1. Possible Causes
_______________
 - DIR-CIDS, 2 (102RH)
 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
AMM 23-73-00-740-005  BITE Test of the Cabin Intercommunication Data System (CIDS) through the CFDS
 AMM 23-73-00-740-010  Interface and Power-Up Test of the Cabin
 Intercommunication Data System (CIDS) via the CFDS AMM 23-73-34-000-001 Removal of the CIDS Director (101RH,102RH) AMM 23-73-34-400-001 Installation of the CIDS Director (101RH,102RH)
 3. Fault Confirmation
__________________
 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299,

 A. Do the CIDS BITE test through the CFDS (Ref. AMM TASK 23-73-00-740-005). R **ON A/C 106-149, 301-399, 401-499,
 A. Do the CIDS Interface and Power-Up test through the CFDS (Ref. AMM TASK 23-73-00-740-010).
 **ON A/C ALL
 4. Fault Isolation
_______________
 A. If the test gives a different maintenance message, do the trouble shooting procedure related to the maintenance message.

 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299,
 B. If the CIDS BITE test gives the maintenance message DIRECTOR:
 - do the CIDS2 DIRECTOR test through the CFDS.
 (1) If the fault message DIRECTOR comes on:
 - replace the DIR-CIDS, 2 (102RH) (Ref. AMM TASK 23-73-34-000-001) and (Ref. AMM TASK 23-73-34-400-001).
R **ON A/C 106-149, 301-399, 401-499,
 B. If the test confirms the fault:
 - replace the DIR-CIDS, 2 (102RH) (Ref. AMM TASK 23-73-34-000-001) and (Ref. AMM TASK 23-73-34-400-001).
 **ON A/C ALL
 C. Do the test as given in Para 3.A.

 TASK 23-73-00-810-896
 Director 1 Data Transmission Fault

 1. Possible Causes
_______________
 - DIR-CIDS, 1 (101RH)

 - DIR-CIDS, 2 (102RH)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 23-73-00-740-005 BITE Test of the Cabin Intercommunication Data System (CIDS) through the CFDS AMM 23-73-00-740-010 Interface and Power-Up Test of the Cabin
 Intercommunication Data System (CIDS) via the CFDS AMM 23-73-34-000-001 Removal of the CIDS Director (101RH,102RH) AMM 23-73-34-400-001 Installation of the CIDS Director (101RH,102RH) ASM 23-73/01
 3. Fault Confirmation
__________________
 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299,

 A. Do the CIDS BITE test through the CFDS (Ref. AMM TASK 23-73-00-740-005). R **ON A/C 106-149, 301-399, 401-499,
 A. Do the CIDS Interface and Power-Up Test through the CFDS (Ref. AMM TASK 23-73-00-740-010).
 **ON A/C ALL
 4. Fault Isolation
_______________
 A. If the test gives a different maintenance message, do the trouble shooting procedure related to the maintenance message.

 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299,
 B. If the CIDS BITE test gives the maintenance message DIRECTOR:
 - do the CIDS DIRECTOR test through the CFDS (via CIDS1):
 (1) If the fault message DIRECTOR comes on:

 - replace the DIR-CIDS, 1 (101RH) (Ref. AMM TASK 23-73-34-000-001) and (Ref. AMM TASK 23-73-34-400-001).

 (2) If no maintenance message comes on:

 - do a check and repair the wiring between the: DIR-CIDS,1 connector AA/13A and DIR-CIDS,2 connector AA/13E, DIR-CIDS,1 connector AA/13B and DIR-CIDS,2 connector AA/13F (Ref. ASM 23-73/01).
 (a) If the fault continues:
 - replace the DIR-CIDS, 2 (102RH) (Ref. AMM TASK 23-73-34-000-001) and (Ref. AMM TASK 23-73-34-400-001).
R **ON A/C 106-149, 301-399, 401-499,
 B. If the test confirms the fault:
 - replace the DIR-CIDS, 2 (102RH) (Ref. AMM TASK 23-73-34-000-001) and (Ref. AMM TASK 23-73-34-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring between the: DIR-CIDS,1 connector AA/13A and DIR-CIDS,2 connector AA/13E, DIR-CIDS,1 connector AA/13B and DIR-CIDS,2 connector AA/13F (Ref. ASM 23-73/01).
 (a) If the fault continues:
 - replace the DIR-CIDS, 1 (101RH) (Ref. AMM TASK 23-73-34-000-001) and (Ref. AMM TASK 23-73-34-400-001).
 **ON A/C ALL
 C. Do the test as given in Para. 3.A.

 TASK 23-73-00-810-897
　
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