Philips 24PFS5603/12 Service Manual page 16

3.2.4 Keyboard Control Unit
1. Release the connector from the SSB Board.
Caution: be careful, the Keyboard is catch on the Back cover, please be careful to avoid damage the fragile connectors!
2. Remove all the fixation screws and connector from the keyboard control panel then take it out from the Back cover.
When defective, replace the whole unit.
3.2.5 Small Signal Board (SSB)
Caution: it is mandatory to remount all different screws at their original position during re-assembly. Failure to do so may result in damaging the
SSB.
1. Unplug all connectors [2] .
2. Remove all the fixation screws [3] from the SSB.
3. The SSB can now be shifted from side connector cover, then lifted and taken out of the I/O bracket.
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3.2.6 Power Supply Unit (PSU)
Caution: it is mandatory to remount all different screws at their original position during re-assembly. Failure to do so may result in damaging the
PSU.
1. Gently unplug all connectors from the PSU.
2. Remove all fixation screws from the PSU.
3. The PSU can be taken out of the set now.
3.2.7 Speakers
1. Gently release the tapes that secure the speaker cables.
2. Unplug the speaker connector from the SSB.
3. Take the speakers out.
When defective, replace the both units.
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