Removal of the Cabin Management Terminal (CMT)/Removable Display Unit (RDU)

TASK 23-36-34-000-002-A
Removal of the Cabin Management Terminal (CMT)/Removable Display Unit (RDU)

ZONE: 220
FIN: 11MH ** ON A/C NOT FOR ALL
FIN: 11MH1 ** 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	1	RDU RELEASE KEY
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	1	STEPLADDER 1.0 M (3.3 FT)

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
220	FWD CAB UTILITY AREAS

C. 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)
Control Panel ** ON A/C NOT FOR ALL
Removable Display Unit - Display Docking Station ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 23-36-34-861-051-A ** ON A/C NOT FOR ALL

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

Subtask 23-36-34-865-068-A ** ON A/C NOT FOR ALL

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
2000VU	IFE-IFEC-AC	22MK	C04
** ON A/C NOT FOR ALL
2000VU	IFE-VCC-AC	21MH	C02
2000VU	IFE-VCC-DC	20MH	C01
2000VU	WAP	27MH	D07
** ON A/C NOT FOR ALL
2000VU	IFE-IFEC-AC	22MK	C06
** ON A/C NOT FOR ALL
2000VU	PES-VIDEO-CONTROL-VCC-DS/C	21MH	C02
2000VU	PES-VIDEO-CONTROL-MAIN	20MH	C01
2000VU	PES-MUSIC-CABIN AFT-LH	22MK	D04

Subtask 23-36-34-010-052-J ** ON A/C NOT FOR ALL

C. Get Access
(1) Open the doors of the overhead stowage compartment and the Video Control Center (VCC) (8).
(2) Remove the closeout panel (2):
(a) Hold the panel (2)
(b) Release the captive screws (3)
(c) Remove the panel (2) from the VCC (8).

Subtask 23-36-34-010-052-T ** ON A/C NOT FOR ALL

C. Get Access
(1) Put a STEPLADDER 1.0 M (3.3 FT) below the left Overhead Stowage Compartment (OHSC) between frames FR20 and FR21.
(2) Open the access doors of the Video Control Center (VCC).

4. Procedure
Subtask 23-36-34-020-052-G ** ON A/C NOT FOR ALL

A. Removal of the Control Panel (CP)

Control Panel ** ON A/C NOT FOR ALL

(1) Remove the nut (10) and the bonding cable (9) from the mounting plate (4).
(2) Release the captive screws (7) that attach the mounting plate (4) to the VCC (8).

CAUTION: DO NOT TOUCH THE CONNECTOR PINS OR OTHER CONDUCTORS ON THE COMPONENT DURING THE PROCEDURE. IF YOU TOUCH THESE CONDUCTORS, ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO COMPONENT.

(3) Carefully lift the CP (1) assembly, and disconnect the electrical connectors (6).
(4) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(5) Remove the screws (5) that attach the CP (1) to the mounting plate (4).
(6) Remove the mounting plate (4) from the CP (1).
(7) Keep the parts for the subsequent installation procedure.

Subtask 23-36-34-020-052-W ** ON A/C NOT FOR ALL

A. Removal of the Removable Display Unit (RDU)

Removable Display Unit - Display Docking Station ** ON A/C NOT FOR ALL

(1) Put a RDU RELEASE KEY into the holes (6) and push it to release the upper part of the RDU (5).
(2) Carefully move the RDU (5) up to disengage its bottom hooks from the slots (2) of the Display Docking Station (DDS) (1).
(3) Make sure that the electrical connector (9) is disconnected.
(4) Remove the RDU (5) from the DDS (1).
(5) Remove the screws (4) and the washers (3) from the DDS (1).
(6) Release and hold the DDS (1).
(7) Release the jack screws (8) and disconnect the electrical connector (7) from the receptacle of the DDS (1).
(8) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.

[Rev.10 from 2021] 2026.03.31 23:14:40 UTC