- 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.

 (d) If the fault continues:

 - replace the WALL DISCONNECT BOX (50MKx) that serves the SEB (100MKxx) in the seat row XX (Ref. AMM TASK 23-33-47-000-001) and (Ref. AMM TASK 23-33-47-400-001).
 (3) If the SEB (100MKxx) in the seat row XX on the left side of the cabin is connected to two other SEBs (100MKxx):
 - replace the SEAT ELECTRONIC BOX (100MKxx) (SEB) in the seat row XX on the left side of the cabin (Ref. AMM TASK 23-33-46-000-001) and (Ref. AMM TASK 23-33-46-400-001).
 (a) If the fault continues:

 - 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 228
 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 23-33-00-810-827
 Fault of the Bus or the Connected Units of the PES between the Specified Seat Rows on the Right Side
 1. Possible Causes
_______________
 - wiring

 - SEAT ELECTRONIC BOX (100MKxx)

 - SEB TERMINATOR (101MKxx)

 - WALL DISCONNECT BOX (50MKx)

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 23-33-00-740-002 BITE-Test of the Passenger Entertainment System
 (Music) with the Programming and Test Panel (PTP) 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 23-33-47-000-001 Removal of the Wall Disconnect Box (WDB) AMM 23-33-47-400-001 Installation of the Wall Disconnect Box (WDB) AMM 23-73-00-740-003 BITE Test of the Cabin Intercommunication Data System
 (CIDS) through the PTP
 ASM 23-33/02
 ASM 23-33/03

 3. Fault Confirmation
__________________
　
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