIGURE 4.1.

b. On Control Box CB-2278-01.

1. Set Toggleswitch to DOWN position.

Tum on Circuit Breakers "115V/60Hz, "115V/400Hz", 1126V/400Hz" and u28V/DC".

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3.2 INDIVIDUAL TEST:

A. AZIMUTH SERVO LOOP TESTS.

1. Set "MODE" Toggleswitch to "STATIC" position. Set "DIRECTION" toggleswitch to .,CW" position. Depress "AZI CARD" pushbutton on "SYNCHRO BUS SELECTOR" switchbank. The Compass Card shall be positioned at 0° ± .5°.

2. Sequentially set the "DEGREES" Thumbwheel in 30° increments to 360°. The "CARD" shall increase its reading in 30° increments.

Record. Repeat for ''CCW" decrease "DEGREES" Thumbwheel from 360° to 0°. Record in data sheet. SeeTable 1

3. Set the "DEGREES" Thumbwheel to "000.0". Set "RA TE" Toggleswitch to .. 1.5°/s" position and "MODE" Toggleswitch to "RATE". Compass Card shall rotate counterclockwise (increasing numbers}. Set "DIRECTION" Toggleswitch to "CCW" position.

Compass Card shall reverse direction. Observe card motion for any signs of sticking or erratic rotation. Record in data sheet.

4. Repeat with rate of 60°/second "CW" and "CCW", via setting "060" in "DEGREES/S" Thumbwheel switch. Set "RATE" Toggleswitoh to "OFF" position. Record in data sheet.

5. Set "MODE" Toggleswitch to "STATIC" and "DEGREES/$'' Thumbwheel switch to "000".

6. Set "METER" knob to "EXT" "PWR" Toggleswitch to "VOLTS".

"RATEu Toggleswitch to "1.5°/su.

Connect DMM leads to Test Point J2-!l and COM to GND Jack.

Set DMM to "V'' "AC" Auto 20V scale. Set "MODE" Toggleswitch to "RATEu position. The error signal shall not exceed .4VAC or instantaneously move more than .1VAC. Record in data sheet.

7. Repeat Step 6 with a RATE of 60°/s "CW' and "CCW' setting "060" on "DEGREES/S" Thumbwheel switch. Set "RATEu Toggleswitch to "OFP'. Observe the Error Signal shall not exceed 2VAC or instantaneously move more than .1VAC. Record in data sheet.

8. Set "MODE" Toggleswitch to "STATIC" position and "DEGREES/S" Thumbwheel to O. Return "AZI CARD" pushbutton to its undepressed position. Disconnect the Leads from DMM.

B. HEADING (HDG) DATUM PHASING AND OUTPUT TEST.

1. Depress "AZI CARD" pushbutton on .. SYNCHRO BUS SELECTOR" switchbank. The Compass Card shall be positioned at 0° ± .5°. Set "NULL" Toggleswitch to .. H/DATUM" position.

2. Set "METER" knob to "PHASE" and "PWR" Toggleswitch to "VOLTS". Set DMM to "V'', "AC", Auto and "200" Range scale.

3. Rotate Heading Set knob on the indicator to position the heading marker at 90°. The DMM shall indicate 50 .± 10 Volts AC. Record in data sheet.

4. Set "METER" knob to "NULL" and rotate Heading Set knob on the indicator to position the heading marker at 0°. The DMM shall indicate a .,NULL" 100 millivolts AC or less. Record in data sheet.

5. Set the "DEGREES" Thumbwheel to 30° the Compass Card shall rotate to 30°. Rotate the Heading Set knob on the indicator until the DMM indicate 100 millivolts or less. Heading marker shall indicate 30° .:!: 0.5°. Record in data sheet.

6. Set the Compass card on indicator to 0° via setting the "DEGREEES" Thumbwheel to 0000. Rotate the Heading set knob to position the Heading marker at each angle listed in Table 2. The error voltages shall be read on the DMM. Record in data sheet.

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Heading Error Heading Error Marker Volt. NAC} Marker Volt. {VAC}

50 1.5 to2.5 185° 1.5 to 2.5

10° 3.3 to 4.5 190° 3.3to 4.5

15° 5.1 to 6.5 195° 5.1 to 6.5

30° 9.9 to 12.5 210° 9.9to 12.5

45° 14.1 to 17.7 2251> 14.1 to 17.7

135° 14.1 to 17.7 315° 14.1 to 17.7

150° 9.9 to 12.5 330° 9.9 to 12.5

165° 5.1 to 6.5 345° 5.1 to 6.5

170° 3.3 to 4.5 350° 3.3 to 4.5

175° 1.5 to2.5 355° 1.5 to 2.5

180(+/_0.5)0 0.0(+/00.10) 360(±0.5)° 0.0(±0.10)

TABLE 2

Release all pushbutton and set "METER" knob to "Exr·.

C. BEARING POINTER (PTR) #2 TEST.

1. Depress "PTR #2" pushbutton on "SYNCHRO BUS SELECTOR" switchbank. PTR #2 shall move to 180° ± 0.5° on the Compass card.

(The card is automatically set to a zero degree heading when not selected}.

2. Set 11PTR REV" Toggleswitch to "CW".

3 Sequentially set the 110 " Thumbwheel in 30° increments to 360°. The

Pointer shall increase its reading in 30° increment. Record. Repeat for "CCW" decrease " 0

" Thumbwheel from 360° to 0°. The Pointer shall rotate± 1°. Record in data sheet. TABLE 3.

3.

