Philips Q552.2L Service Manual page 23

4.5.5 Small Signal Board (SSB)
Refer to Figure 4-27 for details.
2
1
2
2
Figure 4-27 SSB
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.
4.5.6 Keyboard Control, IR & LED Board
Refer to Figure 4-28 and
1
1
Figure 4-28 Keyboard control, IR & LED board [1/2]
19100_051_110216.eps
Figure 4-29 for details.
1
1
1
1
19100_052_110216.eps
Mechanical Instructions
2
2
Figure 4-29 Keyboard control, IR & LED board [2/2]
2
1. Remove the stand and the plastic support [1].
2. Unplug the connector [2].
3. Remove the screws [3] and take the board out.
When defective, replace the whole unit.
4.5.7 Ambilight Units
2
The Ambilight units can be lifted from the subframes without
the use of tools.
Refer to
110216
1
1. Unplug the connector [1].
2. Carefully lift the board [2] and take the board out.
When defective, replace the whole unit.
110216
back to
div. table
Q552.2L LA
2
Figure 4-30 for details.
2
Figure 4-30 Ambilight units
4. EN 23
3
2
19100_053_110216.eps
110216
19100_054_110216.eps
110216
2012-Mar-16