- do a check and repair the wiring from the SDAC-1 (1WV1) or SDAC-2 (1WV2) to the DMU (1TV) (Ref. ASM 31-37/01):
SDAC 1 Connector AB/8J to DMU Connector AA/6G and AA/6J SDAC 1 Connector AB/8K to DMU Connector AA/6H and AA/6K or SDAC 2 Connector AB/8J to DMU Connector AB/6G and AB/6J SDAC 2 Connector AB/8K to DMU Connector AB/6H and AB/6K
(3) If the fault continues:
- replace the DMU (1TV) (Ref. AMM TASK 31-36-34-000-001) and (Ref. AMM TASK 31-36-34-400-001).
**ON A/C 159-199, 210-210,
A. If the test gives the maintenance message:
- SDAC1 (1WV1)/DMU (1TV) or
- SDAC2 (1WV2)/DMU (1TV)
(1) Do the operational test of the Central Warning System (Ref. AMM TASK 31-50-00-710-001).
(a) If the test gives a different maintenance message, you can find the related trouble shooting procedure in the applicable Page Block 101.
(2) If the fault continues:
- do a check and repair the wiring from the SDAC-1 (1WV1) or SDAC-2 (1WV2) to the DMU (1TV) (Ref. ASM 31-37/01):
SDAC 1 Connector AB/8J to DMU Connector AA/6G SDAC 1 Connector AB/8K to DMU Connector AA/6H or SDAC 2 Connector AB/8J to DMU Connector AB/6G SDAC 2 Connector AB/8K to DMU Connector AB/6H
(3) If the fault continues:
- replace the DMU (1TV) (Ref. AMM TASK 31-36-34-000-001) and (Ref. AMM TASK 31-36-34-400-001).
R **ON A/C 001-049, 051-099, 101-105, 151-199, 201-210,
B. Do the test given in para. 3.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-105, 151-199, ∞∞31-36-00∞∞∞∞∞∞∞∞∞∞Page 248
201-210, May 01/05 CES DMU receives no data from the ACARS-MU (1RB) or ATSU (1TX1)
1. Possible Causes
_______________
- MU-ACARS (1RB)
- DMU (1TV)
- ATSU (1TX1)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 23-24-00-710-001 Operational Test of the ACARS AMM 31-36-00-710-001 Test of the DMU (1TV) AMM 31-36-34-000-001 Removal of the Data Management Unit (DMU) (1TV) AMM 31-36-34-400-001 Installation of the Data Management Unit (DMU) (1TV) AMM 46-21-00-710-001 Operational Test of the ATSU ASM 31-36/01 ASM 31-36/05
3. Fault Confirmation
__________________ R **ON A/C 001-049, 051-099, 101-105,
A. Do the DMU (1TV) fault monitoring test (Ref. AMM TASK 31-36-00-710-001). NOTE : Make sure that the circuit breakers 1TV, 2RB on the panel 121VU
____
are closed during the test.
**ON A/C 151-199, 201-210,
A. Do the DMU (1TV) fault monitoring test (Ref. AMM TASK 31-36-00-710-001). NOTE : Make sure that the circuit breakers 1TV, 1TX1 on the panel 121VU
____
are closed during the test.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-105, 151-199, ∞∞31-36-00∞∞∞∞∞∞∞∞∞∞Page 249
201-210, May 01/05 CES
R **ON A/C 001-049, 051-099, 101-105, 151-199, 201-210,
4. Fault Isolation
_______________
R **ON A/C 001-049, 051-099, 101-105,
A. If the test gives the maintenance message:
- No ACARS DATA, or
- ACARS COMMUNIC FAIL
(1) Do the operational test of the ACARS (Ref. AMM TASK 23-24-00-710-001).
(a) If the test gives a different maintenance message, you can find the related trouble shooting procedure in the applicable Page Block 101.
(2) If the fault continues:
- do a check and repair the wiring from the MU-ACARS (1RB) to the DMU (1TV) (Ref. ASM 31-36/01):
ACARS-MU Connector A/15G to DMU Connector AB/5J ACARS-MU Connector A/15H to DMU Connector AB/5K ACARS-MU Connector A/7J to DMU Connector AB/11J ACARS-MU Connector A/7K to DMU Connector AB/11K
(3) If the fault continues:
- replace the DMU (1TV) (Ref. AMM TASK 31-36-34-000-001) and (Ref. AMM TASK 31-36-34-400-001).
**ON A/C 151-199, 201-210,
A. If the test gives the maintenance message:
- NO ACARS DATA, or
- ACARS COMMUNIC FAIL
(1) Do the operational test of the ATSU (Ref. AMM TASK 46-21-00-710-001).
(a) If the test gives a different maintenance message, you can find the related trouble shooting procedure in the applicable Page Block 101. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320 Trouble Shooting Manual 排故手册 指示和记录系统 1(93)
