Adjustment of the DIP - Switch Positions of the Main Multiplexer

TASK 23-33-00-820-001-A
Adjustment of the DIP - Switch Positions of the Main Multiplexer

FIN: 8MK ** ON A/C NOT FOR ALL

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

REFERENCE	DESIGNATION
TASK 23-33-31-000-001-A	Removal of the Passenger Entertainment System Main Multiplexer
TASK 23-33-31-400-001-A	Installation of the Passenger Entertainment System Main Multiplexer

3. Job Set-up
Subtask 23-33-00-010-052-J ** ON A/C NOT FOR ALL

A. Get Access
(1) Remove the main multiplexer 8MK (Ref. AMM TASK 23-33-31-000-001).

4. Procedure
Subtask 23-33-00-820-050-BT ** ON A/C NOT FOR ALL

A. Adjustment of the DIP-Switch Positions of the Main Multiplexer
(1) Make sure that the DIP-switches are set as given in the table below, adjust them if necessary:

SWITCH	1	2	3	4	5	6	7	8
DSW 1	ON	ON	ON	ON	OFF	ON	OFF	OFF
DSW 2	OFF	OFF	OFF	OFF	ON	ON	ON	OFF
DSW 3	OFF	OFF	OFF	OFF	OFF	OFF	OFF	ON
DSW 4	ON	ON	ON	ON	ON	ON	ON	ON
DSW 5	ON	ON	OFF	OFF	OFF	ON	OFF	OFF

NOTE: The switch 6 of the DIP DSW5 is set to ON to obey the Panasonic TIL T050706-HW recommendations and prevent possible PES audio malfunction.

NOTE: The switches 7 and 8 of the DIP DSW5 control the electronic programming of the MM 8MK.

NOTE: The location of the DIP DSW1 is near the top of the MM 8MK.
The location of the DIP DSW5 is near the bottom of the MM 8MK.
The location of switch 8 of each DIP is near the front of the MM 8MK.

5. Close-up
Subtask 23-33-00-410-052-J ** ON A/C NOT FOR ALL

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the main multiplexer 8MK (Ref. AMM TASK 23-33-31-400-001).

[Rev.9 from 2019] 2026.04.02 06:50:31 UTC