Sony RMT-144A Servise Manual page 63

Q Q
3 7 6 3 1 5 1 5 0
For Schematic Diagram
• Refer to page 4-29 for printed wiring board.
• Refer to page 4-5 for waveforms.
2 3
1
AV-62 BOARD(2/2)
VIDEO OUT
A
-REF.NO.:2000 SERIES-
XX MARK:NO MOUNT
NO MARK:PB MODE
B
V
C
C
Y
RGBSEL
EUROVY
DISCEXT
Y/G
1
TO(1/2)
D
CB/R
CR/B
T E
L 1 3 9 4 2 2 9 6 5 1 3
E
WIDE
D_GND
CN101
F
TO
ER-14 BOARD
CN901
(SEE PAGE 4-37)
VMUTE
WIDE
G
DISCEXT
ERAUDIOR
GND(AU)
EUROVY
ERAUDIOL
RGBSEL
H
(AEP,UK)
VMUTE
B+
SW
B+
3
TO(1/2) EU+11V
ERAUDIOR
ERAUDIOL
I
w w w
B-
SW_-11V
J 4
TO(1/2)
D_GND .
P_GND
16
4 5 6
L101
B+ 100uH
B-
4.8
Q105
UN2111-TX
WIDE SWITCH
4.8
R121
JL101 R146
3300
V 21 1k
JL102
B-
-5V 20
JL103 Q104
UN2213-TX
C 19
JL104
WIDE SWITCH
GND 18
JL105
Y 17
1.2
GND 16
JL106
Y/G 15
Q108
GND 14 2SA1162-YG-TE85L
JL107
Cb/R 13
GND 12
JL108
cR/B 11
JL109
10
JL110
9
JL111
B+
+5V 8
JL112
7
JL113 B+
+11V 6
JL114
5
JL115
4
JL118
3
JL121
2
JL125
1
IC101
NJM79M05DL1A(TE2)
IC101
-5V REG
1 2 3
C101
0.01u
B B-
x a o
y
C102
47u
16V
i
4-33
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8
7 8 9
B+
IC102 LA73050-TLM
C109
NC
0.047u
NC
B 1
NC
NC
0.5 4.8
+5V
VIDEO_IN
0.6 0.5
VIDEO_OUT
DCCNT1
R122
GND
XX
GND
0.6 0.1
C_OUT
2
C_IN
3.4
NC
MUTE1
0.5 0.5
Y_OUT
C110 Y_IN
1.2 -5.0
47u -5V
16V 3
NC(DCCNT2)
-5.0
-5V
NC(GND)
R123
NC
XX
NC
0.5
4.8
+5V(NC)
Y_IN(NC)
1.2 0.4
Y_OUT
4
DCCNT2
R120
GND
XX
GND
0.6 0
CB_OUT
5
Cb_IN
3.4
NC
MUTE2
0.6 0
Cr_OUT
6
Cr_IN
B-
-5.0 -5.0
-5V
-5V
Q Q
C111 R124
3 7 6 3
47u XX
16V
IC102
C126
0
47u
16V
VIDEO BUFFER
C113
C114
47u
0.1u
16V
B
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
CHROMA Y Y/CHROMA
PB
u 1 6 3
.
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2 4
9 9 8
10 11 12
R129
10k
JS101
0
R136
XX
R131
68
C112 R137 XX
R130
0.1u 68
JL128
B
R133 R138 XX
R132
68
68
JL119
R139
XX
R135
JL120
68
R140 XX
R134
68
R141
XX
1 5 1 5 0 8 9 2 4
(DVP-
NC655P)
R128
R144 XX
68 JL124
JL123
R143 XX
R127
68
R142
XX JL122
R126
68
(DVP-NC655P)
S101
R158 R159
R157
1k 1k 1k
SEL
INT
PROG
m
c o
4-34
DVP-NC615/NC655P
2
9 9
13 14 15
JL117
SW_-13V
NOT USE
JL129
2L
JL126
1L
JL131
2R 2
TO(1/2)
JL130
1R
P_GND
AUDIO1 AUDIO2 AUDIO1
R R R
AUDIO1 AUDIO2 AUDIO1
L L L
VIDEO1 VIDEO2 VIDEO1
JL116
*J101 J101
JL117
LINE OUT LINE OUT
(DVP-NC655P) (DVP-NC615)
*J101:3P(NC615)
6P(NC655P)
*J103:1P(NC615)
2P(NC655P)
9 8 2 9 9
S VIDEO S VIDEO
* J103
OUT1 OUT2
(DVP-NC655P)
S VIDEO
J103
OUT1
(DVP-NC615)
J102
COMPONENT
VIDEO OUT
P P Y (US,CND)
R B
C C (AUS,SP)
R B Y
(EXCEPT AEP,UK)
VIDEO OUT
AV-062 (2/2)