Sony VPH-G90E, Service Manual

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2
3
4
5
A B C D E F G H
1
10-36 10-36 VPH-G90J/G90E/G90U/G90M
BA BA
1
2
3
4
8
7
6
5
A0
IN0
GND
IN1
EN
V
CC
OUT
V
EE
1
2
3
4
8
7
6
5
A0
IN0
GND
IN1
EN
V
CC
OUT
V
EE
3
2
1
+
–
+
–
4
6
7
8
5
X=X1-X2 Y=Y1-Y2
XY
XY+Z
+
+
+1
Y1
Y2
– VCC
Z IN
X1
X2
+ VCC
W OUT
ch1
ch0
A
INH V
EE
C
OPEN
1
6
7
5
2
3
GND = PIN 16
V
CC
(+5.0 VDC) = PIN 9
V EE (-5.2 VDC) = PIN 8
4
2
15
14
11
10
7
6
3
5
12
13
1
14
13
12
11
10
9
8
7
6
5
4
3
2
15
16
17
18
19
20
21
22
23
24
25
26
27
28 1
–A1
–A1
–A1
Contrast
Attenuation
Contrast
Attenuation
Contrast
Attenuation
Drive
Attenuation
Drive
Attenuation
Drive
Attenuation
–A2
–A2
–A2
Red OSD Input
Green OSD Input
Blue OSD Input
Video/OSD Switch
Red Video In
V
CC1
Ground
Green Video In
V CC1
Ground
Blue Video In
V
REF
Video Contrast
OSD Contrast
Red Drive Adjust
Green Drive Adjust
Blue Drive Adjust
RGB Cutoff Adjust
Red Clamp Cap
Red Video Out
V
CC2
Ground
Green Video Out
Green Clamp Cap
Blue Video Out
Blue Clamp Cap
Blank Gate
Clamp Gate
CLAMP
γ
CTRL
BUFFER
CLAMP
γ
CTRL
BUFFER
8 9 10 11 12 13 14 15 7 6 5 4 3 2 1
23 22 21 20 19 18 17 16 24 25 26 27 28 29 30
CLAMP
γ
CTRL
BUFFER
CLAMP BCTL NC BGND BIN NC GCTL NC GGND GIN NC RCTL NC RGND RIN
NC BGND NC BOUT V CC B NC G GND NC GOUT V CC G NC RGND NC ROUT V CC R
3
2
1
4 5
6
8
7
I2
VOS2
—V
I3 OUT
GND
VOS1
I1
I4
+
—
+
—
+
—
NTSC : 1H
PAL : 2H
NTSC : 1H
PAL : 2H
BPF BPF
ADC
BPF
DL DAC
DAC
25
8
1
ADIN
VI1
VI8
FILTER
OPERATIONAL
LOGICAL OPERATIONAL
31
44
55
AYO
YA
Y1
39
57
66
ACO
CA
C1
BA BOARD (1/12) IC1, 2, 3
MAX4121CSA
BA BOARD (2/12) IC202, 203, 207, 208, 213, 214
MAX4121CSA
BA BOARD (2/12) IC204, 210, 217
AD835AF
BA BOARD (2/12) IC218
TC4W53FU
BA BOARD (3/12) IC403
MC10HC125MEL
BA BOARD (6/12) IC1003
CXD2024AQ
BA BOARD (4/12) IC600, 601, 602
NJM4200M-T1
BA BOARD (3/12) IC404
LM1283N
BA BOARD (3/12) IC402
CXA3069S