4.9V
4.3V
4.9V
4.4V
4.9V
5.3V
4.3V
5.0V
4.4V
4.9V
7.0V
5.9V
4.3V
4.3V
4.9V
4.3V
4.3V
5.7V
4.9V
4.4V
4.9V
4.3V
9.0V
4.4V
5.0V
4.2V
4.2V
1.9V
1.7V
4.1V
4.2V
3.4V
4.2V
5.1V
9.0V
3.0V
2.4V
2.6V
1.9V
4.2V
1.9V
2.6V
2.6V
2.1
V
2.6V
1.7V
2.3
V
0.9V
4.9V
1.6V
1.4V
0V
1.5V
4.9V
5.0V
0.6V
1.5V
0V
3.1V
0.5V
0V
3.1V
0.6V
0V
4.6V
5.0
V
0V
0V
-0.3V
0V
-0.4V
0V
0V
0.6V
0.6V
0V
16.9V
0V
0V
V
22.8
0V
11.5V
24V
11.4V
0.1V
15.3V
2.5V
9.0V
0V
4.3
V
0V
3.0
V
3.9V
9.0V
4.9V
4.3V
4.9V
4.3V
4.3V
0V
3.0V
4.3V
3.9V
3.3V
2.7
V
3.3V
3.3V
5.0V
5.0V
5.0
V
5.0V
0V
5.0V
2.7
V
3.3V
3.3V
1.8V
1.6V
3.3V
3.3
V
2.8
V
0V 0V
0V
8.3V
4.9V
3.0V
3.8V
0V
4.0V
2.0V
0.7V
0.8V
1.9V
1.9V
3.8V
3.6V
4.6
V
1.9
V
1.9
V
0
V
2.1V
4.0V
5.0V
5.0
V
0V
1.5
V
9.0V
2.2V
3.0
V
0V
0V
33.8V
0V
5.0V
5.0V
1.7V
1.9V
0V
8.6V
4.6V
-1.0V
3.8V
3.5V
2.0V
3.7V
3.3V
8.3V
1.5V
2.6V
2.7V
2.7V
5.1V
3.3V
2.8V
1.6V
1.5V
3.3V
V
5.0 5.0
V
0V
V
1.9
0V
0V
V
2.6
V
2.4
V
2.6
V
4.2
0V
1.4V
0.6
V
3.3V
4.4V
5.0V
9.0V
0V
4.8V
3.3V
5.0V
DIFFERENCE LIST (
PARTS)
IC701
SCH-1008A-H2
SCH-1038A-H2
TDA9386N12S0450
TDA9365N13S0455
AV-3408TEE
No.51854
AV-34LX
No.51854
AV-34LX
AV-3408TEE
MAIN PWB CIRCUIT DIAGRAM (1/2) [AV-34LX, AV-34LX-A, AV-3408TEE]
2-7
2-8
TO
FRONT CONTROL
PWB CN001
TO FRONT CONTROL
PWB CN00A
VIDEO-1
INPUT
COMPONENT
(VIDEO-2)
INPUT
OUTPUT
MAIN PWB ASS’Y (1/2)
SCH-1008A-H2 (AV-34LX, AV-34LX-A)
SCH-1038A-H2 (AV-3408TEE)
2.1Vp-p(H)
IC801
IC801
IC801
1.2Vp-p(H)
7
2.2Vp-p(H)
23
2.2Vp-p(H)
IC801
27
37
IC301
1.1Vp-p(H)
3
1.0Vp-p(V)
IC701
22
1.0Vp-p(V)
IC701
21
3.6Vp-p(H)
IC701
53
3.4Vp-p(H)
IC701
51
0.55Vp-p(H)
IC701
43
2.8Vp-p(H)
IC701
33
2.6Vp-p(H)
IC701
52
1.6Vp-p(H)
IC701
47
1.04Vp-p(H)
IC701
42
: 2SC1740S/QR/-T
: DTC124EKA-X
: 2SA1037AK/QR/-X
: OPTION (NON MOUNT)
: MA111-X
: BUS WIRE
5
7
2
3
BW
X
NOTE
C637
1/50
C636
1/50
L102
QQL244J-5R6Z
L101
QQL244J-5R6Z
33/16
C683