Tv & Scaler Board: Power (S-A14) - Philips 32HF7445/93 Service Manual

Circuit Diagrams and PWB Layouts
TV & Scaler Board: Power
1 2 3
POWER
S-A14
+24V
C7202 C7204
PANEL_PWM
BRIGHT_ADJ
0.1uF
PWM_SEL
470uF/35V
A
+12V
CN7201 +3.3V_SB
C7208
1 C7206 C7207 R7209
2
470UF/16V 2.2uF/25V 100N 25V
3
4
4K7
5
BRIGHT_ADJ
6
Q7203
7
C7210 100N 25V R7211
8
C7211 100N 25V
9
B 10
STANDBY
11
63391 11P 2.0MM
FB7209 100R/3000mA U7203
L7201
1 2 1 2
+24V
IN OUT
FB7201 NA(100R)
D7203
1 2 5
+12V
ON/OFF
C7218 C7221
3 4
GND FB
SS34
100N 50V AP1501-33K5LA
470uF 35V
C
FB7210 100R/3000mA U7204
L7202
1 2 1 2
+24V
IN OUT
FB7202 NA(100R)
1 2 5 D7204
+12V
ON/OFF
C7230 C7234
3 4
GND FB
100N 25V SSA34-E3
AP1501-50K5LA
470uF 35V
D
FB7214 NA(100R/3000mA)
1 2
+12V
FB7206 100R/3000mA U7211
L7205
1 2 1 2
+24V
IN OUT
C7263 C7260
5 D7207
ON/OFF
0.1uF 50V
3 4
GND FB
470uF 35V
SSA34-E3
AP1501-12K5LA
FB7205 NA(100R/3000mA)
R7201
1 2
+24V
E
FB7204 NA(100R/3000mA) U7207
L7204
1 2 1 2
+12V
IN OUT
C7258 C7242
D7206
5
ON/OFF
NA(0.1uF)
3 4
NA(470uF) GND FB
NA(SSA34-E3)
NA(AP1501- 50K5LA)
R7252
R7255 NA(4K7)
+3.3V_SB
Q7214
R7254 100R(NI)
PANEL_PWR
NA(0R)
MUN2211TIG(NI)
F
FB7207 NA(100R)
R7232
1 2
+24V
U7206
FB7203 NA(100R)
1 2 L7203
1 2
+12V IN OUT
C7243
C7201 D7205
5
ON/OFF
3 4
GND FB
NA(470uF) NA(100N) NA(SSA34-E3)
AP1501-K5LA(NI)
R7237
R7235 NA(4K7)
+3.3V_SB
G
Q7215
R7224 100R(NI)
PX1V8_CTL
2K2 1/10W(NI)
MUN2211TIG(NI)
H
1 2 3
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4 5
CN7202
1
2
3
4
5
+12V
C7205 10N 50V
63385 5P 2.0mm R7205
D7202 R7206 10K 1/10W
LS4148
5K1 1/10W
D7201 BZX384-C9V1
MUN2211TIG R7210 2K7
100R C7209 100UF 25V
INVERTER_ON_OFF
FB7211 100R/3000mA
1 2
+3.3V_SB
Choke Coil R7258
C7222
C7220
NI
100N 25V
10K
470uF 25V
R7242
ADC_PWR
FB7212 100R/3000mA
1 2
+5V_SB
Choke Coil
C7233 C7232 R7259
100N 25V
470uF 25V
10K
+12V_iTV
Choke Coil R7260
C7262 R7218
3.3V_CTL
C7259
470uF 25V 100N 25V 10K
FB7208 NA(100R/3000mA)
NA(0R)
1 2
PANEL_VCC
NA
C7257
C7203
NA(470uF 25V) NA(100N 25V)
R7227
5V_CTL
FB7213 NA(100R/3000mA)
1K 1/10W(NI)
1 2
PX_VD18
56uH
C7231 C7256
NA(100N 25V)
NA(470uF)
R7236
PANEL_PWR
4 5
50
6 7 8
+3.3V_SB
R7202
4K7 1/10W 5%
R7203 NA(0R) C7247
CPU_RESET
R7208 0R
DA TALOSS_DET
C7219
Q7201 100UF 25V
R7207 100R NA(330P)
R7217 NA(100R)
MUN2211TIG
Q7202 R7216 NA(100R)
POP_NOISE
Q7216
MMBT3904
NA(MUN2211TIG)
+3.3V_ADC +3.3V
R7257 0R 1/4W(NI)
C7254 47N 16V
R7244 100K 1/10W Q7211
4 5
3 6
+3.3V_SB
+3.3V_ADC
2 7
R7245 15K 1/10W
1 8
Q7210 R7241
100R SI4835BDY C7244
MUN2211TIG
10K 1/10W 100UF 25V
C7216 47N 16V
+3.3V
R7212 100K 1/10W Q7204
4 5
3 6
+3.3V_SB
2 7
R7213 15K 1/10W
1 8
Q7205 R7215
100R SI4835BDY C7217
10K 1/10W
1
+5V
MUN2211TIG ZD7201
100UF 25V
SSA34-E3
C7227 47N 16V
+5V
R7221 100K 1/10W 4 Q7206 5
3 6
+5V_SB
2 7
R7222 15K 1/10W
1 8
Q7207 R7225
100R SI4835BDY C7229
MUN2211TIG
10K 1/10W 100UF 25V
+3.3V
C7239 47N 16V PANEL_VCC
R7230 100K 1/10W Q7208
4 5
3 6
+12V
2 7
R7231 15K 1/10W
1 8
Q7209 R7234
100R SI4835BDY C7241
MUN2211TIG
10K 1/10W 100UF 25V
6 7 8
9 10
S-A14
U7209
+5V +3.3V_HDMI
3 2
Vin Vout
C7246 C7251 C7250
100N 25V 100N 25V
100UF 25V
AME1117CCGTZ
U7208
AME8815BEGT 250Z
+3.3V_ADC +2.5V_ADC
3 2
VI VO
C7249 C7248 C7252 C7253
100N 25V 100N 25V
100UF 25V
100UF 25V
PX_1.8V
+3.3V U7205
3 2
VI VO
C7236 C7238
C7235 C7237
100N 25V
100UF 25V 100N 25V 100UF 25V
U7202 PX_VDDM
2 3 2
VI VO
C7215 C7213
C7214 C7212
100UF 25V 100N 25V 100N 25V 100UF 25V
U7201
AME1084ECDTZ
1
ADJ
PX_VD18
3 2
VIN VOUT
C7225 C7226 C7223 C7224
100N 25V 100N 25V
100UF 25V 100UF 25V
H_17010_037.eps
9 10
11
A
B
C
D
E
F
G
H
190907
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