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POINTER NO. 2

DEGREES cw DEGREES ccw

THUMBWHEEL READING (+1") THUMBWHEEL READING (+1°)

oo

30°

60° goo

120°

150°

180°

210°

240°

270°

300°

330°

360°

180 360° 180

210 330" 150

240 300°' 120

270 279" 90

300 240° 60

330 210° 30

0 180° 0

30 150° 330

60 120° 300

90 90° 270

120 ea· 240

150 30° 210

180 o· 180

TABLE 3

4. Set the "DEGREES" Thumbwheel to "000.0". Set "RATE" Toggleswitch to "1.5°/s", "DIRECTION" Toggleswitch to "CW" and "MODE" Toggleswitch to "RATE". The Pointer shall rotate clockwise (increasing numbers). Set "DIRECTION" Toggleswitch to 11CCW" position. The Pointer shall reverse direction. Observe movement, motion shall be smooth and free of jumps or oscillation at the tip of the arrow. Record in data sheet.

5. Repeat with rate of 60°/second 11CW" via setting "060" in 11DEGREES/S" Thumbwheel switch. Set "RATE" Toggleswitch to "OFF". Set 11DIRECTION II Toggleswitch to 11CCW". Record in data sheet.

6. Set "MODE" Toggleswitch to "STATIC" and "DEGREES/5" Thumbwheel switch to "000".

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7. Set "METER" knob to "EXT".

"PWR" Toggleswitch to "VOL TS".

"RATE'' Toggleswitch to "1.5°/s".

Connect OMM leads to Test Point J2-V and COM to GND Jack. Set DMM to VAC Auto 20V scale, set "MODE" Toggleswitch to "RATE".

The error signal shall not exceed .4VAC or instantaneously move more than .1VAC. Record in data sheet.

8. Repeat Step 7 with a RATE of 60°/s "CW'' and "CCW'' setting "060" on "DEGREES/S" Thumbwheel switch. Set "RATE" Toggleswitch to "OFF". The error signal shall not exceed 2VAC or instantaneously move more than .1VAC. Record in data sheet.

9. Set "MODE" Toggleswitch to "STATIC" and "DEGREES/S11

Thumbwheel to 0°. Return PTR #2 pushbutton to its undepressed position. Disconnect the Leads from DMM.

0. COURSE (CRS) RESOLVER FUNCTION TEST:

1. Rotate Course Set knob on the indicator to set Course Counter readout to 000.

2. Set "DEGREES" Thumbwheel to 0°.

3. Set "API SELECTOR" to "TEST RESOLVER". Depress "CRS READ" pushbutton on "FUNCTION SELECTOR" switchbank. API shall read 0.0 ± .2 °. Record on data sheet.

4. On bottom right of Test Panel, set "ORZ/EZ" Toggleswitch to "EZ" position.

5. Set API SELECTOR to "OPERATE RESOLVER". API shall display 300.0° ± 0.5°. Record in data sheet.

6. Rotate Course Set knob to position Course Arrow and Course Counter as indicated in Table 4. Record in data sheet.

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CRS-COUNTER SETTING API READ REQUIRED +/- .5

EZ ORZ

00 300° 300°

30 270° 270°

120 180° 180°

210 goo goo

300 00° 00°

TABLE 4

7. On bottom right of Test Panel, set "ORZ/EZ" Toggleswitch to "ORZ" position.

8. Set API SELECTOR to "OPERATE RESOLVER". API shall display 300.0° ± 0.5°. Record in data sheet.

9. Rotate Course Set knob to position Course Arrow and Course Counter as indicated in Table 4. Record in data sheet.

E. COURSE (CRS) DATUM PHASING AND OUTPUT TEST.

1. Depress "AZI CARD" pushbutton on "SYNCHRO BUS SELECTOR" switchbank. The Compass Card shall be positioned at 0° ± .5°. Set "NULL" Toggleswitch to "C/DATUM" position.

2. Set "METER" knob to "PHASE" and "PWR" Toggleswitch to "VOLTS". Set DMM to "V'', "AC", Auto and "200" Range

3 Rotate Course Set knob on the indicator to position the Course Pointer at 90°. The DMM shall indicate 50 ±10 Volts AC. Record in data sheet.

4. Set "METER" knob to "NULL .. and rotate Course Set knob on the indicator to position the Counter and Course Pointer to 0°. The DMM shall indicate a NULL 100 millivolts AC or less. Record in data sheet.

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CRS

Pointer

10°

15°

30°

45°

135°

150°

165°

170°

175°

180(±0.5)0

5. Set the 11DEGREES" Thumbwheel to 30° and the Compass Card shall rotate to 30°. Rotate the Course Set knob on the indicator until the DMM indicate 100 millivolts or less. Course Pointer shall indicate 30° ± 0.5°. Record in data sheet.

6. Set the Compass card on indicator to 0° via setting the "DEGREES" Thumbwheel to 0000. Rotate the Course Set knob to position the Course Pointer at each angle listed in Table 5. The error voltages shall be read on the DMM. Record in data sheet.

Error CRS Error Volt. NACl Pointer Volt. NAC}

1.5 to 2.5 185° 1.5 to 2.5

3.3to4.5 190° 3.3 to4.5

5.1 to 6.5 195° 5.1 to 6.5

9.9 to 12.5 210° 9.9 to 12.5

14.1 to 17.7 225° 14.1 to 17.1

14.1 to 17.7 315° 14.1 to 17.7

9.9 to 12.5 330° 9.9 to 12.5

5.1 to 6.5 345° 5.1 to 6.5

3.3 to 4.5 350° 3.3 to 4.5

1.5to 2.5 355° 1.5 to 2.5

0.0 (±0.10) 360(±0.5)° o.q~9.10)

TABLE 5

Release all pushbutton and set "METER" knob to "EXr'.

F. HDG WARNING FLAG.

1. Set "HDG" Toggleswitch from "OFF" to "FLAG" position. Heading Warning Flag shall move from In View to Out-of-View. Repeat several times. Record in data sheet. Set "HDG" Toggleswitch to "FLAG" position.

G. TO/FROM ARROW TEST.

a. Set uMETER VOLTAGE/CURRENT SELECTION" knob to "A" position.

.. MTR" Toggleswitch to .. LOW' position.

"CAUOPER" Toggleswitch to "OPER".

Set DMM to "mA", "DC" and "2" scale.

