Removal of the Programming and Test Panel

TASK 23-73-18-000-001-A
Removal of the Programming and Test Panel

FIN: 110RH ** ON A/C NOT FOR ALL

1. Reason for the Job
Self Explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	CAP - BLANKING
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Referenced Information

REFERENCE	DESIGNATION
TASK 23-73-19-000-001-A	Removal of the Cabin Assignment Module
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 31-32-00-860-003-A	Procedure to Get Access to the SYSTEM REPORT/TEST/COM Page
Programming and Test Panel

3. Job Set-up
Subtask 23-73-18-970-050-A ** ON A/C NOT FOR ALL

A. Access to the trouble-shooting data
(1) If required, print the trouble-shooting data as follows:
(a) Get access to the (Ref. AMM TASK 31-32-00-860-003)
(b) Print the trouble-shooting data.

Subtask 23-73-18-861-050-A ** ON A/C NOT FOR ALL

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

Subtask 23-73-18-865-050-A ** ON A/C NOT FOR ALL

C. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/PROG &/TST PNL	161RH	M07
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/PROG &/TST PNL	161RH	M08

4. Procedure
Subtask 23-73-18-020-050-A ** ON A/C NOT FOR ALL

A. Removal of the Programming and Test Panel (PTP)
(1) Open the access door (10).
(2) Remove the Cabin Assignment Module (CAM).
(Ref. AMM TASK 23-73-19-000-001)
(3) Remove the screws (7), the washers (8) and the cover (9).
(4) Remove the screws (5) and the washers (6).
(5) Pull and lower the PTP (1) with the brackets (2) until you can see the electrical connector (11).
(6) Disconnect the electrical connector (11) from the PTP (1).
(7) Remove the screws (3), the washers (4) and the brackets (2) from the PTP (1).
(8) Remove the PTP (1).
(9) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.

[Rev.10 from 2021] 2026.04.01 04:42:27 UTC