Panasonic TX-22LX2 Service Manual page 20

V-BOARD
D205
Q201
STAND BY LED
3 RM201
REMOTE
2
RECEIVER
1
L
R
REMOTE
LED_R
KEY_SCAN
Y/V
C/PB
Q1108
SDA1(5V)
Q1109 Q1105,Q1106
SCL1(5V)
IC1105
Q-LINK SW
MUTE
3
RES_Q
5
4
AFC
1
13
2
Q4025,Q4032,Q4039
Q4023,Q4030,Q4037
Q4024,Q4031,Q4038
35
JK201
HEADPHONES
Y/V
C/PB
Q1110
Q1114
MAIN 9V
Q4091
Q4045,Q4069,Q4073
Q4046,Q4067,Q4075
SCART RGB A/D
Q4050
IC4029
OP AMP
3 +INA OUTB 7
2 -INA -INB 6
DG-BOARD
IC4002
YSOUT0 100
44 PRIN
41 PBIN 93
YSOUT6
110 YIN
RSTN 58 GC3_RST
SDA 54 SDA0(3.3V)
YSIN
108
SCL0(3.3V)
SCL 55
TX-22LX2
Signal Block Diagram
TX-22LX2
21
22
23
24
25
26