Rotate Course Set knob to position Course Arrow at 0°.

"STEP/NORM" Toggleswitch to "NORM".

1. Depress "TO/FROM" pushbutton on the "METER MOVEMENTS" switchbank. Rotate "CAUOPERATE ADJUST" knob until DMM read 0uA. "TO/FROM" shall be Out of View.

2. Rotate "CAL OPERATE ADJUST" knob "CW" until TO/FROM indicator is completely In-View in the same direction as the Course Arrow ("TO"). DMM shall indicate +200 ± 40 microamperes. Record in data sheet.

3. Rotate "CAL OPERATE ADJUST" knob "CW" until DMM read +500 microamperes, then reduce to 0 microamperes and observe if TO/FROM "TO" arrow sticks. Record in data sheet.

4. Rotate "CAL OPERATE ADJUST" knob 11CCW" until TO/FROM "FROM" indicator is completely In-View in the direction opposite the Course Pointer. DMM shall indicate -200 ± 40 microamperes.

Record in data sheet.

5. Rotate "CAL OPERATE ADJUST" knob until DMM read 500 microamperes, then reduce to 0 microamperes and observe if TO/FROM "FROM" arrow sticks. Record in data sheet.

6. TO/FROM shall not be visible with a reading of 0 microamperes.

7. Via Course Set knob rotate Course Arrow from 0° to 360°.

TO/FROM Arrow shall remain fully out of view.

H. COURSE BAR ANALOG TEST.

Repeat G. a. if needed.

1. Rotate Course Set knob to positive Course Arrow of 0°.

2. On Control Box 2278-01 set 11CRS" and "NAV" Toggleswitch to "ANALOG" position. "CRS BAR" deflects to right an "NAV" Out of View.

3. Depress "CRS BAR" pushbutton on the "METER MOVEMENT" switch bank.

4. Rotate "CAL OPERATE ADJUST" knob to position Course Bar in the center. The DMM shall indicate O microamperes. Record in data sheet. The Course Bar shall be aligned with tip and tail of Course Arrow within one-half bar width.

5. Via the Course Set knob on the indicator, rotate Course Arrow from 0° to 360°. Course Bar shall remain centered within one-half bar width.

6. Rotate "CAL OPERA TE ADJUST" knob "CW" to align Course Bar with first dot to the right of center. DMM shall read +75 ± 6 microamperes. Record in data sheet.

7. Rotate "CAL OPERATE ADJUST" knob "CW" to align Course Bar with second dot to the right of center. DMM shall read +150 ± 12 microamperes. Record in data sheet.

8. Rotate "CAL OPERA TE ADJUST" knob "CW" until DMM reads +500 microamperes then return to O microamperes. Check for any signs of sticking. Record in data sheet.

9. Rotate "CAL OPERA TE ADJUST" knob 11CCW" to align Course Bar with first dot to the right of center. DMM shall read -75 ± 6 microamperes. Record in data sheet.

10. Rotate "CAL OPERATE ADJUST" knob 11CCW' to align Course Bar with second dot to the right of center. DMM shall read -150 ± 12 microamperes. Record in data sheet.

11. Rotate "CAL OPERATE ADJUST,, knob "CCW" until DMM reads - 500 microamperes then return to 0 microamperes. Check for any signs of sticking. Record in data sheet.

12. Release 11CRS BAR" pushbutton.

I. NAV FLAG ANALOG TEST.

Repeat G. a. if needed.

1. Depress "CRS FLAG" pushbutton on the "METER MOVEMENT" switchbank. Adjust "CAUOPERATE ADJUST" knob until DMM read 0° uA. "NAV FLAG" in view.

2. Rotate "CAL OPERATE ADJUST". Rotate knob "CW" and observe DMM. The NAV FLAG shall leave its stop with a minimum application of 180 microamperes. Record in data sheet.

3. Rotate "CAL OPERATE ADJUST" knob further "CW". NAV FLAG shall deflect Out-of-View with a minimum current application of 245microamperes or less. "NAV FLAG" shall be out of view. Record in data sheet.

4. Rotate "CAL OPERATE ADJUST" knob further ucw" until DMM reads +500 microamperes then rotate 11CCW" until DMM read 0 microamperes. Check for sticking. Record in data sheet. Undepress "CRS FLAG" pushbutton.

J. DIGITAL DISTANCE AND SHUTTER TEST.

Set Toggleswitches as:

"WORD RATE" to "FAST" "WORD SELECT" to "WORD 1" "DATA RATE" to .. MANUAL" u1000/SHUTTER" to u1000" uWORD 1" to uBCD" AMPLITUDE knob turn to MAX.

ucLK/SH" to 111" position. Located under WORD 1 BIT 30.

"WORD 1 RATE" Toggleswitch to "HOLD".

1. Set "DIGITAL GENERATOR WORD" Thumbwheel switch to "16000000" position.

2. Position WORD 1 "BIT" "31" and "32" Toggle switches to "1".

Position the Distance shutter shall be removed from view.

I

3. Rotate the WORD 1 Thumbwheel switch "RANGE IN NM" portion and verify tracking for indicator range 'display for tenths (furthest number to the right), units, tens, and hundreds digits. Verify O through 9 positions. Record in data sheet.

4. Position WORD 1, "BIT 31" Toggleswitch to 111" position and "BIT 32" Toggleswitch to 110" position. Verify indicator Range Shutter is in view. Record in data sheet.

5. Position WORD 1, "BIT 31" Toggleswitch to 110" and "BIT 32" Toggleswitch to "1" position. Verify indicator Range Shutter is in view. Record in data sheet.

6. Position WORD 1, "BIT 31" Toggleswitch to 111" and "BIT 32" Toggleswitch to "1". Verify indicator Range Shutter is out of view.

Record in data sheet.

