Philips DVP3136/94 Service Manual page 27

6-3
1
Amplifier Board Electric Diagram for DVP3136/94
A
B
C8
C7 103
103
J2
CON4 PTH 2.5
4 4
3 3 OUT1B
2 2 OUT2A
1
1
C OUT2B
C21 C17
103 103
D
E
1
2
C1 + C2
1000uF/16V
104
L1 22uH
OUT1A
C3
104
C4 C6
104 R5 330PF
C5 6
0.47uF U1
R9
15 29
VCC1A IN1A
R8 20 C11 17 23
OUT1A VL
C10 6 1uF R11
16 24
OUT1A CONFIG
104 14 25 10K
GND1A PWRDN
L2 R13
12 27
VCC1B FAULT
C13 22uH 11 26 NC
OUT1B TRI-STAE
104 C14 10 28
OUT1B TH-WAR
OUT1B 13 30
104
GND1B IN1b
OUT2A L3 7 21
VCC2A Vdd
C15 22uH
8 22
OUT2A Vdd
104 9 33 C20
OUT2A Vss
C16 C18 C19
34
Vss
C23 104 6 35 104 104
GND2A VCCsing
104 R14 104
4 36
VCC2B VCC sing
6 R17 31
IN2A
C22 20
3 20
OUT2B GND-reg
0.47uF 2 19
OUT2B GND
32
IN2B
R16 C24
5 1
GND2B GND-SUB
C27 6 330PF C28
104 1uF STA533
C29
C30 NC
104 22uH
OUT2B L4
2
3
12V
GND
R21
Q4 2N3906 R22
4.7k
3.3K
+ C32
D1 100UF/16V
R20 1N4148
Q5 330
R19
3904
3.3K
R24
R10
10K
4.7K
Q3
R7
3904
4.7K
DC 3.3V C9 R23
NC NC
R12
10K
INDUCTOR PWRDN
3.3V FB1
GND
R+ 500Z FB2
500Z FB3
L+
R- 500Z FB4
L- 500Z FB5
protect
3
4 5
J1
CON4 PTH2.5
1 C1 2 B
2 C2 2 B
3
C3 1 B
4
C4 1 C
C5 1 C
C6 2 C
C7 1 C
C8 1 C
C9 3 C
C10 1 C
C11 2 C
C13 1 C
C14 2 C
C15 1 C
C16 2 C
C17 1 C
C18 2 C
C19 2 C
C20 2 C
C21 1 C
C22 1 C
C23 1 C
C24 2 C
C27 1 C
C28 2 C
C29 2 C
C30 1 C
C32 3 B
D1 3 B
FB1 3 C
J3
FB2 3 C
1
FB3 3 C
2
FB4 3 C
3
FB5 3 C
4
5 J1 4 B
6 J2 1 C
7
J3 4 C
8
L1 2 B
9
L2 2 C
PITCH2.0*9
L3 2 C
L4 2 C
Q3 3 B
Q4 3 B
Q5 3 B
R5 1 C
R7 3 C
R8 1 C
R9 2 C
R10 2 B
R11 2 C
R12 2 C
R13 2 C
R14 1 C
R16 1 C
R17 2 C
R19 3 B
R20 3 B
R21 3 B
R22 3 B
R23 3 C
R24 3 B
U1 2 C
X4 4 E
4 5
6-3
A
B
C
D
E