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EN 20
4.
Q552.2L LA
4.4.3
Mains Switch
Refer to
Figure 4-17
for details.
Figure 4-17 Mains switch
The mains switch is mounted on a plastic subframe and can be
removed without removing the subframe.
1. Use a screwdriver and push the switch out of its casing [1].
2. Unplug the connectors.
When defective, replace the whole unit.
4.4.4
Main Power Supply
Refer to
Figure 4-18
for details.
2
2
Figure 4-18 Main Power Supply
1. Unplug all connectors [1].
2. Remove the fixation screws [2].
3. Take the board out.
When defective, replace the whole unit.
4.4.5
Small Signal Board (SSB)
Refer to
Figure 4-19
for details.
1. Unplug all connectors [1].
2. Remove the fixation screws [2].
3. Take the board out.
When remounting, ensure that the side shielding is positioned
correctly.
2012-Mar-16
Mechanical Instructions
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4.4.6
Keyboard Control, IR & LED Board
Refer to
1
1
2
Figure 4-20 Keyboard control, IR & LED board [1/2]
2
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Figure 4-21 Keyboard control, IR & LED board [2/2]
1. Remove the stand [1].
2. Remove the stand subframe [2].
3. Remove the screws [3], unplug the connector and take the
board out.
When defective, replace the whole unit.
back to
div. table
1
Figure 4-19 SSB
Figure 4-20
and
Figure 4-21
for details.
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2
2
3
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