7. Set "1000/SHUTTER" switch to "OFF". Verify indicator Range Shutter is in view.

8. Set "1000/SHUTTER" switch to "1000". Verify indicator Range Shutter is out of view.

9. Set DIGITAL GENERATOR, WORD 1 Thumbwheel switch to "B0000000", "58000000" and "2C000000" positions and verify Range Shutter is displayed in each setting. Record.

10. Set DIGITAL GENERATOR, WORD 1 Thumbwheel switch to "16000000" setting. Verify Range Shutter is Out-of-View. Record.

11. Set uDATA RATE" Toggleswitch to "SLOW". Set WORD 1 "RATE" Toggleswitch to "UP". The Range display shall increase in increment at a slow rate. Change the "DATA RATE" Toggleswitch to "FAST" position. The increments shall increase in "RATE". To reverse direction set WORD 1 "RATE" Toggleswitch to "DOWN" position.

Record in data sheet.

12. Set .,DATA RATE" Toggleswitch to "MANUAL".

K. DIGITAL COURSE BAR TEST.

Digital Generator "WORD #2".

1. Set uWORD 2" Toggleswitches uBIT" u30", u31" and u32" to uou and .. PARITY" Toggleswitch to u AUTO".

2. Set .,DATA RATE" Toggleswitch to .. MANUAL".

3. Set uwoRD RATE" Toggleswitch to "FAST".

4. On "WORD SELECT" Toggleswitch to "WORD 2".

5. Set "WORD 2" Toggleswitch to ucRS DEV".

6. Set "RATE" Toggleswitch to "HOLD".

7 . .. AMPLITUDE" knob turned to .. MAX".

8. On DIGITAL GENERA TOR, WORD 2 Thumbwheel switch to UEDOOOOO" setting.

9. Set Control Box CB-2278-01 Toggleswitches to .. DIGITAL" position.

11COURSE BAR" shall position to the center and NAV FLAG will be out of view.

10. Set 11DVM" to read "DC", "V" and u2 VOLTS" scale.

11. Set "METER" knob to "EXT" and "PWR" Toggleswitch to "VOLTS".

12. Connect probes from DVM to the Control Box CB-2278-01 to ucRS" uH" and uc" test points.

13. Set uwoRD 2" Thumbwheel for 0°, 5°, 10° deviation to the right and measure the decoded output, see Table 6 and 6A. Setting of 14° or greater BAR will move to the stop. Record in data sheet.

14. Set "WORD 2" Thumbwheel for O 0 , 5°, 10 ° deviation to the left and measure the decoded output, see Table 7 and 7A. Setting of 14° or greater BAR will move to the stop. Record in data sheet.

Degrees

I

Course Dev.

{right} oo

I

10°

I

TABLE 6

Deflection of Course-DEV. Bar to the Right

THUMBWHEEL SWITCH

30 31 PARITY

ED00000 0 0 Auto

ED0015.7 0 0 Auto

ED0031.3 0 0 Auto

ED0045.0 0 0 Auto

ED0056.3 0 0 Auto

TABLE SA

Parameters for Right Course Bar Deflection

Course bar

Center (aligns with course arrow)

1 dot right

2 dots

Output voltage {DVM no.1)

-0.003 to +0.003 voe

+0.063 to +o.oa1 voe

+0.138 to +o.1 s2 voe

I

Degrees

Course Dev.

(right) oo

10°

TABLE 7

Deflection of Course-DEV. Bar to the Left

THUMBWHEEL SWITCH

30 31 PARITY

ED00000 0 0 Auto

ED0164.4 1 1 Auto

ED0148.6 1 1 Auto

ED0935.2 1 1 Auto

ED0924.0 1 1 Auto

TABLE7A

Parameters for Left Course Bar Deflection

Course bar

Center (aligns with course arrow)

1 dot left

2 dots

Output voltage (DVM no.1)

-0.003 to +0.003 voe

-0.063 to -0.oa? voe

-0.138 to -0.1s2 voe

L. BEARING #1 (DIGITAL) TEST.

"DIGITAL GENERATOR" WORD #2.

1. Set "WORD 2" Thumbwheel "ADDRESS" to u9700000".

2. Set "WORD 2" Toggleswitch BIT 1130"1 "31", and "32" to "O".

I

I

3. Set "WORD 2" "PARITY" Toggleswitch to "AUTO".

4. Set "DATA RATE" Toggleswitch to "MANUAL"

5. Set 11WORD RATE" Toggleswitch to "FAST"

6. Set 11WORD SELECT" Toggleswitch to "WORD 2".

7. Set "WORD 2" Toggleswitch to 11BEARING".

8. Set "AMPLITUDE" knob turned "MAX".

9. Set "WORD 2" "RATE" Toggleswitch to "HOLD".

10. In this initial conditions Pointer #1 shall be located to 0° position.

11. Set 11WORD 2" Thumbwheel switch 11BEARING DEGREES" to 10° Pointer #1 shall rotate CW.

12. Set uwORD 2" Thumbwheel Switch "BEARING DEGREES" to 1 ° and 0° there shall be perceptible movement of Pointer #1 11CW" and

"CCW".

13.Set .,DATA RATE" Toggleswitch to "SLOW".

14. Set METER knob to "EXT" and "MTR" Toggleswitch to "VOLTS".

15. Set DVM to II AC", "V" "AUTO .. and "2 Volts" scale.

16. To Monitor J2-g output connect probes from DVM, "V/ "and "COM" to J2-g and GND.

17. Set "RA TE" Toggleswitch to "U P11

• The Pointer #1 shall rotate "CW" the reading shall not exceed .4 Volts or vary instantaneously more than .1 Volts. Record in data sheet.

18. Set .,RATE" Toggleswitch to 11DOWN". The Pointer #1 shall rotate "CCW". The reading shall not exceed .4 Volts or vary instantaneously more than .1 Volt. Record in data sheet.

19. Set "DATA RATE" Toggleswitch to "FAST". The Pointer#1 reading shall not exceed .4 Volts or vary instantaneously more than .1 Volts. Record in data sheet.

