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DVP-NS705V/NS755V/NS905V/NS915V
4-39
4-40
VIDEO BUFFER
AV-64 (1/3)
AV-64 (VIDEO BUFFER) SCHEMATIC DIAGRAM
• See page 4-35 for printed wiring board.
– Ref. No.: AV-64 board; 1,000 series –
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une pièce portant le numéro spécifié.
• Waveforms
1
IC103
wa
: AEP, UK, RUS
IC103
ed
: EXCEPT AEP, UK, RUS
2.4 Vp-p (H)
2
IC103
ql
: AEP, UK, RUS
IC103
ea
: EXCEPT AEP, UK, RUS
1.8 Vp-p (H)
3
IC103
qj
: AEP, UK, RUS
IC103
wl
: EXCEPT AEP, UK, RUS
2.0 Vp-p (H)
4
IC103
wf
: EXCEPT AEP, UK, RUS
2.0 Vp-p (H)
5
IC103
ws
: EXCEPT AEP, UK, RUS
1.3 Vp-p (H)
6
IC103
w;
: EXCEPT AEP, UK, RUS
1.3 Vp-p (H)
4.5
-5.0
0.5
3.4
0.6
1.1
0.5
B-
0.5
1.1
0.5
3.4
0.6
0.6
-5.0
0.1
0.6
4.5
-5.0
-5.0
0.6
B+
B+
4
6
5
3
2
1
B-
0.1
0.1
0.6
4.5
0
4.7
0
B-
B-
B+
B+
B-
B-
B+
B-
NO MARK:PB MODE
NS705V/NS905V:AEP,UK,RUS
EXCEPT NS705V/NS905V:AEP,UK,RUS
NS755V/NS915V
EXCEPT NS705V/
NS905V:AEP,UK,RUS
EXCEPT NS705V/
NS905V:AEP,UK,RUS
EXCEPT NS705V/
NS905V:AEP,UK,RUS
EXCEPT NS705V/
NS905V:AEP,UK,RUS
EXCEPT NS705V/
NS905V:AEP,UK,RUS
:NS755V/NS905V:EA,ME,AUS,NZ/NS915V(36PIN)
:NS705V/NS905V:AEP,UK,RUS(24PIN)
EXCEPT NS705V/NS905V:AEP,UK,RUS
-10.5
-5
2L
CB/R
C
VMUTE
IP_SW
V
Y/G
CR/B
1L
D_GND
2R
WIDE
P_GND
1R
SW-13V
Y
JL103
JL107
JL134
JL101
JL137
JL106
JL136
JL105
JL109
JL135
JL102
JL104
JL108
HZM6.8ZWA1TL
D107
HZM6.8ZWA1TL
D101
D102
HZM6.8ZWA1TL
D106
HZM6.8ZWA1TL
J102
1
R1
4
L1
3
RGND
2
R2
9
VGND
8
V2
7
V1
6
LGND
5
L2
R136
1k
68
R109
R124
1k
68
R111
R137
1k
68
R114
3300
R103
68
R117
68
R116
68
R115
0
R101
10k
R108
68
R110
68
R112
68
R113
NJM79M05DL1A(TE2)
IC102
1
GND
2
IN
3
OUT
Y
C
G
G
C
G
G
Y
J101
2
1CGND
1
1YGND
4
1C
3
1Y
6
2CGND
5
2YGND
8
2C
7
2Y
9
S1
10
S2
*
IC103
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
21
20
16V
47u
C106
16V
47u
C110
16V
47u
C108
16V
47u
C107
16V
47u
C112
0.1u
C105
0.047u
C109
0.1u
C111
0.1u
C113
S101
1
2
3
4
S1
S2
UN2111-TX
Q105
UN2213-TX
Q104
3P
J103
1
R-Y
2
RYGND
3
B-Y
4
BYGND
5
Y
6
YGND
22uH
L101
1SR154-400TE-25
D108
1SR154-400TE-25
D109
1W
33
R140
0
R141
25V
47u
C101
AU+11V
-5V
AI+5V
68
R118
68
R119
68
R120
JL107
JL108
JL109
VIDEO_IN
NC(GND)
NC
Cr_OUT
Cb_IN
NC
C_IN
NC
+5V(NC)
Y_IN(NC)
MUTE2
NC
-5V
-5V
GND
MUTE1
Cr_IN
Y_OUT
Y_OUT
Y_IN
DCCNT2
+5V
NC
GND
C_OUT
DCCNT1
NC(DCCNT2)
-5V
Cb_OUT
NC
GND
GND
NC
NC
VIDEO_OUT
-5V
WIDE SWITCH
IC103
VIDEO BUFFER
C
VIDEO OUT
COMPONENT
S VIDEO OUT
b
r
C
Y
SELECTABLE
INTERLACE
SCAN SELECT
PROGRESSIVE
-5V REG
IC102
Q104,105
D
8
14
10
E
3
1
11
2
F
AV-64 BOARD (1/3)
4
C
B
7
6
05
13
9
A
12
G
5
PB
Y/CHROMA
AUDIO
SIGNAL PATH
SIGNAL
VIDEO SIGNAL
Y
CHROMA
AV-64 BOARD (2/3)
AV-64 BOARD (2/3)
L
AUDIO 1
L
R
VIDEO 2
R
VIDEO 1
AUDIO
R
L
AUDIO 2
VIDEO
2
1
*IC103
LA73053-TLM-E
LA73051-TLM