Front Board Circuit Diagram - Philips HTS3510 Service Manual

7-1
A

Front Board Circuit Diagram:

1
IR CIRCUIT
R29 R29
2.2k 2.2k
IR
IR1 IR1
5 3
GND VCC
2
GND
4 1 R30 R30
GND IR
100 ohm 100 ohm
+ +
REM REM
C12 C12 CE6 CE6
C11 C11
47pF 47pF 47uF/16V 47uF/16V
0.1uF 0.1uF
GND
to main board
C13 C13
JP2 JP2
100pF 100pF
R48 100R R48 100R
2
IR
1
GND
2
VSTB
3
VCLK
4
VD
5
GND
6
PCON
7
POWER
8
OPEN C15 C15
C17 C17
9 C18 C18
C14 C14
C16 C16 100pF 100pF
100pF 100pF
100pF 100pF
9PIN/2.0mm 9PIN/2.0mm
100pF 100pF
100pF 100pF
GND
to power board
JP1 JP1
5PIN/2.0mm/130mm 5PIN/2.0mm/130mm
1 +5VSTANBY
1 R49 R49 100 100
PCON
2
2
3 -24V
3
GND
4
4
5 +12V
5
FB1 500 FB1 500
C25 C25 C26 C26
C24 C24
0.1uF 0.1uF 0.1uF 0.1uF
0.1uF 0.1uF
GND
3
+5VSTANBY
R47 R47 R33 R33
150 150 150 150
R36 R36 10K 10K
+5V
Q6 Q6
R40 R40
3904 3904
4.7K 4.7K
K1 K1 OPEN/CLOSE OPEN/CLOSE
OPEN
JP3 JP3
4
R45 R45 470 470 POWER
1
LED-2
PICH=2.0 PICH=2.0 2
3
TO SWITCH BOARD
A
B
+5VSTANBY
+5V
R3 R3
10K 10K
Q2 Q2
3DG3904M 3DG3904M
C1 C1
R8 R8 18K 18K 0.1uF 0.1uF
R9 R9 4.7K 4.7K
Q5 Q5 R11 R11 R12 R12
3DG3904M 3DG3904M 1K 1K 10K 10K
C2 C2
R13 R13
1000pF 1000pF 1K 1K
-24V
B
C
+12V
VFD3 VFD3
R1 R1 VFD20-0824 VFD20-0824
470 470
R2 R2 2.2 2.2
AC2
R4 R4
470 470 Q1 Q1
3DG3904M 3DG3904M
R6 R6 330 330 R7 R7 5.6 5.6
R5 R5 AC1
CE1 CE1 470 470
3.3uF/50V 3.3uF/50V
Q4 Q4 Q3 Q3
3DG3904M 3DG3904M 3CG3906M 3CG3906M
R10 R10 CE2 CE2
ZD1 ZD1
10K 10K 3.3uF/50V 3.3uF/50V
BZX79C6V2 BZX79C6V2
C27 C27
0.1uF 0.1uF
-24V
34
35
36
R23 R23
37
+12V R34 R34 +5V 51K 51K 38
1K 1K
39
40
+ +
R35 R35
CE7 CE7 41
C28 C28
1K 1K 47UF 16V 47UF 16V 42
0.1uF 0.1uF
ZD2 ZD2 43
44
BZX79C5V1 BZX79C5V1
R38 R38
R37 R37 10K 10K R39 R39
C5 C5 10K 10K 10K 10K
0.1uF 0.1uF CE3 CE3
22uF/50V 22uF/50V
VSTB R44 R44 100 100
VCLK R43 R43 100 100
VD
R42 R42 100 100
C29 C29 C30 C30 C31 C31
100pF 100pF 100pF 100pF 100pF 100pF
C
7-1
D E
AC2
-24V
22
G4 SEG8
PT6312 PT6312 21
G3 SEG7
20
G2 SEG6/K6
U4 U4 19
G1 SEG5/K5
18
VDD SEG4/K4
17 K1 K2 K3
LED4 SEG3/K3
16
LED3 SEG2/K2
15
LED2 SEG1/K1
14
LED1 VDD +5V
13 D2 D2
GND KEY4
12 FR102 FR102
OSC KEY3
R28 R28
K2 K2
2.2k 2.2k
PLAY/PAUSE PLAY/PAUSE
R32 R32 10K 10K
R27 R27
2.2k 2.2k
K3 K3
R31 R31 10K 10K
STOP STOP
C22 C22
47pF 47pF
C32 C32
47pF 47pF
D E
1
2
3
4