Camera 1 Failure

TASK 23-72-00-810-802-A
Camera 1 Failure

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 23-72-00-710-001	Operational Test of the Anti-Hijack Camera-Monitoring-System
ASM 237201
AMM 23-72-22-000-001	Removal of the Cockpit-Door Surveillance-System Monitor
AMM 23-72-22-400-001	Installation of the Cockpit-Door Surveillance-System Monitor
AMM 23-72-51-000-001	Removal of the Anti-Hijack-System Cameras
AMM 23-72-51-400-001	Installation of the Anti-Hijack-System Cameras

3. Fault Confirmation
Subtask 23-72-00-710-052-A ** ON A/C NOT FOR ALL

A. Test
(1) Do the operational test of the Cockpit Door Surveillance System (CDSS) AMM 23-72-00-710-001.

4. Fault Isolation
Subtask 23-72-00-810-056-A ** ON A/C NOT FOR ALL

A. If the images from cameras 2 and 3 are good and the images from camera 1 are bad, and the green LED is on:

(1) If the fault continues:

replace the MONITOR- COCKPIT DOOR SURVEILLANCE SYSTEM [10RA] , AMM 23-72-22-000-001 and AMM 23-72-22-400-001.

(2) If the fault continues:

do a check and if necessary repair the wiring between the MONITOR- COCKPIT DOOR SURVEILLANCE SYSTEM [10RA] and the CAMERA- COCKPIT DOOR [12RA] , ASM 237201.

Subtask 23-72-00-700-050-A ** ON A/C NOT FOR ALL

B. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:25:48 UTC