Philips 32PFL5007G/77 Service Manual page 55

Circuit Diagrams and PWB Layouts
10-1-1 Power Supply Unit with Integrated LED Driver
Power Supply Unit with Integrated Led Driver
A02
CN2_1316
1 LED_A
Anode_R
TP213
2
NC
TP164
3 R6
R6 Cathode
4 R5
R5 Cathode
TP165
5 R4
R4 Cathode
TP163
6 R3
R3 Cathode
TP161
7 R2
R2 Cathode
TP162
8 R1
R1 Cathode
TP209/210 is on the solderjoint of the LED connector
but the pins are not indicated in schematic
CN4_1M95
1
3V3stdby ST3V3
TP119 C319 TP155
2
Standby STANDBY
OPEN
TP118
3
GND1 GND1
GND1
4
GND1
GND1
5
+12V +12V
6
+12V
+12V
7
+Vsnd
12V3_SND
8 TP154
+Vsnd 12V3_SND
9
GND_SND
GND_SND
10
GND_SND GND_SND
11 TP152
BL-ON
BL-ON-OFF
12 TP151
BL-DIM(Vsync)
BL-DIM(VSYNC)
13 TP150
BL-I-CTRL BL-I-CTRL
14 TP149
POK
POK
1-2041145-4
C461
104
GND1
TP243
CN6_1M11
1
GND_AL GND1
2
+12V_AL +12V
3
GND_AL
TP242
4
+12V_AL
TP240
2041145-4
CN7_1M09
1
GND_AL/ GND_SND TP228
2
+12V_AL/+Vsnd TP227
3
GND_AL/ GND_SND TP226
4
+12V_AL/+Vsnd TP225
5
GND_AL/ GND_SND TP224
6
+12V_AL/+Vsnd TP223
2041145-6
TP175
R468 TP245
KTN2907A
TP159
560 TP158
VREF
U405
Q407
TP241
TP157
C471
+12V TP171
104
GND1 GND1
TP156
Q451
2N7002
TP148 TP260
R465
BL-I-CTRL
10K
C474
OPEN
GND1
G N D 1 G N D 1 G N D 1
TP167
ZD401
TP166
5.1V
C475
R475
103
470K
GND1 GND1
L12M1.1L LA 10.
GND1
1 33
NC PWM7
2 32
CMP7 PWM8
3 31
IS6 IS6 RT
4 30
CMP6 CMP6 COMM
5 29
IS5 IS5 ADIM
U401
6 28
CMP5 CMP5 STATUS
LQFP-48 pin 0.8 Pitch OZ9909TN
7 27
IS4 IS4 VIN
8 26
CMP4 CMP4 ENA
9 25
IS3 IS3 VREF
TP183 10 24
CMP3 CMP3 NC
TP182 11 23
IS2 IS2 SYNC
CMP2
IS1 DRV
CMP1
GND1 ISW
TP248
UVLS
TP206
TP203
R402
C402 R403
C404
3K F
102
1.2K
102 C0G
OVP R404 150K
TP205
GND1 C406
C437
R401 R405 62K
C403
474 105
2K F
102
GND1
L401
!
VLED 1
R411 55uH
10K F
TP198
TP197
R411A
10K F
TP199 DRV
R411B
R470B
10K F
TP14
OPEN
UVLS
TP200
C423
OPEN
TP169
GND1
R472
TP173
ADIM
47K
TP168
C472 C473
R460 475 105
0R0 TP244
GND1 GND1
Q408
2N7002
TP221
GND1
EN 55
VREF
R3
R412
100KF
TP192
R410
BL-DIM(VSYNC)
1K
C409
103 R409
100KF
TP178
R408
GND1
150K F
ADIM
STATUS
R407 10
TP202 TP247
+12V
BL-ON-OFF
R406
10K
VREF
TP201
R415
C407
C408
100K
104 105
GND1
TP249
R476
TP170 TP172
100
POK
R478 R477
4.7K 5.6K
VREF
C469
STATUS 473
TP246
GND1
D401A
D401
L402
4
BFD3565R
MBRS3200
TP196
C410 R421
101 1KV
C413 22K F
R418 D410
GND1 68uF/100V
15 TP108 R421A
D
D4148W
TP108.207.208 is on the pattern of Heatsink4 TP207
G 22K F
TP208
R417 100 Q402
GND1
S AOD478/D-PACK R421B
TP204
TP195 TP132
C442
R419 12K F
R420
103 ISW
10k OVP
1K
TP212
C460
OPEN C422
OPEN
GND1 GND1
back to
2012-Aug-17
div. table
R481C
R6
TP6
5.1k
SOT89 R485C
B
CMP3
BCX52-16 100 F
TP110
Q403C TP184
R482C
IS3
1k
TP11
R486C R483C R484C
30 F 3.9 F OPEN
TP216
GND1
5.1K
R481B
R2
R5
SOT89 R485B
TP181
B
CMP2
BCX52-16 100 F
Q403B
R482B
IS2
1K
TP12
R486B R483B R484B
30 F 3.9 F OPEN
GND1
5.1K
R481A
R1 R4
TP7
SOT89 R485A
B
CMP1
BCX52-16
100 F
Q403A
R482A TP179
IS1
1K
TP13
R486A R483A R484A
30 F 3.9 F OPEN
GND1
LED_A
Power Supply Unit with
Integrated Led Driver
A02
5.1k
R481F
TP3
TP189
SOT89 R485F
B
CMP6
BCX52-16 100 F
Q403F
TP190
R482F
TP8
IS6
1k
R486F R483F R484F
30 F 3.9 F OPEN
TP220
GND1
TP160 R481E 5.1k
TP1
TP188
SOT89 R485E
B
CMP5
BCX52-16 100 F
Q403E
TP187
R482E
IS5
1k
TP9
R486E R483E R484E
30 F 3.9 F OPEN
TP218
GND1
5.1K
R481D
TP4 TP185
SOT89 R485D
B
CMP4
BCX52-16 100 F
Q403D
TP186
R482D
IS4
1K
TP10
R486D R483D R484D
30 F 3.9 F OPEN
GND1
1 2011-12-08
2722 171 90587
2722 171 90588
PLDC-P102A
19300_032_120410.eps
120410