Philips 8000 Series Service Manual page 52

EN 52 7. Q551.1E LA
7.9 Back-End
In some sets, a so-called "200 Hz" board is mounted together
with the LCD panel. This board contains the PNX5120 Video
7.10 Ambilight
Refer to figures 7-24 Ambilight architecture 2- and 3-
MTK
or
PNX85500
SSB
PSU
For an overview of the LED grouping per board, refer to figure
7-26 LED grouping per
2010-Jun-25
Circuit Descriptions
sided.
1
M
Glue
5
logic
9
1M09
1M09
Figure 7-24 Ambilight architecture 2- and 3- sided
Figure 7-25 Ambilight architecture 4-sided
board.
back-end processor and has to be replaced entirely when
defective (no component level repair). This board is not
described in this manual.
1
M
AmbiLight
8
3
6
×
6 5
×
L
E 6
D L
E
D
36 30
Figure 7-26 LED grouping per board
back to
div. table
1 1
M M
AmbiLight
8 8
4 3
18770_209a_100202.eps
18750_207_100415.eps
3
×
4 5 2
× ×
L
6 E 6
3
L L
D
×
E E
6
D D
L
E
D
24 18 15 12
18770_210_100126.eps
1
M
8
4
100202
100415
4
+
5
L
E
D
9
100126