Sony VPH-G90U Service Manual page 527

GBA BOARD
CN36
8P
0
OCP 1
VCC 2
GND
3 D213
3.3
D1NL20U
LG 4
VCC RECT
0
LS 5
NC
6
-2110
HG 7
-2372
HS 8
TO GB BOARD(1/2)
CN28
C201
470p
CH:CHIP
D201
RB441Q
LIMITTER
CN37
8P
0
OCP 1
VCC 2
GND 3 D214
D1NL20U
LG 4
VCC RECT
2.9
LS 5
0
NC 6
HG 7
-2398
HS 8
-2480
TO GB BOARD(1/2)
CN29
D202
RB441Q
LIMITTER
C202
470p
CH:CHIP
VPH-G90J/G90E/G90U/G90M
A B
D205
R221
11EQS04 4.7
CHARGE :FPRD
R213
Q201
4.7k
2SB810TP
T201 :CHIP
DRIVE
E
1 3
B
R209
C219
2.2k
C211 0.0022
:CHIP
C
470p CH:CHIP B:CHIP
6 2
:FPRD
D207
11EQS04
C203
CHARGE
0.1
:MPS 4
R214
R210 Q202
4.7k :CHIP
2.2k
2SB810TP
5
:CHIP
DRIVE
C212
R201 C221
470p
E
22 0.0022
CH:CHIP
B B:CHIP
C
R207 R222
100k 1k
:CHIP :CHIP
VCC
D209
DAN202K
GATE
IC201
R219
CXA8038P 4.7k
:CHIP
POWER CONT
R217
4.7k
:CHIP
C217
C215
R203 C205 R205 330p 0.1
:MPS
3.3k 0.47 C207 220 C209 CH:CHIP
:CHIP :MPS :CHIP
0.01 470p
B:CHIP CH:CHIP
D203
RB441Q
LIMITTER
D206
R223
11EQS04
4.7
CHARGE :FPRD
R215
4.7k Q203
T202 :CHIP
2SB810TP
DRIVE
E
1 3
B
R211
C220
2.2k
C213 0.0022
:CHIP
C
470p CH:CHIP B:CHIP
6 2
:FPRD
D208
11EQS04
C204
0.1 CHARGE
:MPS 4
R216
R212 Q204
4.7k :CHIP
2.2k 2SB810TP
5
:CHIP
C214 DRIVE
R202
470p C222
E
22 0.0022
CH:CHIP
B B:CHIP
C
R208 R224
100k 1k
:CHIP :CHIP
VCC
D210
DAN202K
GATE
IC202
R220
CXA8038P
4.7k
:CHIP
POWER CONT
R218
4.7k
:CHIP
D204
RB441Q
C218
LIMITTER C216
R204 C206 R206 330p 0.1
3.3k 0.47 C208 220 C210 CH:CHIP :MPS
:MPS
:CHIP 0.01 :CHIP 470p
B:CHIP CH:CHIP
C
GBA GBA
R227
4.7
PH202
PC123
4 1
3 2
PH201
PC123
4 1
R233
Q205
2.2k 3 2
:CHIP 2SD774
REG OUT
C225 C227
R229 0.47 470
:MPS 35V
18k
:CHIP
D211
RD12ESB2
12V REG
R230
4.7k
C223
:CHIP
0.1
25V
B:CHIP
RV201
4.7k
R228
4.7
R234
Q206
2.2k
:CHIP 2SD774
REG OUT
C228
C226
470
R231 0.47
15k 35V
:MPS
:CHIP
D212
RD12ESB2
12V REG
R232
4.7k
C224
:CHIP
0.1
25V
B:CHIP
RV202
4.7k
10-165 10-165
D E
D215
D1NL20U
RECT
+15.5V
R241
2.2k
:CHIP
D216
R243
R250
6.8k D1NL20U
C234 10k
:RN-CP RECT
0.01 :CHIP
:MPS
C229 R242
0.0047 47k R251
B:CHIP :CHIP 1k
R249
:RN-CP
1k
8 7 6 5
:CHIP
2 IC203
µPC358C
R237
F.B AMP
2.2k
1
:CHIP
R247
1k
1 2 3 4
:CHIP
RV204
470
C232 R239
IC204
47 470k
µPC1093J-1
R238 C231 35V :CHIP
2.2k 0.01 REF REG
:CHIP
R248
C233 1.8k
R240
22k 0.0047 :RN-CP
:MPS
:CHIP
R245
39k
C230
0.0047 :RN
B:CHIP
RV203
470
+50V
GBA
(LOW B CONT.)
B-%SX1640<AEP>-GBA
F G
1
CN38
8P
1 +15.5V
2 GND
+6V
3
4 NC
5 +25V
GND
6
7 NC
8 +50V
TO GB BOARD(1/2)
CN30
2
3
4
5
H