- replace the SEAT ELECTRONIC BOX (100MKxx) in line to the WBD (50MKx) that serves the SEBs (100MKxx) above (Ref. AMM TASK 23-33-46-000-001) and (Ref. AMM TASK 23-33-46-400-001).
(b) If the fault continues:
- do a check and repair as necessary the wiring between (Ref. ASM 23-33/03):
- the last replaced SEB (100MKxx) connector P1/7 and in the seat row XX the SEB (100MKxx) connector P2/7.
- the last replaced SEB (100MKxx) connector P1/8 and in the seat row XX the SEB (100MKxx) connector P2/8.
- the last replaced SEB (100MKxx) connector P1/5 and in the seat row XX the SEB (100MKxx) connector P2/5.
- the last replaced SEB (100MKxx) connector P1/9 and in the seat row XX the SEB (100MKxx) connector P2/9.
- the last replaced SEB (100MKxx) connector P1/6 and in the seat row XX the SEB (100MKxx) connector P2/6.
- the last replaced SEB (100MKxx) connector P1/1 and in the seat row XX the SEB (100MKxx) connector P2/1.
「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 : 051-099, 106-149, 201-299, 301-399, ∞∞23-33-00∞∞∞∞∞∞∞∞∞∞Page 257
May 01/05 CES
- the last replaced SEB (100MKxx) connector P1/2 and in the seat row XX the SEB (100MKxx) connector P2/2.
- the last replaced SEB (100MKxx) connector P1/4 and in the seat row XX the SEB (100MKxx) connector P2/4.
(c) If the fault continues:
- replace the other SEAT ELECTRONIC BOX (100MKxx) to which the SEB (100MKxx) in the seat row XX is connected (Ref. AMM TASK 23-33-46-000-001) and (Ref. AMM TASK 23-33-46-400-001).
(d) If the fault continues:
- do a check and repair as necessary the wiring between (Ref. ASM 23-33/03):
- the last replaced SEB (100MKxx) connector P2/7 and in the seat row XX the SEB (100MKxx) connector P1/7.
- the last replaced SEB (100MKxx) connector P2/8 and in the seat row XX the SEB (100MKxx) connector P1/8.
- the last replaced SEB (100MKxx) connector P2/5 and in the seat row XX the SEB (100MKxx) connector P1/5.
- the last replaced SEB (100MKxx) connector P2/9 and in the seat row XX the SEB (100MKxx) connector P1/9.
- the last replaced SEB (100MKxx) connector P2/6 and in the seat row XX the SEB (100MKxx) connector P1/6.
- the last replaced SEB (100MKxx) connector P2/1 and in the seat row XX the SEB (100MKxx) connector P1/1.
- the last replaced SEB (100MKxx) connector P2/2 and in the seat row XX the SEB (100MKxx) connector P1/2.
- the last replaced SEB (100MKxx) connector P2/4 and in the seat row XX the SEB (100MKxx) connector P1/4.
C. Do the test given in Para. 3.A.
TASK 23-33-00-810-832
Fault of the PCU in the Specified Seat Row and in the Specified Seat Column
1. Possible Causes
_______________
- PCU (20xMKxx)
- SEAT ELECTRONIC BOX (100MKxx)
- wiring
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 23-33-12-000-001 Removal of the Passenger Control Unit (PCU)
AMM 23-33-12-400-001 Installation of the Passenger Control Unit (PCU)
AMM 23-33-46-000-001 Removal of the Seat Electronic Box (SEB)
AMM 23-33-46-400-001 Installation of the Seat Electronic Box (SEB)
AMM 23-73-00-740-003 BITE Test of the Cabin Intercommunication Data System
(CIDS) through the PTP
ASM 23-33/03
3. Fault Confirmation
__________________
A. Do the bite test of the cabin intercommunication data system (CIDS) (Ref. AMM TASK 23-73-00-740-003).
4. Fault Isolation
_______________
A. Different and additional maintenance messages R
R (1) If the test gives a different maintenance message, do the trouble R shooting procedure related to the maintenance message.
(2) If the maintenance message gives an additional bus failure, do the related trouble shooting procedure first.
B. If the test gives the maintenance message 23-33-12/PCU XXY:
- replace the PCU (20xMKxx) in the seat row XX and in the seat column Y, (Ref. AMM TASK 23-33-12-000-001) and (Ref. AMM TASK 23-33-12-400-001).
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本文链接地址：A320 Trouble Shooting Manual 排故手册 COMMUNICATIONS 通讯1(135)
