TASK 33-14-00-810-805

 Failure of the Annunciator-Light Test and Interface-Board (20LP)
 1. Possible Causes
_______________
 - BOARD-ANN LT TEST & INTFC (20LP)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 21-63-00-710-004  Operational Test of the Cockpit and Cabin Temperature Control with CFDS/MCDU
 AMM 33-14-33-000-001  Removal of the Annunciator-Light Test and Interface-Board (1LP, 2LP, 3LP, 4LP, 5LP, 6LP, 7LP, 8LP, 9LP, 10LP, 11LP, 12LP, 18LP, 19LP, 20LP)
 AMM 33-14-33-400-001  Installation of the Annunciator-Light Test and Interface-Board (1LP, 2LP, 3LP, 4LP, 5LP, 6LP, 7LP, 8LP, 9LP, 10LP, 11LP, 12LP, 18LP, 19LP, 20LP)
 ASM 21-51/01
 3. Fault Confirmation
__________________
 A. Do the operational test of the cockpit and cabin temperature control with CFDS/MCDU (Ref. AMM TASK 21-63-00-710-004).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message P2 FAULT RELAY (20LP):
 - replace the BOARD-ANN LT TEST & INTFC (20LP) (Ref. AMM TASK 33-14-33-000-001) and (Ref. AMM TASK 33-14-33-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring between pin AB/8B of the air-conditioning system controller 2 (57HH) and pin A/2 of the annunciator-light test and interface-board (20LP) (Ref. ASM 21-51/01).
 B. Do the operational test of the cockpit and cabin temperature control with CFDS/MCDU (Ref. AMM TASK 21-63-00-710-004).

 TASK 33-14-00-810-806

 Failure of the Annunciator-Light Test and Interface-Board (3LP)
 1. Possible Causes
_______________
 - BOARD-ANN LT TEST & INTFC (8LP)

 - wiring

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 21-63-00-710-004  Operational Test of the Cockpit and Cabin Temperature Control with CFDS/MCDU
 AMM 33-14-33-000-001  Removal of the Annunciator-Light Test and Interface-Board (1LP, 2LP, 3LP, 4LP, 5LP, 6LP, 7LP, 8LP, 9LP, 10LP, 11LP, 12LP, 18LP, 19LP, 20LP)
 AMM 33-14-33-400-001  Installation of the Annunciator-Light Test and Interface-Board (1LP, 2LP, 3LP, 4LP, 5LP, 6LP, 7LP, 8LP, 9LP, 10LP, 11LP, 12LP, 18LP, 19LP, 20LP)
 ASM 21-51/02
 3. Fault Confirmation
__________________
 A. Do the operational test of the cockpit and cabin temperature control with CFDS/MCDU (Ref. AMM TASK 21-63-00-710-004).
 4. Fault Isolation
_______________
 A. If the test gives the maintenance message TRIM FAULT RELAY (3LP):
 - replace the BOARD-ANN LT TEST & INTFC (8LP) (Ref. AMM TASK 33-14-33-000-001) and (Ref. AMM TASK 33-14-33-400-001).
 (1) If the fault continues:
 - do a check and repair the wiring between pin AB/8A of the air-conditioning system controller 2 (57HH) and pin A/45 of the annunciator-light test and interface-board (3LP) (Ref. ASM 21-51/02).
 B. Do the operational test of the cockpit and cabin temperature control with CFDS/MCDU (Ref. AMM TASK 21-63-00-710-004).

 GENERAL ILLUMINATION - FAULT ISOLATION PROCEDURES
_________________________________________________
 TASK 33-21-00-810-801
 Cabin Lights - One Cabin Light does not come on
 1. Possible Causes
_______________
 - FLUORESCENT TUBE

 - BALLAST UNIT-LAMP

 - wiring

 - DEU-A

 2. Job Set-up Information
______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 23-73-00-740-003 BITE Test of the Cabin Intercommunication Data System
 (CIDS) through the PTP AMM 23-73-46-000-001 Removal of the Decoder/Encoder Unit (DEU) A 200RH AMM 23-73-46-400-001 Installation of the Decoder/Encoder Unit (DEU) A
 200RH
 AMM 33-21-00-710-001 Operational Test of the General Illumination
 AMM 33-21-11-000-001 Removal of the Ballast Unit and Lampholder 1LG1

 (3LG1) AMM 33-21-11-400-001 Installation of the Ballast Unit and Lampholder 1LG1 ASM 33-21/01 ASM 33-21/02 ASM 33-21/03
 3. Fault Confirmation
　
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