Dg-Board - Panasonic TX-22LT3 Service Manual

A-BOARD
!
AV1
ROUT 1
JK4000 RIN 2
LOUT
3
4
AV 21PIN
5
SCART
LIN
6
BLUE
7
SLOW 8
9
AV1-Q-LINK
Q-LINK 10
GREEN
11
12
13
14
RED
15
FB 16
17
18
VIDEO_OUT
19
VIDEO_IN
20
21
AV3S
Y
JK4002
C
S-VIDEO IN
AV2
ROUT
1
JK4003 RIN 2
LOUT 3
4
5
LIN 6
AV 21PIN
7
SCART
SLOW
8
9
AV2-Q-LINK
Q-LINK 10
11
12
13
14
S_C
15
FB
16
17
18
VIDEO_OUT 19
VIDEO_IN 20
21
AV3
V
JK4001 L
R
B-BOARD
!
TNR001
TUNER
TX-22LT3 Signal Block Diagram
Q4150
Q4151
IC4001
AV SELECTOR
54 TV-R OUT
52
TV-L OUT
4
R IN
2 L IN
AV1
BLUE
6
S2-1 21PIN
SCRAT
GREEN
RED
Q4154
53 TV-V OUY
1 VIDEO IN
19 C AV3S
S-VIDEO
IN
17 Y
MUTE OUT
Q4153
Q4152
40 MONIR
38 MONIL
11 R IN
9 L IN
AV2
13 S2-2
21PIN
SCRAT
12 C2
Q4001 41 MONIV
8 VIDEO IN
15 V IN
AV3
16 L IN
IN
18 R IN
TV
Q4102 30 TV
IN
B2 A7
7 TV-V 7
14 SIF 14 Q2102,Q2103
VIDEO
B1 A6
SIF
SDA1
4 4
SDA SDA1
SCL1
SCL 3 SCL1 3
Q2009,2007 Q2010,2008
POWER ON
RESQ RESET 9V
MUTE
Q2006 MUTE OUT
MUTE
Q2501
Q2502
IC2501
MSP
R 31 36 R TV/AV1
TV
OUT
L 20 37 L
Q4002
HEAD
Q4003
PHONE
45 57
R R MAIN
MAIN
IN
L 43 56 L
SPEAKER
TV
67 TV
IN
21
RESQ RESQ
V/Y OUT 44
LCD
C/PB OUT 47
SDA1
SDA 34
SCL1
SCL 33
Q2002
Q2003
Q2001
Q2004
IC2001
Q2504
HP&SP AMP
Q2506
4 HP STANDBY
5 AMP STANDBY
R 24 2 27
L 25 1 28
16
9
15
R 27
24
L 28 13
25
W 30
IC2200
SDA1
3 EOOFER AMP
SDA
SCL1
2
SCL
16
11
17
4
AMP STB
IC4110
SW
Q4156
13
OUT CONT
AV1-Q-LINK
1
A A
2
3
OUT
AV2-Q-LINK 4 CONT
B
B 5
JK4004
HEADPHONES
R
L
A9
3 R
+
SPEAKER
4
-
2
L
+
SPEAKER
1
-
5
+
WOOFER
6
-
TO DG1
A3

(DG-BOARD)

V/Y V/Y
16 1
C/PB C/PB
18 2
RED
R
12 3
GREEN
G
8 4
BLUE
B
10 5
MUTE
MUTE 26 6
RESQ
RESQ 27 7
Q-LINK
Q-LINK
30 8
Q-LINK_SEL Q-LINK SEL
Q4155 29 9
SDA1
SDA1
24 10
SCL1 SCL1
23 11
TX-22LT3 Signal Block Diagram