Video Buffer) Schematic Diagram - Sony DVP-NS500V Service Manual

DVP-NS500V/NS700V
AV-59 (VIDEO BUFFER) SCHEMATIC DIAGRAM • See page 4-37 for printed wiring board.
– Ref. No.: AV-59 board; 1,000 series –
1
2 3
AV-59 BOARD (1/2)
A
NO MARK:DVD/CD PLAY
B
CN103 15P
WIDE 15
V 14
GND 13
SC 12
C
GND 11
SY 10
GND 9
MB-101 BOARD (4/13)
CN501 Y/G 8
(SEE PAGE 4-15)
GND 7
CB/R 6
GND 5
CR/B 4
D
DISCEXT 3
RGBSEL 2
EUROVY 1
E
F
G
CN101 7P
B+ JL101
AU+11V 7
B+ JL102
AI+5V 6
H B+ JL103
EVER+3.3V 5
IF-84 BOARD
JL104
CN404 GND 4
B- JL105
(SEE PAGE 4-45)
SW-11V 3
JL106
A_MUTE 2
JL107
V_MUTE 1
I
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
CHROMA Y Y/CHROMA
J
PB
05
• Waveforms
1 IC102 wa : AEP, UK, RUS
IC102 ed : EXCEPT AEP, UK, RUS
VIDEO BUFFER
2.4 Vp-p (H)
AV-59 (1/2)
4 5 6 7
L101 100uH
B+
B-
JL115
JL108
JL109
JL110
JL111
JL112
JL113
JL114
JL117
JL116
JL118
AEP,UK,RUS
R101
1k
1.2 4.9
0.5
Q101
2SA1162-YG
-TE85L 0
BUFFER
Q105
UN2213-TX
WIDE SWITCH
B-
IC101
-5V REG
IC101
L79M05TLL-SONY-TL
1 2 3
-5
B- B-
C101
C102
0.01u
47u
16V
B+
B+
B-
2 IC102 ql : AEP, UK, RUS
IC102 ea : EXCEPT AEP, UK, RUS
1.8 Vp-p (H)
4-39
8 9 10 11
1
NC NC
NC NC
0.5 4.9
VIDEO_IN +5V
C103 0.6 0.5
47u
DCCNT1 VIDEO_OUT
16V
GND GND
0.6 0
C_IN C_OUT
3.3
MUTE1 NC
0.5 0.5
Y_IN Y_OUT
1.2 -5
NC(DCCNT2) -5V
-5
NC(GND) -5V
NC NC
0.6 4.9
Y_IN(NC) +5V(NC)
C104
47u
DCCNT2 Y_OUT
16V 1.2 0.6
GND GND
0.6 0.1
Cb_IN Cb_OUT
3.3
MUTE2 NC
0.6 0.1
Cr_IN Cr_OUT
-5 -5
-5V -5V
B-
4
4.9
US,CND
IC102
LA73050-TLM EXCEPT AEP,UK,RUS
5
AEP,UK,RUS
LA73051-TLM
IC102
Q106
UN2111-TX
WIDE SWITCH 0
VIDEO BUFFER
R108
10k
R104
0
R102
0
R103
0
B+
B+
B-
3 IC102 qj : AEP, UK, RUS
IC102 wl : EXCEPT AEP, UK, RUS 4 IC102 wf : EXCEPT AEP, UK, RUS
2.0 Vp-p (H) 2.0 Vp-p (H)
12 13 14
B+
B- JL120
R112
3
10k JL121
C106
47u
16V JL122
2
JL123
C107 R113
0.1u 68
JL124
R122
C108
R114
0
0.1u
68 JL125
R123
0
R124
0 JL126
B-
R115
R125
68
JL127
0
B+
D101 D103
R116
HZM6.8ZWA1TL HZM6.8ZWA1TL
68
D102 D104
HZM6.8ZWA1TL HZM6.8ZWA1TL
B-
R117
JL128
6 68
R126
R118
0
68 JL129
R127
0
R119 R128
68 0
JL130
JL131
B-
R129
R120
68 0
JL132
R121 R130
68 0
B+
B-
JL134
JL137
JL136
JL133
JL140
JL138
JL139
JL141
JL135
JL142
JL143 B+
JL144
JL145 B+
JL146
JL147
JL148
JL149
JL150
5 IC102 ws : EXCEPT AEP, UK, RUS
1.3 Vp-p (H)
4-40
15 16 17
2L
1L
AV-59 BOARD (2/2)
P_GND
2R
1R
EXCEPT AEP,UK,RUS AEP,UK,RUS
J101
2R 7
RGND 9
R R R
1R 8
AUDIO 2 AUDIO 1 AUDIO
2L 4
LGND 6
L L L LINE OUT
1L 5
2V 1
VGND 3
VIDEO 2 VIDEO 1 VIDEO
1V 2
US,CND
J103
1C 5
1CGND 7
1
2C
2CGND 3
GND 9
S VIDEO OUT
2YGND 4
2Y 2
1YGND 8
1Y 6
S 10
2 1
US,CND
J102
PR/R-Y 1 3P
PB/B-Y 2
GND 4 COMPONENT
VIDEO OUT
Y 3
Y P P
B R
AEP,UK,RUS
CN102 21P
21 -5V
20 Y
19 GND
18 V
17 GND
16 Cr/B
15 GND
14 Y/G
13 GND
ER-17 BOARD
12 Cb/R
CN901
(SEE PAGE 4-49)
11 VMUTE
10 C
9 WIDE
8 +5V
7 DISCEXT
6 +11V
5 ERAUDIOR
4 GND(AU)
3 EUROVY
2 ERAUDIOL
1 RGBSEL
P_GND
D_GND
ERAUDIOL
ERAUDIOR
AV-59 BOARD (2/2)
B+
AU+11V
B+
EVER+3.3V
B-
SW-11V
A_MUTE
6 IC102 w; : EXCEPT AEP, UK, RUS
1.3 Vp-p (H)