(7)
 Engage the nuts (3) on the lugs (4) and tighten.

 (8)
 Install the audio cassettes (Ref. TASK 23-32-00-860-001).

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 B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 2RX
 Subtask 23-32-34-860-050
 C. Install a new cassette (Ref. TASK 23-32-00-860-001) and do the
 initialization procedure (Ref. TASK 23-32-00-860-002).

 Subtask 23-32-34-710-050
 D. Do the operational tests:
 (1)
 The Test of the Boarding Music Operation (Ref. TASK 23-32-00-710-002).

 (2)
 The Test of the Prerecorder Announcement (Ref. TASK 23-32-00-700-001).

 5. Close-up
________ Subtask 23-32-34-410-050
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Close the access door 824 (Ref. TASK 52-41-00-410-002).

 (3)
 Remove the access platform(s).

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 PASSENGER ENTERTAINMENT (MUSIC) - DESCRIPTION AND OPERATION___________________________________________________________
 1. General_______ 
R  **ON A/C 051-099, 106-149, 201-299,
 The Multiplex Passenger Entertainment System (MPES) plays prerecorded audio entertainment programs for the passengers. Each passenger can select entertainment programs which are heard over a headset.
 **ON A/C 301-399,
 The Passenger Entertainment System Music (PES Music) transmits pre-recorded audio programs to the passengers. The passengers can hear the audio programs through headsets, connected to the Passenger Control Units (PCU). Through the Cabin Intercommunication Data System (CIDS), the audio program is heard from the cabin Passenger Address (PA) loudspeakers as Boarding Music (BGM). The PES Music also transmits the video sound and the PA announcement sound to the passengers. 
R  **ON A/C 051-099, 106-149, 201-299, 301-399,
 2. Component Location__________________ 
R  **ON A/C 051-099, 
R R R R R R R R R R R R R  (Ref. Fig. 001) -------------------------------------------------------------------------------FIN I FUNCTIONAL DESIGNATION I PANEL I ZONE I ACCESS I I I I DOOR -------------------------------------------------------------------------------8MK MAIN MULTIPLEXER 88VU 128 10MK AUDIO REPRODUCER 88VU 128 50MK WALL DISCONNECT BOX 200 100MK SEAT ELECTRONIC BOX 200 200MK PASSENGER CONTROL UNIT 200 201MK PASSENGER CONTROL UNIT 200 800MK RELAY 2000VU 220 120RH ATTENDANT PANEL - FORWARD 221 

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 Component Location Figure 001 (SHEET 1) 
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 Component Location Figure 001 (SHEET 2) 
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R  **ON A/C 106-149, 201-299,
 **ON A/C 201-210,
 (Ref. Fig. 001) 
R  **ON A/C 106-149, 211-299,
 (Ref. Fig. 001A, 002) 
R  **ON A/C 106-149, 201-299,
 -------------------------------------------------------------------------------FIN I FUNCTIONAL DESIGNATION I PANEL I ZONE I ACCESS I I I I DOOR -------------------------------------------------------------------------------8MK MAIN MULTIPLEXER 88VU 128 10MK AUDIO REPRODUCER 88VU 128 50MK WALL DISCONNECT BOX 200 100MK SEAT ELECTRONIC BOX 200 200MK PASSENGER CONTROL UNIT 200 201MK PASSENGER CONTROL UNIT 200 800MK RELAY 2000VU 220 801MK RELAY 2000VU 220 120RH ATTENDANT PANEL - FORWARD 221
 **ON A/C 301-399,
 (Ref. Fig. 001A, 002A) 

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 Main Multiplexer and CD-Audio Reproducer - Component Location
 Figure 001A

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 Seat Equipment of the PES Music and Forward Attendant Panel (Audio Module) -
Component Location
 Figure 002 
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1  1  May 01/05
 1  1
 1CES  1

 INTENTIONALLY BLANK

R 1 1
23-33-00Page 7
1 1 Nov 01/04 1 1 1CES 1R Seat Equipment of the PES Music and Flight Attendant Panel (Audio page ) -R Component Location R Figure 002A (SHEET 1)

R 1EFF : 301-399, 1 23-33-00Page 8 1 1 Nov 01/04 1 1 1CES 1R Seat Equipment of the PES Music and Flight Attendant Panel (Audio page ) -R Component Location R Figure 002A (SHEET 2)
　
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