20. Set "RATE" Toggleswitch to "UP". The Pointer #1 shall rotate "CW". The reading shall not exceed .4 Volts or vary instantaneously more than .1 Volts. Record in data sheet.

21 . Set "DATA RATE" Toggleswitch to "MANUAL". The Pointer #1 will position at 0°.

22. Set "METER" knob to "EXT" and DMM to "AC", "V","AUTO" and "2 Volts" scale.

23. Set "WORD 2" Thumbwheel from 0° to 360° read the Pointer #1 error and SIN/COS. Record in data sheet. Table 8

24. To read SIN connect probes from DMM red probe to Test Point J2-n and "GND" Black to J2-p. Follow Table 9. Record in data sheet.

25. To read COS connect probes from DMM red probe to Test Point J2-q and "GND" Black to J2-r. Follow Table 9. Set "WORD 2" Thumbwheel to 0°. Record in data sheet.

26. INVALID ADDRESS Test, change the "ADDRESS", the Pointer #1 shall park at 90°. See Table 1 0 on the data sheet. Record in data sheet.

27. "BITS" "30" and 1131" are the SIN and status BITS. The normal condition for these BITS are 0 or 1. Change the SELECTION of these BITS to 1 or 0. Pointer #1 shall park at 90°. See Table 11 on the data sheet. Record on data sheet.

Digital Angle oo

30°

60°

90°

120°

150°

180°

210°

240°

270°

300"

330°

I 360"

I

I

TABLE 9

Bearing Pointer No. of SIN, COS Requirements

Bearing DVM No.1 BIT BIT PARITY Pointer No.1 sin (vac) cos (vac) 30 31 AUTO

0 (!0,5)0 0.00to0.50 9.50 to 10.50 0 0 Auto

30 (;t0.5)° 4.50 to 5.50 8.16to9.16 0 0 Auto

60 (;t0.5)0 8.16 to 9.16 4.50to 5.50 0 0 Auto

90 (!0,5)° 9.50 to 10.50 0.00to0.50 0 0 Auto

120 (!0.5)° 8 16 to 9.16 4.50 to 5.50 0 0 Auto

150 (!0.5)° 4.50 to 5.50 8.16to9.16 0 0 Auto

180 (:t0.5)0 0.00 to 0.50 9.50 to 10.50 1 1 Auto

210 (:t0.5)0 4.50 to 5.50 8.16to9.16 1 1 Auto

240 (!0,5)0 8.16to9.16 4.50to 5.50 1 1 Auto

270 (+0.5)0 9.50 to 10.50 0.00to 0.50 1 1 Auto

300 (!0.5)° 8.16to9.16 4.50to 5.50 1 1 Auto

330 (!0.5)0 4.50to 5.50 8.16to9.16 1 1 Auto

360 (!0.5)" 0.00 to 0.50 9 .. 50 to 10.50 0 0 Auto

M. NAV (DIGITAL) TEST.

"DIGITAL GENERATOR WORD 2".

1. Set "WORD 2" Thumbwheel switch to "ED00000".

2. Set "AMPLITUDE" knob turned to "MAX".

3. Set DVM to read "DC", "V", "2 Volts" scale.

4. Set "METER" knob to "EXT" and "PWR" Toggleswitch to "VOLTS".

5. Connect probes from DVM to the Control Box CB-2278-01 to NAV "H" and "C".

6. Set "NAV'' Toggleswitch to "DIGITAL".

Step

7. Set "WORD 2" "PARITY" Toggleswitch to "MAN".

8. Set "WORD 211 "BITS", 113011

1131", and "32" per Table 12.

9. Disconnect probes.

TABLE 12

NAV Warning Flag Response

NAV

WORD 2 switches (H & C) Parity Output voltage

•32 *30 *31 NAVflag (DVM No. 1)

1 1 0 In view ~0.010 to +0.010 voe

1 0 0 Out of view +0.320 to +0.440 voe

1 0 1 In view

1 1 1 Out of view

0 1 1 In view

N. LIGHTING:

1. Set 11LIGHTING11 Toggleswitch to select 115VAC".

2. Set METER knob to .. A".

V

3. Set 11PWR" switch to 11VOLTS".

4. Set DMM to measure "AC" volts on "20" volts scale.

5. Depress "5VAC LIGHT" on "VOLTS/AMP- UUT" switchbank. Tum on 5VAC lighting circuit breaker. Adjust lighting knob until DMM reads 5± 0.5VAC.

6. Verify indicator display is illuminated and brightness is uniform.

Record in data sheet.

7. Adjust Lighting knob to 0° Volts.

THE END

a

I I I I I

4.0 FIGURE

I m

I B

I I I I

TEST PANEL

MIT-234C

POWER CABLE

:_/JI

OR1GINALL.Y DESIGN FOR UNLESS OTHERWISE SPECIFIED

DIMENSIONS ARE IN INCHES

TOLERANCES: FRACTION ±1/64

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J Pl.ACE DECIMALS ± .005

ZONE I REV

FIG. 4-1

DESCRIPTlON

HSI TYPE

1D-2278

I

REVISIONS

01\TE

CABLE

CA-234C-2278

CONTROL BOX

PN.CB2278-01

APPfttJ\IED

AERONAUTICAL INSTRUMENT & RADIO CO.

234 GARIBALDI AVE., LOOI NJ

2 PLACE DECIMALS ± .010 I OIWlSMAN

TEST SETUP

FOR HSI 1D-2278 toMT'L toMiL SPEC.

NEXT />SS'( I USED ON I FINISH

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AERONAUTICAL INSTRUMENT 8. RADIO CO.

234 GARtBALDl AVE .• LODI - N,J.

ID-2278

CABLE . ASSEMBLY

!JIZ£ I m"..t ,ocHT NO B 81':Uc' J owe NO.

