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SCHEMATIC DIAGRAM-20
MAIN (VIDEO:V) CIRCUIT
IC3703
C1AB00001192
SWITCHING IC
VIDEO5V
VIDEO_5V
S
REG_12V
Q3001
29
2SD0601A0L
SWITCH
OSD_VIDEO_IN
R3021
330
17
DVD_C_OUT
IF
R3703
2.2K
VIDEO5V
WIDE1
IF
DVD_Y_OUT
IF
VIDEO_Y
IF
VIDEO_CB
IF
VIDEO_CR
IF
QR4701
UNR521600L
MUTING SWITCH
4
3
2
1
QR4702
UNR521600L
MUTING SWITCH
QR4703
UNR511300L
MUTING SWITCH
5
6
7
8
Q3701
C3701
0.1
2SB1218A0L
SWITCH
A
R3701
470
R3700
33K
R3702
680
L3705
G0C680JA0019
C3705
0.1
S
R3704
10K
QR3700
UNR521200L
SWITCH
: +B SIGNAL LINE
: DVD VIDEO SIGNAL LINE
C3703
0.01
C3702
0.01
QR4702
TL4504
QR4703
TL4503
QR4701
R4703
R4701
R3710
C3704
6.3V470
TL4506
R4704
TL4505
R4702
TL3003
R3711
75
R3706
75
R3705
75
LB3704
R3709
75
R3708
75
LB3703
R3707
75
LB3702
: VIDEO SIGNAL LINE
: AUXILLARY SIGNAL LINE
DVD_OUT
IF
DVD_OUT [H]
S
OSD_VIDEO_OUT
S
TV_VCR_AUX_MIX_R
A
MUTE_LINE
IF
TV_VCR_AUX_MIX_L
A
JK3701
LB4703
ERJ3GEY0R00V
1
470
2
LB4701
3
ERJ3GEY0R00V
470
4
5
75
TL3002
6
LB4704
7
ERJ3GEY0R00V
0
8
LB4702
9
ERJ3GEY0R00V
0
10
11
12
AUX_R
A
AUX_L
A
LB3701
ERJ3GEY0R00V
3
5
1
2
LB3700
ERJ3GEY0R00V
4
JK3703
ERJ3GEY0R00V
1
2
ERJ3GEY0R00V
3
4
ERJ3GEY0R00V
5
6
[R]
LINE OUT
[L]
DVD/VCR
VIDEO OUT
[V]
[R]
LINE IN
[L]
EXT
[V]
VIDEO IN
JK3702
VIDEO
S-VIDEO
DVD
COMPONENT
VIDEO OUT
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