Sony RMT-D128A - VIDEO BUFFER) Schematic Diagram

DVP-NS400D
4-31 4-32
VIDEO BUFFER
AI-23 (1/4)
AI-23 (VIDEO BUFFER) SCHEMATIC DIAGRAM • See page 4-29 for printed wiring board.
– Ref. No.: AI-23 board; 1,000 series –
• Waveforms
1 IC102 wa : AEP, UK
IC102 ed : US, CND, E, MX, AR, BR
2.4 Vp-p (H)
2 IC102 ql : AEP, UK
IC102 ea : US, CND, E, MX, AR, BR
1.8 Vp-p (H)
3 IC102 qj : AEP, UK
IC102 wl : US, CND, E, MX, AR, BR
2.0 Vp-p (H)
4 IC102 wf : US, CND, E, MX, AR, BR
2.0 Vp-p (H)
5 IC102 ws : US, CND, E, MX, AR, BR
1.3 Vp-p (H)
6 IC102 w; : US, CND, E, MX, AR, BR
1.3 Vp-p (H)
B+ B+
B+
B+
B+
B- B-
B-
B+
NO MARK:DVD/CD PLAY
US,CND,E,MX,AR,BR AEP,UK
US,CND,E,MX,AR,BR
US,CND,E,MX,AR,BR
:AEP,UK
AEP,UK
US,CND,E,MX,AR,BR
US,CND,E,MX,AR,BR
US,CND,E,MX,AR,BR
AEP,UK
:AEP,UK
:US,CND,E,MX,AR,BR
1
2
3
6
5
4
0.5 4.9
0.5
0
0.5
-5
-5
-5
0.1
0.1
0.6
4.9
0.6
0.6
0.5
3.3
1.2
-5
0.6
3.3
0.6
0.6
1.2
4.9
0
4.9
0
1.2
0.5
-5
-10.5
UN2111-TX
Q105
68
R132
10k
R129
0.1u
C114
68
R134
68
R135
68
R130
0.1u
C112
68
R133
100uH
L101
JL117
68
R131
JL119
16V
47u
C113
10k
R121
JL120
UN2213-TX
Q104
68
R126
68
R127
68
R128
SW-11V
AU+11V
VMUTE
JL116
JL118
JL121
IC101
L79M05TLL-SONY-TL
GND
1
IN
2
OUT
3
0.047u
C109
16V
47u
C102
0.01u
C101
JL122
JL123
JL124
JL115
D_GND
47u
C110
16V
47u
C111
16V
2L
1L
1R
2R
EUROVY
ERAUDIOR
DISCEXT
RGBSEL
ERAUDIOL
P_GND
J102
1
3
2
4
AI+5V
IC102
123456789101112131415161718
19 22 23 24 25 26 27 28 29 30 31 32 33 34 35 362120
V
C
Y
WIDE
Y/G
CB/R
CR/B
YC
G
G
C
G
G
Y
J103
2
1
4
3
6
5
8
7
9
10
J101
JL102
JL101
JL103
JL104
JL105
JL106
JL107
JL110
JL109
JL112
JL111
JL113
JL114
JL132
JL131
JL135
JL133
JL134
2SA1162-
YG-TE85L
Q106
1k
R122
HZM6.8ZWA1TL
D004
HZM6.8ZWA1TL
D005
HZM6.8ZWA1TL
D006
HZM6.8ZWA1TL
D007
21PCN102
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
1
A
VIDEO_IN
DCCNT1
GND
C_IN
MUTE1
Y_IN
NC(DCCNT2)
NC(GND)
Y_IN(NC)
DCCNT2
GND
Cb_IN
MUTE2
Cr_IN
+5V
VIDEO_OUT
GND
C_OUT
NC
Y_OUT
-5V
NC
+5V(NC)
Y_OUT
GND
Cb_OUT
Cr_OUT
-5V
R
L
NC
-5V
-5V
V
C
GND
Y
GND
Y/G
GND
Cb/R
Cr/B
ERAUDIOL
RGBSEL
GND(AU)
EUROVY
NC
NC
NC
NC
NC
-5V
GND
VMUTE
WIDE
+5V
DISCEXT
+11V
ERAUDIOR
1324
F
125
G
K
11876
E
05
B
H
AI-23 BOARD (1/4)
I
169 173
D
C
1510
J
14
VIDEO SIGNAL
SIGNAL PATH
PB
CHROMA
SIGNAL
AUDIO
Y/CHROMAY
AUDIO 2
L
AUDIO 1
R
VIDEO 2 VIDEO 1
L
AUDIO
R
VIDEO
LINE OUT
12
S VIDEO OUT
COMPONENT
VIDEO OUT
YPP
BR
CN901
(SEE PAGE 4-41)
ER-15 BOARD
VIDEO BUFFER
IC102
-5V REG
IC101
BUFFER
WIDE SWITCH
WIDE SWITCH
LA73050-TLM:36pin
LA73051-TLM:24pin
AI-23 BOARD (2/4)
AI-23 BOARD (4/4)
AI-23 BOARD (2/4)
AI-23 BOARD (2/4)
AI-23 BOARD (2/4)
AI-23 BOARD (4/4)
AI-23 BOARD (4/4)