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DIMENSIONS ARE IN INCHES

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' 2 PLACE DE:CIHALS +/- .010

MIT 234C

MIT 234C

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~EXT ASSY USED CN.tNISH

APPLICATION

ZONE I REV

FIG. 4-3

t

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B.LAHBERT OCT 26. 9B

RE'l'ISIONS lltSCRll'TioH O,.TE -0',tl)

CABLE SCHEMATIC

AERONAUTICAL INSTRUMENT &. RADIO CD.

234 GARIBALDI AVE., LODI - N.J.

ID-2278

CABLE , ASSEMBLY

DESIGN "'CTIVITY APPROVAL I SIZE I C(l0£ IOENT NO.

C,BURKE: B 83942

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OTHER APPROVAL

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SCHEMATIC

AERONAUTICAL !NSTPUMENT t PADIO CO.

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ID-2278

CABLE. A~~E MBLY

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= 8';?::.:

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I 5.0 DATA SHEETS

D I I rn

I I I I I

Aeronautical Instrument & Radio Co.

Lodi, N.J.

ITEM: ID-2278

TEST DATA SHEET

P/N: -------------

TEST PROCEDURE: TPI-077 -------

DATE: -----------

A. AZIMUTH SERVO LOOP TEST

DEGREES

THUMBWHEEL

o·

30°

60°

90°

120·

150°

180°

210·

240°

270°

300°

330°

360°

3.

4.

CARD

READING (+.5°)

Rate Operation

1.5°/SecCW

1.5°/Sec CCW

60°/SecCW

60°/SecCCW

5 / N: -------------

TECH NI OAN: ---------

Q.C. INSPECTOR: ______ _

TABLE 1

AZIMUTH CARD

DEGREES

THUMBWHEEL

360°

330°

300°

270°

240°

210·

180°

150°

120°

90°

60°

30° o·

Observation

__ (check if good)

__ (check if good)

_(check if good)

_(check if good)

I Q.C. Fonn SHEET ,1 of

CARD

READING {+.5°)

Rev.

li DATE

JEST DATA SHEET

ITEM: ID-2278

TEST PROCEDURE: TPI-077

DATE:

6.

7.

Measured CW Error Signal 1.5°/s

Measured CCW Error Signal 1.5°/s

Measured CW Error Signal 60°/s

Measured CCW Error Signal 60°/s

P/N: ------------- S / N: -------------

TECHNICIAN: ----------

Q.C. INSPECTOR: --------

_____ (less than 0.4VAC)

_____ (less than 0.4VAC)

_____ (less than 2VAC)

_____ (less than 2VAC)

B. HEADING (HOG) DATUM PHASING AND OUTPUT TEST

3. DVM 50 (+/01 O)VAC

4. DVM 100 millivolts VAC or less

5. Heading Marxer __ 30° (±.5°)

TABLE2

6.

Heading Error Error Heading Error Error Marker volt. (vac} Reading Marker Reading volt. {vac}

50 1.5 to 2.5 185° 1.5 to2.5

10° 3.3to 4.5 190° 3.Jto4.5

15° 5.1 to 6.5 195° 5.1 to6.5

30° 9.9to 12.5 210· 9.9to 125

45• 14.1 to 17.7 225° 14.1 to 17.7

135• 14.1 to 17.7 315° 14.1 to 17.7

150° 9.9 to 12.5 330° 9.9to 12.5

165° 5.1 to 6.5 345• 5.1 to6.5

170° 3.3 to 4.5 350• 3.3to4.5

175° 1.5 to 2.5 355° 1.5to 2.5

180(±0.5)° 0.0(;!:0.10) 360(:!;0.5)° 0.0(;!:0.10)

I Q.C. Fonn Rev.

SHEET ,2 of ll DATE

TEST DATA SHEET

ITEM: ID-2278

TEST PROCEDURE: TPI-077 __,;..:...;;;._;:------

DATE: ------------

C. BEARING POINTER (PTR) '#2 TEST.

DEGREES

3. THUMBWHEEL

4.

5.

o· 30"

60"

90°

120°

150°

180°

210°

240°

270°

300°

330°

360° cw

READING [+/-1 °)

___ 180

____ 210

___ 240

___ 270

___ 300

___ 330

___ o

___ 30

___ 60

___ 90

___ 120

___ 150

___ 180

Rate Operation

1.5°/Sec CW

1. 5° /Sec CCW

60°/Sec CW

60°/SecCCW

P/N: ------------- S / N: -------------

TECH NI OA N: ----------

Q.C. INSPECTOR:

TABEL3

DEGREES

THUMBWHEEL

360°

330°

300"

270°

240°

210·

180°

150°

120°

90°

60°

30° o·

Observation

__ (check if good)

__ (check if good)

__ (check if good)

_(check if good) ccw

READING (+/-1°)

___ 180

___ 150

___ 120

___ 90

___ 60

___ 30

___ o

___ 330

___ 300

___ 270

___ .240

___ .210

___ 180

SHEET 3 of .li DATE

I

I

Aeronautical Instrument & Radio Co.

Lodi, N.J.

TEST DATA SHEET

ITEM: ID-2278 P/N: ------------

TEST PROCEDURE: _TP~ l-0..:.7;..:7 ___ _

DATE:

7.

8.

Measured CW Error Signal 1.5"'/s

Measured CCW Error Signal 1.5"'/s

Measured CW Error Signal 60°/s

Measured CCW Error Signal 60°/s

S / N: ------------

TECHNIOAN: ________ _

Q.C. INSPECTOR: _______ _

_____ (less than 0.4VAC)

_____ (less than 0.4VAC)

_____ (less than 2VAC)

_____ (less than 2VAC)

D. COURSE (CRS) RESOLVER FUNCTION TEST

3. API "Test Resolver" Reading (000.0° ;t0.2°)

5. API ·operate Resolver" Reading ______ (300.0° :t.5°)

6.&9. TABEL4

CRS-NOB sEmNG (DEGREES} RESOLVER OPERATE API READING

COURSE COURSE EZ ORZ

ARROW COUNTER

0 D 300 ,:t.5°

30 30 270 :!: .5°

120 120 180 .:!: .5°

210 210 90 ± .5°

300 300 00 ± .5°

8. API "OPERATE RESOLVERti reading ---(300.0° :t.5°)

I Q.C. Form Rev.

