- wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-007 GROUND SCANNING Test of the DMC
 AMM 31-63-34-000-001 Removal of the DMC (1WT1,1WT2,1WT3)
 AMM 31-63-34-400-001 Installation of the DMC (1WT1,1WT2,1WT3)
 ASM 31-62/00

 3. Fault Confirmation

__________________
 A. Test Do the Ground Scanning Test of the DMC (Ref. AMM TASK 31-60-00-740-007).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message LGCIU2 FLIGHT DISCRETE (5GA2)/ DMC2(1WT2):
 - replace the DMC-2 (1WT2) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001)
 (1) if the fault continues:
 - check the wiring from DMC2 (1WT2) pins AD/7A, 7B to the first terminal block (Ref. ASM 31-62/00)
 B. Do the test given in Para. 3.A.

 Loss of the LGCIU 2 Discrete on the DMC 3
 1. Possible Causes
_______________
 - DMC-3 (1WT3)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-004 EIS System Test
 AMM 31-63-34-000-001 Removal of the DMC (1WT1,1WT2,1WT3)
 AMM 31-63-34-400-001 Installation of the DMC (1WT1,1WT2,1WT3)
 ASM 31-62/00

 3. Fault Confirmation

__________________
 A. Test
 Do the EIS system test (Ref. AMM TASK 31-60-00-740-004).

 4. Fault Isolation
_______________
 A. If the test gives the maintenance message LGCIU2 FLIGHT DISCRETE (5GA2)/ DMC3(1WT3):
 - replace the DMC-3 (1WT3) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001)
 (1) if the fault continues:
 - check the wiring from DMC3 (1WT3) pins AD/7A, 7B to the first terminal block (Ref. ASM 31-62/00)
 B. Do the test given in Para. 3.A.

 Power Supply Interruption Detected by the DMC
 1. Possible Causes

_______________

 2. Job Set-up Information

______________________
 Not Applicable

 3. Fault Confirmation

__________________
 A. Not Applicable: this message is intermittent.
 NOTE : A computer gives a POWER SUPPLY INTERRUPT message if the

____ electrical power stops for more than 200ms and then starts again.
 4. Fault Isolation
_______________
 A. If the POST FLIGHT REPORT gives the maintenance message POWER SUPPLY INTERRUPT:
 - no maintenance action is necessary.
 B. If there is an additional message related to the Aircraft Electrical Power System:
 - do the related trouble shooting (Refer to TSM P. Block 101).

 Loss of the Reception of the FMGC 1 Buses by the DMC 1
 1. Possible Causes
_______________
 - FMGC-1 (1CA1)

 - DMC-1 (1WT1)

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 22-83-34-000-001 Removal of the FMGC (1CA1,1CA2)
 AMM 22-83-34-400-001 Installation of the FMGC (1CA1,1CA2)
 AMM 31-60-00-740-007 GROUND SCANNING Test of the DMC
 AMM 31-63-34-000-001 Removal of the DMC (1WT1,1WT2,1WT3)
 AMM 31-63-34-400-001 Installation of the DMC (1WT1,1WT2,1WT3)

 3. Fault Confirmation

__________________
 A. Test Do the Ground Scanning Test of the DMC (Ref. AMM TASK 31-60-00-740-007).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message: FMGC1(1CA1):
 - replace the FMGC-1 (1CA1) (Ref. AMM TASK 22-83-34-000-001) and (Ref. AMM TASK 22-83-34-400-001).
 (1) If the fault continues:
 - replace the DMC-1 (1WT1) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001).
 B. Do the test given in Para. 3.A.

 Loss of the Reception of the FMGC 1 Buses by the DMC 2
 1. Possible Causes
_______________
 - FMGC-1 (1CA1)

 - DMC-2 (1WT2)
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320 Trouble Shooting Manual 排故手冊 指示和記錄系統 3(62)