Philips LX3950W/01, Service Manual

Page: 51 / 79

11-1 11-1
11. Wireless Surround Loudspeaker boxes
1.1. Introduction
With the Wireless surround system it is possible to connect
rear speakers wireless with the main set. The system consists
of:transmitter part Tx: interface-board and transmitter board
receiver part RX: receiver board, amplifier board and
SMPSupply part
Loudspeaker boxes left and right rear, per equipment defined.
The interface board can be an integrated part of a TV set
(EM6E-chassis) or a separate board in the transmitter part in
case of the AV Entertainment (DVD-receiver) application.
Transmitter and receiver can be seen as one system,
The amplifier board is per application (TV or AV) adapted.
Figure 1-1 Wireless transm. receiver cabinets
1.2. Mechanical Intructions
Figure 1-2 Transmitter
1.2.2. Demounting TX transmitter:
- Loosen 4 screws at bottom side.
- Now top cover can be removed
- The interface board can be removed after disconnecting
cable 8003Tx.
- To remove the transmitter board loosen one screw, be
careful for antenna which positioned through the mechani-
cal “ring” and disconnect cable.
- To remount transmitter take care for LS cable 8001Tx to put
it through the opening in the mechanical ring and through
the wire inlays in the bottom part otherwise damaging of the
wires may happen.
1.2.3. Demounting RX receiver:
- Loosen 4 screws at bottom side.
- Remove antenna
- Now the top cover can be removed
- The receiver board can be removed after loosening of one
screw and connection cable 8004Rx.
- The amplifier board is fixed with 2 screws, one on board
one on connector 1100. The screw which fits connector
1100 is behind the cable cover. After removing cables
8002Rx, 8003Rx and 8004Rx, the board can be taken out.
- The SMPowerSupply board is fixed with 2 screws, after
loosening of these screws and disconnecting cables 8002Rx
and 8003Rx the board can be removed.
- To remount receiver take care for correct positioning of the
antenna, when fixing bottom cover.
1.2.1. EV dr mechanical partslists
Partslist Transmitter
0078 4304 074 19580 FEET
0094 4340 704 00781 RING
0320 TRANSMITTER BOARD
0338 4340 704 00761 TOP COVER TRANSMITTER
0339 4340 704 00771 BOTTOM COVER TRANSMITTER
0340 4304 074 19560 LIGHT GUIDE TRANSMITTER
0366 3104 131 20090 ANTENNA
7002 INTERFACE BOARD TRANSMITTER
8001 4304 078 90050 CABLE ASSY LS INPUT TR/INTERFACE
Partslist Receiver
0078 4304 074 19580 FEET
0322 4340 704 00831 CABLE COVER
0338 4340 704 00791 TOP COVER RECEIVER
0339 4340 704 00801 BOTTOM COVER RECEIVER
0366 3104 131 20090 ANTENNA
0438 RECEIVER BOARD
0440 AMPLIFIER BOARD
7003 3141 137 00010 SMPS WIRELESS RECEIVER/AMP
8001 4304 078 89090 CABLE ASSY POWER EUR
4304 074 18910 CABLE RELIEF
4304 078 90080 CABLE ASSY
CL 36532008_064.eps
220403
CL 36532008_066.eps
220403
Figure 1-3 Receiver