(b) If there is no 115 VAC:

 - do a check and repair the wiring if necessary between the related: BALLAST UNIT connector A/C and its CB, BALLAST UNIT connector A/A and GND, BALLAST UNIT connector A/B and GND (Ref. ASM 33-21/01), (Ref. ASM 33-21/02) and (Ref. ASM 33-21/03).

 (4) If the fault continues:

 - do a check and repair the wiring between the related: BALLAST UNIT connector A/D and DEU-A connector B/1, B/4, B/9 or B/12, BALLAST UNIT connector A/E and DEU-A connector B/2, B/5, B/10 or B/13, BALLAST UNIT connector A/F and DEU-A connector B/3, B/6, B/11 or B/14 (Ref. ASM 33-21/01), (Ref. ASM 33-21/02) and (Ref. ASM 33-21/03).
 C. Do the test as given in the Para. 3.A .
 5. Close-up
________
 A. Put the aircraft back to its initial configuration.
 「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 ∞∞33-21-00∞∞∞∞∞∞∞∞∞∞Page 204
 May 01/05R
 CES

 TASK 33-21-00-810-803

 Cabin Lights - One Cabin Light cannot be dimmed or switched off or dims
 incorrectly

 1. Possible Causes
_______________
 - DEU-A

 - BALLAST UNIT-LAMP

 - wiring

 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 23-73-34-400-001 Installation of the CIDS Director (101RH,102RH) AMM 23-73-46-000-001 Removal 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 33-21/01
 3. Fault Confirmation
__________________
 A. Do the CIDS BITE test (Ref. AMM TASK 23-73-00-740-003)
 B. Do the operational test of the general illumination (Ref. AMM TASK 33-21-00-710-001).
 4. Fault Isolation
_______________
R
R A. If the test gives a maintenance message, do the trouble shooting R procedure related to the maintenance message.
 B. If there is no CFDS message, but you cannot control one light correctly:
 - replace the related DEU-A (Ref. AMM TASK 23-73-46-000-001) and (Ref. AMM TASK 23-73-34-400-001).
 (1) If the fault continues:
 - replace the related BALLAST UNIT-LAMP, (Ref. AMM TASK 33-21-11-000-001) and (Ref. AMM TASK 33-21-11-400-001).
 「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 ∞∞33-21-00∞∞∞∞∞∞∞∞∞∞Page 205
 May 01/05 CES (2) If the fault continues:

 - do a check and repair the wiring between the related: BALLAST UNIT connector A/D and DEU-A connector B/1,B/4,B/9 or B/12, BALLAST UNIT connector A/E and DEU-A connector B/2,B/5,B/10 or B/13, BALLAST UNIT connector A/F and DEU-A connector B/3,B/6,B/11 or B/14 (Ref. ASM 33-21/01) (Ref. ASM 33-21/01).
 C. Do the test as given in the Para. 3.A .
 5. Close-up
________
 A. Put the aircraft back to its initial configuration.

 TASK 33-21-00-810-804

 Cabin Lights - Two thru Four Cabin Lights in Series at One Cabin Side (max 2 at Window and 2 at Ceiling) cannot be dimmed or switched off or dim incorrectly
 1. Possible Causes
_______________
 - 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

 3. Fault Confirmation
__________________
 A. Do the CIDS BITE test (Ref. AMM TASK 23-73-00-740-003)
 B. Do the operational test of the general illumination (Ref. AMM TASK 33-21-00-710-001).
 4. Fault Isolation
_______________
R
R A. If the test gives a maintenance message, do the trouble shooting
　
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