Philips HTD3500 Service Manual page 36

7-5
A
Main Board Circuit Diagram: Power
1
8
8
7 POWER_ON/OFF
7
6
6
5
5
4 C125 C125
4
3 0.1uF/25V/Y5V 0.1uF/25V/Y5V
3
2
2
1
1
XP1 XP1
8PIN/2.5mm 8PIN/2.5mm
2
3
4
A
B
POWER_ON/OFF VCC
FB1 FB1 300/2A 300/2A
C1 C1
0.1uF/25V/Y5V 0.1uF/25V/Y5V
PNP_PBSS5320T PNP_PBSS5320T
+P12V Q2 Q2
100mA
C4 C4
R4 R4
0.1uF/25V/Y5V 0.1uF/25V/Y5V 22K 22K R6 R6 CE2 CE2
4.7K 4.7K 47uF/16V 47uF/16V
R5 R5
1.3K 1.3K
EN1
D72 LL4148 D72 LL4148
PCON R9 R9 1K 1K Q3 Q3
PCON
NPN_3DG3904M NPN_3DG3904M
R10 R10
4.7K 4.7K
R74 R74
1.3K/NC 1.3K/NC
MMBT2907ALT1/NC MMBT2907ALT1/NC
Q32 Q32
R11 R11 27K/NC 27K/NC +P12V
R13 R13
4.7K/NC 4.7K/NC
-P24V
-24V
Q5 Q5 FB4 FB4
3DG9014M/NC 3DG9014M/NC 0/NC 0/NC
C9 C9
0.1uF/25V/Y5V/NC 0.1uF/25V/Y5V/NC
VCC
370mA
D1 D1
R16 R16 8.2 /2W 8.2 /2W
RL207/2A/1000V RL207/2A/1000V
440mA
R17 R17
1/1W 1/1W
TR_B2
Q10 Q10
TR_B1
PNP_3CA8550D PNP_3CA8550D
DV33
R24 R24 20K/1% 20K/1%
+ +
CE7 CE7
220uF/16V 220uF/16V C12 C12
REGO1
0.1uF/25V/Y5V 0.1uF/25V/Y5V
C761 C761
1000pF/50V/X7R 1000pF/50V/X7R
R26 R26 12K/1% 12K/1%
B
C
MO_VCC
FB2 0 FB2 0
+ +
MO_VCC CE1 CE1
PNP_PBSS5320T PNP_PBSS5320T 47uF/16V 47uF/16V
Q1 Q1
C3 C3
1uF/25V/Y5V 1uF/25V/Y5V
R14 R14
4.7K 4.7K
+12V
R2 R2
+12V
200 200
DV33
EN1
EN1
+ +
C5 C5 R7 0 R7 0
0.1uF/25V/Y5V 0.1uF/25V/Y5V
+ +
CE3 CE3
47uF/16V 47uF/16V
FB3 FB3
+ +
500/500mA 500/500mA
CE4 CE4
47uF/16V 47uF/16V
DV33
S
R8 R8 C8 C8
NC NC
1uF/25V/Y5V 1uF/25V/Y5V
R15 R15
220 220
V12
Q7 Q7
PNP_3CA8550D PNP_3CA8550D
+ +
C762 C762 C11 C11
R23 R23 CE6 CE6
0.1uF/25V/Y5V 0.1uF/25V/Y5V
0 0 220uF/16V 220uF/16V 1000pF/50V/X7R 1000pF/50V/X7R
REGO2
R25 R25
NC NC
C
7-5
D
OFF-PAGE CONNECTION
URST#
URST#
AVCC
AVCC
C2 C2
0.1uF/25V/Y5V 0.1uF/25V/Y5V
RFV33
RFV33
C6 C6
0.1uF/25V/Y5V 0.1uF/25V/Y5V
89G_3V3
C7 C7
0.1uF/25V/Y5V 0.1uF/25V/Y5V
3V3
D
Q6 Q6
P_ASM3403 P_ASM3403
89G_3V3
R18 R18 15K/1% 15K/1% R19 R19 3.3K 3.3K R20 R20 22K 22K
URST#
R21 R21 3.3K 3.3K Q8 Q8 Q9 Q9
NPN_3DG3904M NPN_3DG3904M NPN_3DG3904M NPN_3DG3904M
+ +
R22 R22 4.7K/1% 4.7K/1% CE5 CE5
22uF/10V 22uF/10V
D
E
1
2
RESET Circuit
R89 R89 0 0
AM_RST
TP1 TP1
Cx
C10 C10
0.1uF/25V/Y5V 0.1uF/25V/Y5V
Cx Close to IC pin
3
4
E