Panasonic TX-17LA1Q Service Manual page 30

DAC
HEADPHONE
DAC
DAC
SURROUND
SOUND
PROCESSING
SOURCE
SELECT
LOUDSPEAKER
SOUND
DAC
T
PROCESSING
DC
CL
DA
ANA IN+
7 2 3
R-CH
V2
+ 1
- 2
L-CH
V3
+ 1
- 2
A3
D203
KEY
EY 3
EY 4
RM201
40
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MUTE
IC2001
Q2506
Q2504
AUDIO AMP
HP DACA L
25 1 HP IN1
OUT DACA R
24 2 HP IN2
SP DACM L
IN1
28 9
OUT DACM R
27 13 IN2
Q2505
Q2503
MUTE
V-BOARD
!
V1
2 R+
1 R-
13 L+
12 L-
G Q201 STB3.3V
8
R
Q202
4 LED R
VCC 10 REMOTE
GND
VOUT
Q2001
HP OUT1 28
HP OUT2 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
INV PWM
1
TC-17/20LA1H, TX-17/20LA1M/Q/T/X/Z
Signal Block Diagram
1