SHEET ! of li DATE

Lodi, N.J, TES[ DATA SHEET

ITEM: I0-2278 P/N: -----------

TEST PROCEDURE: TPI-077 --'--~ ---- S / N: -----------

DATE: ---------- TECHNIOAN: _______ _

Q.C. INSPECTOR: -------

E. COURSE (CRS) DATUM PHASING AND OUTPUT TEST

3. DVM 50 (:t10) VAC

4. DVM 100 millivolts VAC or less

5. CRS-Pointer 30D (:t.5°)

TABLE 5

I 6. Course Course Error Error Arrow counter volts. (vac) Reading

50 005 1.5 to 2.5 10° 010 3.3to 4.5 15° 015 5.1 to6.5 30° 030 9.9 to 12.5 45° 045 14.1 to 17.7 135° 135 14.1 to 17.7 150° 150 9.9 to 12.5 165° 165 5.1 to 6.5 170° 170 3.3 to 4.5 175° 175 1.5 to 2.5 180(:t0.5)0 180 0.0(:t0.10) 185° 185 1.5 to 2.5 190° 190 3.3 to4.5 195° 195 5.1 to 6.5 210° 210 9.9 to 12.5 225° 225 14.1 to 17.1 315° 315 14.1 to 17.1 330° 330 9.9 to 17.7 345° 345 5.1 to 6.5 350° 350 3.3 to4.5 355° 355 1.5 to 2.5 360°(:t0.5}0 360 0.0(±0.10) of li DATE SHEET ,5

D

I

I D

I

Aeronautical Instrument & Radio Co.

Lodi, N.l.

TEST DATA SHEET

ITEM: ID-2278 P/N: ------------

TEST PROCEDURE: TPI-077 _ __,;;. ____ _ 5 / N: ------------

DATE: __________ _ TECHN10A N: ________ _

Q.C. INSPECTOR: _______ _

F. HOG WARNING FLAG.

Heading Warning Flag

1. FLAG Moves from In View to Out-of-View ___ ck

OFF In-View

G. TO/FROM ARROW TEST

___ ck

2. Completely in-view "TO" _____ +200(±40)uA

3. "TO" ck (No sticking) +500

4. Completely in-view "FROM" -200(±40)uA

5. "FROM" ck (No sticking) -500

6. Not visible with "O" current ck ---7. Fully Out of view ck

H. COURSE BAR ANALOG TEST

Indication

4. Center

5. Center

6. 1 Dot Right

7. 2 Dot Right

8. CRS BAR

9. 1 Dot Left

10. 2 Dot Left

11. CRS BAR

Current CuA)

____ o

0 ---- ____ +75±6

____ +150±12

____ ck (No sticking) +500

---- -75 :!:.6

____ -150±12

____ ck (No sticking) -500

SHEET § of li DATE

Lodi, N.l.

TEST DATA SHEET

ITEM: ID-2278 P/N: -----------

TEST PROCEDURE: TPl-077 ~__,.;;.. ___ _ 5 / N: -----------

I DATE: ---------- TECHNICIAN: --------

Q.C. INSPECTOR: -------

I. NAV FLAG ANALOG TEST

I Flag Position Microamps

2. Just move off stop 180 or more

3. Completely out of view 245 or less

4. NAVFLAG ck no sticking +500

I

J. DIGITAL DISTANCE AND SHUTTER TEST

3. Tenths tracking 0-9 (ck) Units tracking 0-9 (ck) Tens tracking 0-9 (ck) Hundreds tracking 0-9 (ck)

4. Bit 31-1 Shutter In view (ck) Bit 32-0

5. Bit 31-0 Shutter In view {ck) Bit 32-1

6. Bit 31-1 Shutter Out of view (ck)

I Bit 32-1

7. Switch to OFF - Shutter in view (ck)

8. Switch to 1000- Shutter Out of view (ck) of li DATE SHEET Z

Lodi, N.J.

TEST DATA SHEET

ITEM: ID-2278 P/N:

TEST PROCEDURE: _TP~ I-..;;.;07-'-7 ___ _

DATE:

K.

9. Shutter in view for "B0000000" Shutter in view for "58000000" Shutter in view for "2COO0OO0"

10. Shutter Out of Vif!W for "1600000"

11 . Range Counter counts up smoothly Range Counter counts down smoothly

DIGITAL CRS BAR

13. TABLE6A

Deviation Deflects to the No

S / N: ____________ _

TECHNICIAN: ________ _

Q.C. INSPECTOR:

__ (ck) __ (ck) __ (.ck)

__ (ck)

__ (.ck) __ (ck)

Required

Degrees Right vicinttl of each dot Oscillation CRS Voltage

0 ck _ck __ ck (-0.003 to +0.003 VDC)

5 ck __ ck _ck (+0.063 to +0.087 VDC)

10 ck __ ck __ ck (+0.138 to +0.162 VDC)

14 Bar Stops at the extreme right ck

18 Bar Stops at the extreme right ck

14. TABLE7A

Deviation Deflects to the No Required Degrees Left vicinit~ of each dot Oscillation CRS Voltage

0 ck _ck __ ck (-0.003 to +0,003 VOC)

5 ck __ ck __ ck (-0.063 to -0.087 VDC)

10 ck __ ck __ ck (-0.138 to-0.162 VOC)

14 Bar Stops at the extreme left ck

18 Bar Stops at the extreme left ck

SHEET 8 of li DATE

TEST DATA SHEET

ITEM: ID-2278 P/N: -----------

TEST PROCEDURE: TPI-077 -~---- 5 / N: -----------

I DATE: ---------- TECHNIOAN: ________ _

Q.C. INSPECTOR: -------

L. BEARING #1 DIGITAL TEST

17. Measured CW Error Signal Slow ____ (less than 0.4VAC)

18.Measured CCW Error Signal Slow ___ (less than 0.4VAC)

