Main Supply Panel (47") (Part 2) - Philips MG8 Service Manual

Circuit Diagrams and PWB Layouts

Main Supply Panel (47") (Part 2)

MAIN SUPPLY PANEL (47")
A2
R317
B+
R301
Q303
1/2
VREF VREF
1/2
VL
C701
D701
1/4
A
IC701
C706 R713
OV
D702
1/4
VREF
IC701 R714
CN5A
CN4
24VA
SGND3
24VA
SGND3
24VA
SGND3
Q522.2E LA 7.
H
D310
IC301
D309
C308
VREF BOOST
R706
VREF
1/4
IC701
R707 R708
R753
D711
IC701
1/4
OV
D712
VREF
Q704
VL
R721
IC702
1/2
BL-DIM
R722
CN6
CN7
3.3VSB
12VSSB
PSON
12VSSB
SGND1
CN5
SGND1
SGND1
12VB
12VB
SGND1
SGND1
12VB
12VB
BL-ON
12VSSB
SGND1
SGND1
BL-DIM
12VSSB
SGND1
SGND1
BOOST
12VSSB
PWM
12VA
SGND2
-12VA
54
HOT COLD
D302
R313
R315
R318
D303
R314
R316
R319
C309
H
PRO
ZD211
R220
D
R215
12V'
HV2 HV1 ZD210
C327
C333
VREF
IC702
1/2
HV2 HV1
C334 C328
VL
R737 R739
IC703
PRO
1/4
R736
D713
CN3
AC
D306
CN2
R760
Q604
R216
D211
C
D212
1
2
IC703
D705
1/4
IC703
D707
1/4
VREF
IC703
D708
1/4
Q701
R711
A2
R339
OC
3.3VSB'
D704
OL1
R734
VREF
D706
OL2
12VB
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