Panasonic TX-17LA1M Service Manual page 30

HP
HEADPHONE DAC
OUT
SURROUND
SOUND
PROCESSING
OURCE
ELECT
LOUDSPEAKER
SP
SOUND
DAC
OUT
PROCESSING
CL
DA
2 3
!
R-CH
V2
+ 1
- 2
L-CH
V3
+ 1
- 2
D203
KEY
RM201
40
MUTE
Q2506 IC2001
Q2504
AUDIO AMP
DACA L
25 1 HP IN1 HP OUT1
DACA R
24 2 HP IN2 HP OUT2
DACM L
28 9 IN1
DACM R
27 13 IN2
Q2505
Q2503
MUTE
V-BOARD
V1
2 R+
R-
1
13 L+
12 L-
Q201 STB3.3V
G 8
R
Q202
4 LED R
10 REMOTE
VCC
GND
VOUT
Q2001
28
27
Q2004
PR
SP L+
MUTE
OUT2+ 24
SP L- C
OUT2- 25
YV
SP R+
OUT1+
16
SP R-
OUT1- 15
A5
SP R+
12
SP R-
13
SP L+
1
SP L-
2
6 STB3.3V
LED R
10
REMOTE
4
A1
47 HP L
49 HP R
41 PR
35 C/PB
37 YV
SCL1
30 SCL1
SDA1
29 SDA1
AFC
9 AFC
KEY
8 KEY
MUTE
11 MUTE
REMOTE
7 REMOTE
LED R
6 LED R
INV ON
4 INV ON
INV DET
3 INV DET
INV PWM
1 INV PWM
TC-17/20LA1H, TX-17/20LA1M/Q/T/X/Z
Signal Block Diagram
1