Mechanical Instructions - Philips EM5.1E Service Manual

4. Mechanical Instructions

Index of this chapter:
1. Service Connector
2. Set Disassembly
3. Service Positions
4. Assy / Board Removal
5. Set Reassembly
Note: Figures below can deviate slightly from the actual
situation, due to the different set executions.
4.1
Service Connector (for ComPair)
For service diagnostics with ComPair, it is not necessary to
disassemble the set. You only have to connect the ComPair
interface box, via the appropriate cable, to the service
connector (on the rear of the set, see figure below), and start
the program.
4.2
Set Disassembly
Follow the disassemble instructions in described order.
4.2.1
Wireless Surround Transmitter Removal (if attached)
1. Remove the cable of the Wireless Surround Transmitter
box (at the side of this RJ45 plug you can find the release-
hook of the lock-mechanism).
2. Pull the Wireless Surround Transmitter box backwards. It
is clicked to the rear cover via three clamps.
4.2.2
Rear Cover Removal
1
3
SERVICE CONNECTOR
Figure 4-1 Rear view
Warning: disconnect the mains power cord before you remove
the rear cover.
First, remove the top cover (= plate with 'saucer'):
1. Remove the fixation screw(s) [1] that hold the cover plate.
2. Pull the cover (horizontally) backwards.
To be able to access the electronics of the set, you must
remove the rear cover:
1. Remove the fixation screws [2] of the rear I/O cover plate.
2. Remove the remaining fixation screws [3] at the two sides,
and at the top of the rear cover.
3. Release at bottom side the rear cover securing clips and
remove the rear cover. Make sure that wires and cables will
not be damaged during the cover remove action.
1
1
2
CL 36532017_041.eps
Mechanical Instructions
4.2.3
Sub-woofer Removal
Caution: Do not disconnect the loudspeaker cable from the
subwoofer box when the set is operative, because the class-D
amplifier cannot handle a change in load during operation.
It is no problem when the subwoofer is disconnected before
operation, but a change from connected to disconnected
during operation can damage the amplifier.
1. Disconnect the loudspeaker cable connectors at the top of
the sub-woofer box.
2. Unlock he subwoofer bracket and at the same time pull the
unit backwards.
3. Take out the sub-woofer unit including the bracket.
4.3
Service Positions
This chassis has several predefined service positions, for
better accessibility. They are explained below in more detail.
4.3.1
Solder Side '3rd SCART' panel
3
To remove or access the '3rd SCART' panel, do the following:
1. Remove fixation screw [1].
2. To release the fixation peg, push it towards the CRT [2].
3. At the same time, pull the complete module away from the
LSP [3]. It hinges in the LSP-bracket. It is also possible to
110403
uncouple both hinges.
4. To remove the panel, disconnect the flat-cable from
connector 1680 and remove the four panel screws [4].
4.3.2
Double Window PIP panel (If present)
1. Release the securing clamps and take out of the PWB to
service the Double window PWB.
EM5.1E
2
1
4
4
3
1680
Figure 4-2 Service position 1
4. EN 17
CL 16532044_010.eps
140501