BITE Test of the Anti-Hijack Camera-Monitoring-System

TASK 23-72-00-740-001-A
BITE Test of the Anti-Hijack Camera-Monitoring-System

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)

3. Job Set-up
Subtask 23-72-00-861-053-A ** ON A/C NOT FOR ALL

A. Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).

Subtask 23-72-00-865-052-A ** ON A/C NOT FOR ALL

B. Make sure that this(these) circuit breaker(s) is(are) closed:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
122VU	DOORS/CKPT/VIDEO/SPLY	15RA	T16

4. Procedure
Subtask 23-72-00-740-050-A ** ON A/C NOT FOR ALL

A. BITE Test of the Anti-Hijack Camera-Monitoring-System

ACTION	RESULT
1.In the cockpit, on the panel 27VU: push the CKPT DOOR VIDEO pushswitch.	In the cockpit: the OFF legend in the CKPT DOOR VIDEO pushswitch goes off.
	In the cockpit, on the LCD: the green LED comes on (continuously) the picture from camera 1 shows.
2.In the cockpit, on the panel 119VU: push and hold the VIDEO pushbutton for 10 seconds.	In the cockpit, on the LCD: the failure history page shows for 60 seconds.
3.In the cockpit, on the panel 27VU: push the CKPT DOOR VIDEO pushswitch one time.	On the panel 27VU: the OFF legend in the CKPT DOOR VIDEO pushswitch comes on.
	In the cockpit, on the LCD: the green LED goes off the screen goes off.

5. Close-up
Subtask 23-72-00-862-053-A ** ON A/C NOT FOR ALL

A. De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.02 06:12:20 UTC