Philips PET320 Service Manual page 22

5
GNDP
D
J10
1
2
3
4
5
6
7
8
C
9
10
11
12
13
14
15
16
17
CON15
B
GNDP
A
5
4
TP63
TP59
TP61 PIN5
L+ R+
TP60 TP62 TP64
L- R- PIN6
L+
L-
R+
R-
FB29
FB30
TP65 Key_out0
TP66 Key_out1
TP67 Key_in0
TP68 Key_in1
TP69 Key_in2
TP70 Key_in3
TP71 Power-key
TP72 Green-light
TP73 RED-Light
4
3
VIN_SYS1 ADA-VCC1
L+ (6)
L- (6)
R+ (6)
R- (6)
1A/600 OHM
1A/600 OHM
KEY_OUT0 (4,5)
KEY_OUT1 (4,5)
KEY_IN0 (4,5)
KEY_IN1 (4,5)
KEY_IN2 (4,5)
KEY_IN3 (4,5)
POWER-KEY (1)
GREEN-Light (1)
RED-Light (1)
3
2 1
+3.3V_SYS
FB38
1A/600 OHM
R248 1K
KEY_OUT0
2 1
R249 1K
KEY_OUT1
2 1
KEY_IN0
KEY_IN1
KEY_IN2
KEY_IN3
2 2 2 2
R250 R251 R252
R253
47K
47K 47K 47K
1 1 1 1
DGND
2 1
D
C
B
A