Video Out - Sony DVP-K370 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
For Schematic Diagram
• Refer to page 4-25 for printed wiring board.
• Refer to page 4-4 for waveforms.
2 3
1
AV-63 BOARD(2/2)

VIDEO OUT

A
-REF.NO.:2000 SERIES-
XX MARK:NO MOUNT
B
V
C
Y
C
Y/G
1
TO(1/2) CB/R
CR/B
D
T E
L 1 3 9 4 2 2 9 6 5 1 3
WIDE
E
D_GND
DSEL
IPSW
VMUTE
IC105
XX
F
1 2 3
B+
AU+11V
C123
C122 XX
G
XX
C124
XX
R162
3 0
TO(1/2) B+
AI+5V
IC101
NJM79M05DL1A(TE2)
IC101
H
-5V REG
1 2 3
B-
SW-13V
w w w
C102
47u
16V
I
D_GND
C101
0.01u
B
.
16
4 5
R125
XX
B+
B- 100uH
L101
C109
0.047u
B
R122
XX
C110
47u
16V
R123
XX
R120
XX
Q105
4.6
UN2111-TX
C111
WIDE SWITCH
47u
16V
R124
XX
Q104
UN2213-TX 4.6 0
WIDE SWITCH
R121
0
3300
R115
XX
ET101
C125 C103
XX 220p
B-
SIGNAL PATH
x a o
y
VIDEO SIGNAL
i
CHROMA Y
REC
PB
4-29
http://www.xiaoyu163.com
8
6 7 8
IC102
VIDEO BUFFER
B+
B-
R129
IC102 LA73050-TLM
10k
N.C. 5 N.C.
4
N.C. N.C.
0.6 4.6
VIDEO_IN +5V
0.6 0.6
DCCNT1 VIDEO_OUT
C112
0.1u
GND GND
B
0.6 0.2
C_IN C_OUT
3.4
MUTE1 N.C.
0.6 0.6
Y_IN Y_OUT
1.1 -5.0
N.C.(DCCNT2) -5V
-5.0
N.C.(GND) -5V
3
N.C. N.C.
0.5 4.6
Y_IN(NC) +5V(NC)
1.1 0.6
DCCNT2 Y_OUT
GND GND
0.6 0.2
Cb_IN Cb_OUT
3.4
MUTE2 N.C.
0.6 0.2
Cr_IN Cr_OUT
-5.0 -5.0
-5V -5V
Q Q
3 7 6 3
C126
C114 C113
47u
0.1u 47u
16V
B 16V
Q107
XX
Q106
XX
u 1 6 3
AUDIO
.
Y/CHROMA SIGNAL
http://www.xiaoyu163.com
2 4
9 9 8
9 10 11
R130
R136
68
XX JL116
R131 R137
68 XX JL117
R169 R171
XX XX
R133 R139
68 XX JL119
D101 D102
XX HZM6.8ZWA1TL
2
1
D103 D104
R134
HZM6.8ZWA1TL XX JL120
68
R140
R170
XX
XX
1 5 1 5 0 8 9 2 4
R172
XX
C116 C128
XX XX
C127
C117
XX XX
R126
R142
68
XX JL122
R127 R143
68
XX JL123
R128 JL124
R144
68 XX
R146
XX
R147
JL125
XX
D001
XX
JL126
R148
XX R149
XX
JL127
D002
XX
R150
XX R151
XX
D003
XX
JL128
JL130
R152
XX
JL129
R173
XX
R157 R158
R159
XX XX
XX
m
c o
4-30
DVP-K370
2
9 9
12 13
2L
1L
2
TO(1/2)
P_GND
2R
1R
AUDIO1 AUDIO2
R R
AUDIO1 AUDIO2
L L
VIDEO1 VIDEO2
J101
LINE OUT
J103
S VIDEO OUT
9 8 2 9 9
J104
COMPONENT
VIDEO OUT
C C Y
R B
CN103 XX
Y
GND
Cb
GND
Cr
GND
N.C.
LINE1
LINE2
N.C.
LINE3
SW_GND
N.C.
SW
S101
XX
VIDEO OUT
AV-063 (2/2)