Sony VPH-G90U Service Manual page 414

YA (1/10) BOARD
CN420
96P
1
B TO B
TO MA BOARD(1/2)
CN602
7 3 5 1
RB11
8 4 6 2
100
:CHIP
SIRCS
PROTECT
2
CN421
96P
B TO B
TO MA BOARD(1/2)
3
CN603
-5V
-5V
R151
10
:CHIP
R152
100 :CHIP
≠≠≠≠ OSDR ≠≠≠
5V
OSDR
C151
0.1
F:CHIP
16 15 14 13 12 11 10 9
4
1 2 3 4 5 6 7 8
G
TP151
OSDG
C153
TP152 0.1
OSDG ≠≠≠≠ ≠≠≠
R154 F:CHIP
R153 10 -5V
100 :CHIP :CHIP
/G
R155
10
:CHIP
R156
100 :CHIP
OSDB ≠≠≠≠ ≠≠≠
5V
C154
OSDB 0.1
F:CHIP
16 15 14 13 12 11 10 9
1 2 3 4 5 6 7 8
V
5
TP153
OSDV
C156
TP154 R158 0.1
OSDV ≠≠≠≠ ≠≠≠ -5V
10 F:CHIP
:CHIP
R157
/V 100 :CHIP
4
IC108(5/6)
TC74VHC14F
A B
R163
IC108(1/6)
10
TC74VHC14F :CHIP
12 13
R-OUT
C152
CUT-R ≠≠≠≠≠ ≠≠≠≠
0.1
F:CHIP
14 13 12 11 10 9 8
1 2 3 4 5 6 7
G-OUT
R162
IC108(2/6) ≠≠≠≠≠ CUT-G ≠≠≠≠
10
TC74VHC14F :CHIP
8 9
IC108(3/6)
TC74VHC14F R161
2 1 10
:CHIP
B-OUT
C155
CUT-B ≠≠≠≠≠ ≠≠≠≠
0.1 SUB +5V
F:CHIP
SUB+5V(OSD)
14 13 12 11 10 9 8
OSD_CTRL
1 2 3 4 5 6 7
V-OUT
R160
10
IC108(4/6) OSD_OUT
:CHIP R159
TC74VHC14F
6 5 10
:CHIP
CLMP ≠≠≠≠ ≠≠≠
14 C157
C160 100p
3 10 11
0.1 CH:CHIP
F:CHIP
7
IC108(6/6)
TC74VHC14F
C
YA (1/10) YA (1/10)
≠≠ ≠ VD
C17
0.1
F:CHIP
C18
0.1
14 13 12 11 10 9 8 20 19 18 17 16 15
F:CHIP
IC12
Q11
TC74HCT541AF
2SC2712
BUS BUFFER
INV.
1 2 3 4 5 6 7
Q12
2SC2712
1 2 3 4 5 6
INV.
P.CONT
≠≠≠≠≠≠ P.CONT ≠≠≠≠≠
CLMP ≠≠≠≠ ≠≠≠
7 1 3 5 3 7 5 1 7 5 3 1
D16
8 2 4 6 4 8 6 2 8 6 4 2
DA204K
RB13 RB14 RB15
100 100 100
:CHIP :CHIP :CHIP
D17
DA204K
D13
RD4.7M
D14
RD4.7M
D15
RD4.7M
SUB +5V
C19
0.1
F:CHIP
20 19 18 17 16 15 14 13 12 11
IC13
TC74HCT541AF
BUS BUFFER
1 2 3 4 5 6 7 8 9 10
10-52 10-52
D E
GND
TP11
DIGITAL_GND
SUB+6V
D171
R171
MA111
0 :CHIP
SYNC
1
VCC
GND
2
VD
C171
C172
IC171
10 0.1
16V BA05T
F:CHIP
:AL-CP 1.0A
SUB+5V(REGI)
+5V REG.
SUB +5V
D172
R172
14 13 12 11
MA111
0 :CHIP
1
VCC
GND
2
C175 C176
IC172
10 0.1
7 8 9 10 16V BA05T
F:CHIP
:AL-CP 1.0A
+5V REG.
D173
R173
0 :CHIP MA111
1
VCC
GND
2
C179
C180
IC173
10 0.1
BA05T
16V F:CHIP
:AL-CP 1.0A
+5V REG.
GND
D174
R174
MA111
TP43 0 :CHIP
1
7 5 3 1 VCC
GND
2
C183
C184
IC174
10
0.1
BA05T
16V F:CHIP
8 6 4 2
:AL-CP 1.0A
+5V REG.
RB16
100
D175
R175
:CHIP
MA111
0 :CHIP
1
VCC
GND
ABG
2
C187 C188
IC175
10 0.1
16V BA05FP
F:CHIP
:AL-CP 1.0A
+5V REG.
IFB
IC176
C191 LM2990T-5.0
10 C192 1.0A
16V
0.1
-5V REG.
:AL-CP
F:CHIP
SUB+5V(REGI)
1
G
I
2
R176
0 :CHIP
CONNECTOR
POWER SUPPLY
DAC
OUTPUT BUFFER
YA(1/10)
F G
3
OUT SUB+5V(MAIN)
C173 C174
0.1 100
10V
F:CHIP
:AL-CP
3
SUB+5V(REGI)
OUT
C177 C178
0.1 100
10V
F:CHIP
:AL-CP
3
OUT SUB+5V(OSD)
C181 C182
0.1 100
F:CHIP 10V
:AL-CP
3
OUT SUB+5V(PLL)
C185 C186
ANALOG_GND
100
0.1
F:CHIP 10V
:AL-CP
5V
3
OUT
C189 C190
0.1 100
10V
F:CHIP
:AL-CP
C194
C193 100
10V
0.1
:AL-CP
F:CHIP
O
3
-5V
D176
MA111
B-%SX1640<AEP>-YA.
VPH-G90J/G90E/G90U/G90M
H