R (2) If there is no 28 VDC:
R
R - do a check and repair if necessary the wiring (Ref. ASM 31-33/01),
R between:
R
R CB 9TU/2 and QAR (3TU) connector A/53,
R
R QAR (3TU) connector A/47 and ground.
R

R (3) If there is no 115 VDC:
R
R - do a check and repair if necessary the wiring (Ref. ASM 31-33/01),
R between:
R
R CB 5TV/2 and QAR (3TU) connector A/37,
R
R QAR (3TU) connector A/38 and ground.
R

R (4) If the fault continues:
R
R - do a check and repair the wiring as necessary, between:
R
R QAR (3TU) connector A/52 and relay 6RK A/6,
R
R Relay 6RK A/6 and relay 8RK A/5,
R
R Relay 6RK A/C and relay 8RK A/C,
R
R Relay 6RK A/C and QAR (3TU) connector A/51,
R
R QAR (3TU) connector A/36 and FDIMU (10TV) connector AB/11G,
R
R QAR (3TU) connector A/54 and FDIMU (10TV) connector AB/11F,
R
R QAR (3TU) connector A/55 and FDIMU (10TV) connector AA/13C,
R
R QAR (3TU) connector A/56 and FDIMU (10TV) connector AA/13D.

 **ON A/C ALL
 B. Do the test given in paragraph 3.A. again to check the correct operation (no maintenance message display).
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞31-33-00∞∞∞∞∞∞∞∞∞∞Page 211
 May 01/05 CES QAR (3TU) Tape/Media Low

 1. Possible Causes
_______________
 - QAR (3TU)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
AMM 31-33-00-710-005 Operational Test of the QAR
 AMM 31-33-52-000-001 Removal of the Quick Access Recorder (QAR) (3TU)
 AMM 31-33-52-400-001 Installation of the Quick Access Recorder (QAR) (3TU)
 ASM 31-33/01

 3. Fault Confirmation

__________________
 A. Do the Operational Test of the QAR (Ref. AMM TASK 31-33-00-710-005). (includes the replacement of data medium)
 4. Fault Isolation
_______________ R **ON A/C 001-049, 101-105, 208-209,
 A. If the test gives the maintenance message QAR TAPE LOW:
 - do a check and repair the wiring as necessary (Ref. ASM 31-33/01), between:
 QAR (3TU) connector AA/5G and FDIU (2TU) connector AB/11H
 (1) If the fault continues:
 - replace the QAR (3TU) (Ref. AMM TASK 31-33-52-000-001) and (Ref. AMM TASK 31-33-52-400-001).
R **ON A/C 051-099, 151-158, 201-207,
 A. If the test gives the maintenance message QAR TAPE LOW:
 - do a check and repair the wiring as necessary (Ref. ASM 31-33/01), between:
 「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞31-33-00∞∞∞∞∞∞∞∞∞∞Page 212
 May 01/05 CES (1) If the fault continues:

 - replace the QAR (3TU) (Ref. AMM TASK 31-33-52-000-001) and (Ref. AMM TASK 31-33-52-400-001).
R **ON A/C 106-149, 210-299, 301-399, 401-499,
 A. If the test gives the maintenance message QAR TAPE LOW or QAR MEDIA LOW:
 - make sure that a non-writeprotected disk with enough unrecorded capacity is inserted.
 (1) If the fault continues:

 - do a check and repair if necessary the wiring between QAR (3TU) connector AA/5G and the FDIMU (10TV) connector AB/11G.

 (2) If the fault continues:

 - replace the QAR (3TU) (Ref. AMM TASK 31-33-52-000-001) and (Ref. AMM TASK 31-33-52-400-001).
 **ON A/C 159-199,
 A. If the test gives the maintenance message QAR TAPE LOW or QAR MEDIA LOW:
 - make sure that a non-writeprotected disk with enough unrecorded capacity is inserted.
 (1) If the fault continues:

 - do a check and repair if necessary the wiring between QAR (3TU) connector A/36 and the FDIMU (10TV) connector AB/11G.

 (2) If the fault continues:

 - replace the QAR (3TU) (Ref. AMM TASK 31-33-52-000-001) and (Ref. AMM TASK 31-33-52-400-001).
 **ON A/C ALL
 B. Do the test given in paragraph 3.A. again to check the correct operation (no maintenance message display).

 Accelerometer (6TU) Fault
 1. Possible Causes
_______________
 - ACCELEROMETER-THREE AXIS (6TU)

 - wiring
　
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