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13.18. I/O Tuner Section (3/4) (Main P.C.B.(4/4)) Schematic Diagram (I)
TO
A
B
C
D
I/O TUNER SECTION
(1/4)
L
3
1
2
S
L12_SWIDE_A
S
OSD_V_OUT
K3904
C
L7402
G0A100HA0023
S
X_SW_5R8V
A
L3_IN_R
A
L3_IN_L
A
L1_IN_L
A
L1_IN_R
A
L2_IN_L
A
L2_IN_R
S
L3_H
C4829
A
VHS_L
C4830
A
VHS_R
A
FM_MUTE_H
A
X_SW12R3V
VIN
ON[H]
1 2
S
AU_GND
A
A_REG12V
B
V:Video Section:(Page:
C
)
D
A:VHS Audio Section:(Page:
)
E
S:Syscon/Servo/Timer Section:(Page:
F
I:I/O Tuner Section:(Page:
)
A
LOCATION MAP
1/4
2/4
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
3/4
4/4
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
1
E
F
G H
I
J K
L M N O
P
Q
R
S
C3719 0.01
50V
1 2 1 2
1 2
1 2
1 2
1 2
1 2
1
2
C4804
C4803
25V47
25V47
16V10
R4816
1K
16V10
R4815
1K
QR4807
UNR511300L
1
5
1
5
4
4
3
3
2
2
QR4808
XN0121600L
1
VOUT
2
GND
NR
1
1 2
1 2 2
1 2
)
2
U
V
W
X
Y
Z
AA
F2A1C100A019
2
C4814
1
R4821
220K
R4823
100K
C4815
F2A1C100A019
R4822
100K
3
4
87
AB
AC
F
1 2
IC4802
C0JBAR000438
C4827
2
F2A1C100A019
1
Y0
VDD
Y2
X2
Y
X1
C4823
F2A1C100A019
Y3
X
Y1
X0
INHIBIT
X3
R4826 47K
VEE
A
1 2
VSS
B
R4827
47K
16V
C4818
0.1
QR4810
UNR521300L
DMR-EH75VP
I/O Tuner(3/4) Section
(Main P.C.B.(4/4))
Schematic Diagram(I)
5
DMR-EH75VP
1
2
3
4
5
6
7
8
9
11
12
13
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