19. Measured CCW Error Signal Fast ____ {less than 0.4VAC)

20. Measured CW Error Signal Fast ___ (less than 0.4VAC) f Q.C. Form Rev.

SHEET I of li DATE

I

TEST DATA SHEET

ITEM: ID-2278 P/N: -----------

TEST PROCEDURE: _TP;;..;...;:...1-0=7..:..7 ___ _ S / N: -----------

DATE: _________ _ TECHNIOAN: ________ _

Q.C. INSPECTOR: ______ _

L. BEARING #1 DIGITAL TEST (CON'T)

23. TABLES

Digital Required Bearing Read Angle Pointer#1 Pointer#1 oo 0 (±0.5)°

30{1 30 (±0.5t

I 60" 60 (±0.5)0

90° 90 (±0.5)0

120° 120 (±0.5)0

150" 150 (±0.5)°

Bit 30, 31 to 1 180° 180 (±0.5)0

Bit 30, 31 to 1 210° 210 (±0.5)0

Bit 30, 31 to 1 240° 240 (±0.5)°

Bit 30, 31 to 1 270° 270 (±0.5t

Bit 30, 31 to 1 300° 300 (±0.5)0

Bit 30, 31 to 1 330° 330 (±0.St

I Bit 30, 31 to O 360° 360 (±0.5t

SHEET ID of H DATE

TEST DATA SHEET

ITEM: ID~2278 P/N: -----------

TEST PROCEDURE: ID-077 --"------ S / N: __________ _

DATE: _________ _ TECHNICIAN: --------

Q.C. INSPECTOR: ______ _

L. BEARING #1 DIGITAL TEST (CON'T)

24. TABLE9

SINE READINGS

Digital Bearing Read Angle Pointer No.1 sin (vac) sin (vac) oo 0 (±0.5) 0 0.00 to 0.50

30° 30 (±0.5}° 4.50 to 5.50

60° 60 (±0.5)0 8.16 to 9.16 goo 90 (±0.5)0 9.50 to 10.50

120° 120 (±0.5)° 8.16 to 9.16

150° 150 (±0.5)0 4.50 to 5.50

Bit 30, 31 to 1 180° 180 (±0.5)° 0.00 to 0.50

Bit 30, 31 to 1 210° 210 (±0.5)0 4 .50 to 5.50

Bit 30, 31 to 1 240° 240 (±0.5)° 8.16 to 9.16

Bit 30, 31 to 1 270° 270 (±0.5)0 9.50 to 10.50

Bit 30, 31 to 1 300° 300 (±0.5}° 8.16 to 9 .16

Bit 30, 31 to 1 330° 330 (±0.5) 0 4.50 to 5.50

Bit 30, 31 to 0 360° 360 (±0.5)° 0.00 to 0 .50

,~.c. Fonn Rev.

SHEET ll of li DATE

TEST DATA SHE£T

ITEM: 10-2278 P/N: -----------

TEST PROCEDURE: TPI-077 ------ 5 / N: -----------

DATE: TECHNICIAN: ---------- --------

Q,C. INSPECTOR: -------

I

L. BEARING #1 DIGITAL TEST (CON'T)

25. TABLE 9

COSINE READINGS

Digital Bearing Read Angle Pointer No.1 cos (vac) cos (vac) oo 0 (±0.5)0 9.50 to 10.50

30° 30 (:t0.5)0 8.16 to 9.16

60° 60 (:t0.5)0 4.50 to 5.50 goo 90 (:t0.5)0 0.00 to 0.50

120° 120 (±0.5)0 4.50 to 5.50

150° 150 (±0.5)° 8.16 to 9.16

Bit 30, 31 to 1 180° 180 (:t0.5)0 9.50 to 10.50

Bit 30, 31 to 1 210° 210 (:t0.5)0 8.16 to 9.16

Bit 30, 31 to 1 240° 240 (±0.5)° 4.50to5.50

Bit 30, 31 to 1 270° 270 (±0.5)0 0.00 to 0.50

Bit 30, 31 to 1 300° 300 (±0.5)0 4 .50 to 5.50

Bit 30, 31 to 1 330° 330 (:t0.5)0 8.16 to 9.16

Bit 30, 31 to 0 360° 360 (:t0.5)0 9.50 to 10.50

.C. Form Rev.

SHEET ~ of li DATE

TEST DATA SHEET

ITEM: ID-2278 P/N: -----------

TESI' PROCEDURE: TPI-077 --------- S / N: -----------

DATE: ---------- TECHNICIAN: _______ _

Q.C. INSPECTOR: -------

TABLE 10

26. INVALID ADDRESS TEST

THUMBWHEEL

8700000

9800000

2D00000

9700000

27. SIN AND STATUS TEST

BIT BIT

to 0°

TABLE 11

30 31 POINTER

0 0 O" {ck)

1 1 180° (ck)

0 1 90° (ck)

1 0 90° (ck)

POINTER

PARKE090"

ck ---ck ---ck ---ck ---

SHEET ll of li DATE

TEST DATA SHEET

ITEM: ID-2278 P/N: -----------

TEST PROCEDURE: TPI-077 ------ 5 / N: -----------

DATE: TECHNICIAN: ---------- ---------

Q.C. INSPECTOR: -------

M. NAV DIGITAL TEST TABLE12

NAV

(H&C) Output

8) Steps Status Parity NAVFlag Voltage Bits

30 31 32

1 1 0 1 ck (In View) __ ck (-0.010 to +0.010 VDC)

2 0 0 1 ck (Out of View) _ck (+0.320 to +0.440

VOC)

3 0 1 1 ck (In View)

4 1 1 1 ck (Out of View)

5 1 1 0 ck (In View)

N. LIGHTING:

6. Indicator Brightness is unifonn ___ (ck)

SHEET li of li DATE