- repair the wiring.
(2) If the wiring is correct:
- replace the ND-CAPT (3WT1) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
B. Do the test given in Para. 3.
R **ON A/C 401-499,
A. If the test gives the maintenance message WRG: PIN PROG/DU ND CAPT(3WT1)
- do a check for ground signals at CAPT ND (3WT1) connector AA (Ref. AWM 31-68-06).
(1) If the wiring is not correct:
- repair the wiring.
(2) If the wiring is correct:
- replace the ND-CAPT (3WT1) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
B. Do the test given in Para. 3.
TASK 31-63-81-810-841
Failure of the CAPT PFD Pin Programming
1. Possible Causes
_______________
- PFD-CAPT (2WT1)
- ground signals at CAPT PFD (2WT1) connector AA
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-002 EIS Input Test
AMM 31-60-00-740-004 EIS System Test
AMM 31-63-22-000-001 Removal of the Display Unit
(2WT1,2WT2,3WT1,3WT2,4WT1,4WT2)
AMM 31-63-22-400-001 Installation of the Display Unit
(2WT1,2WT2,3WT1,3WT2,4WT1,4WT2)
AWM 31-68-06
3. Fault Confirmation
__________________ R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
A. Test
Do the EIS input test (Ref. AMM TASK 31-60-00-740-002).
R **ON A/C 401-499,
A. Test
Do the EIS system test (Ref. AMM TASK 31-60-00-740-004).
4. Fault Isolation
_______________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
A. If the test gives the maintenance message DMC1 : DU PFD1 POS PIN:
- do a check for ground signals at CAPT PFD (2WT1) connector AA (Ref. AWM 31-68-06).
(1) If the wiring is incorrect:
- repair the wiring.
(2) If the wiring is correct:
- replace the PFD-CAPT (2WT1) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
B. Do the test given in Para. 3.
R **ON A/C 401-499,
A. If the test gives the maintenance message WRG: PIN PROG/DU PFD CAPT(2WT1)
- do a check for ground signals at CAPT PFD (2WT1) connector AA (Ref. AWM 31-68-06).
(1) If the wiring is not correct:
- repair the wiring.
(2) If the wiring is correct:
- replace the PFD-CAPT (2WT1) (Ref. AMM TASK 31-63-22-000-001) and (Ref. AMM TASK 31-63-22-400-001).
B. Do the test given in Para. 3.
R **ON A/C ALL
TASK 31-63-81-810-842
Failure of the CAPT ND Detected by the DMC1
1. Possible Causes
_______________
- DMC-1 (1WT1)
- ND-CAPT (3WT1)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-60-00-740-002 EIS Input Test
AMM 31-63-22-000-001 Removal of the Display Unit
(2WT1,2WT2,3WT1,3WT2,4WT1,4WT2)
AMM 31-63-22-400-001 Installation of the Display Unit
(2WT1,2WT2,3WT1,3WT2,4WT1,4WT2)
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 31-61/04
3. Fault Confirmation
__________________
A. Test
Do the EIS input test (Ref. AMM TASK 31-60-00-740-002).
4. Fault Isolation
_______________
A. If the test gives the maintenance message DMC1-DU ND1 LINK: - on the panel 301VU, push the CAPT PFD/ND XFR pushbutton switch (9WT1)
- do the test given in Para. 3.
(1) If this test gives the maintenance message DMC1-DU ND1 LINK:
- replace the DMC-1 (1WT1) (Ref. AMM TASK 31-63-34-000-001) and (Ref. AMM TASK 31-63-34-400-001).
(a) If the fault continues:
- do a check of the wiring from the DMC1 (1WT1) pins AB/10B, 10C to the first terminal block (Ref. ASM 31-61/04).
1 If there is no continuity:
_ - repair the wiring.
「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 ∞∞31-63-81∞∞∞∞∞∞∞∞∞∞Page 284 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 3(22)
