Sony VPH-G90U Service Manual page 382

BA (2/12) BOARD
1
S&F.VIDEO/OTHER ≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠
IC200
CXA1450M
VIDEO/OTHER SW
SW
0
REG
C205
0.1
25V
(4.5)
B:CHIP
R
P.1 R1
-5V
2
IC206
CXA1450M
VIDEO/OTHER SW
SW
G
0
P.1 G1
REG
C229
0.1
25V
(4.1)
B:CHIP
IC212
CXA1450M
VIDEO/OTHER SW
-5V
SW
B
0
P.1 B1
REG
3
(4.1)
C248
0.1
C251 25V
10 B:CHIP
16V
:AL-CP :CHIP
V2
V2
P.6
Y2
Y2
C2
P.9 C2
4
VIDEO R
VIDEO R
VIDEO G
VIDEO G
VIDEO B
VIDEO B
P.9
IC220(1/2)
TL082CPS
BUFF
1.2
TEST IRE
1.2
R249
47
:CHIP
C278
0.1
25V
B:CHIP
5
VD
P.12
HD
A B
C202
10
V2/R-Y/PR/R
16V 5V
:AL-CP
C201
5V Q201
0.1
2SC3545 25V
R202
BUFF B:CHIP 2.2k
6 :CHIP
0
-0.7
R204
0 V2
47 IC202
:CHIP R205 R206
MAX4121CSA
2.7k 47
RGB/VIDEO SW
:RN-CP :CHIP C210
0 C204 4.7
0.1 16V
CONT EN
25V C208 :ALB-CP 0
VIDEO R
B:CHIP
0.1
IN0 VCC
-12V 25V
R
B:CHIP
GND OUT
VIDEO R
IN1
VEE
0
+5V R214
47k
:CHIP
C223
10 0 4.9
16V (4.9)
:AL-CP
5V
Y2/Y/Y/G
Q203
C222
2SC3545 +5V
BUFF 0.1
25V
0 B:CHIP
0 R218
7
47
-0.7 IC207
:CHIP
Y2 MAX4121CSA
C233
RGB/VIDEO SW
R220
4.7
C227 47
R219 16V
0
:CHIP
0.1 2.7k :ALB-CP
0 CONT EN
25V
:RN-CP C231 VIDEO G
B:CHIP
0.1
IN0 VCC
-12V
25V
R
B:CHIP
GND OUT
VIDEO G
IN1 VEE
C244
0
10
C2/B-Y/PB/B R227
16V
:AL-CP 47k
:CHIP
5V
Q205
2SC3545 C242
BUFF 0.1
25V
0 B:CHIP
8
0 R230
IC213
47 -0.7
C2 MAX4121CSA
:CHIP
RGB/VIDEO SW
C255
R232
C246 R231
4.7
0 47
2.7k 16V
0.1
:CHIP
:RN-CP :ALB-CP
25V
0 CONT EN
B:CHIP VIDEO B
C252
IN0
VCC
R237 -12V 0.1
B
25V
33
GND OUT
B:CHIP VIDEO B
IN1
VEE
R240
47k
:CHIP
R244
47
:CHIP
C267
10
16V
:AL-CP
C&F.VIDEO/OTHER ≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠
RGB/OTHER ≠≠≠≠≠ ≠≠≠≠
5V
5V
IC218
TC4W53F
5V C276 H PED SW
C277
0.1
0.1 IC219 C275
25V R257
25V TC7S66F 0.1
47
B:CHIP COM VCC
B:CHIP PED HOLD SW 25V
:CHIP
1.2
B:CHIP
1.2
1.2 1.2
8
INH 0
3 5
1.2
1
1.2
2 0 6
VEE 1
4
1.2
VSS A
-5V R250
33
:CHIP
C279 RV200
5k
10 R253
16V 1k
:AL-CP :CHIP
0
(0.2)
5V
C280
IC221
0.1
TC7S32F
TEST SIG LEV.
25V
CLAMP TIMING
B:CHIP
0
OR VCC
0 0.1
OR (1.2)
GND
R256
47
:CHIP
C
BA (2/12) BA (2/12)
MAX4121
EN-L HIGH-Z
EN-H OUT
5V
Q200
4.9
DTC144EKA R203
INVERTER 47
:CHIP -5V
A.TEST/NOT ≠≠≠ ≠≠
C207
0
10
16V
5V C209 :AL-CP
IC203
0.1
25V MAX4121CSA C211
B:CHIP
RGB/TEST SW 5V R208
4.1 0.1
25V 100
R210 0 B:CHIP :CHIP
47 ON/OFF-R ≠≠≠ ≠≠
CONT EN
-5V :CHIP
0 R276
IN0 VCC 0
0 :CHIP
GND OUT
C282
IN1
VEE
C214 0.22
R261 16V
0.1 0.9
25V 2.2k B:CHIP
B:CHIP C218 R273 :CHIP
0.1 33k Q208
25V :CHIP DTC144EKA
B:CHIP SW
-5V Q209
2SC2712
INVERTER
-5V +5V
C232
IC208
0.1
MAX4121CSA
25V
B:CHIP RGB/TEST SW R221
100
0 :CHIP
R223 ON/OFF-G ≠≠≠ ≠≠
CONT EN
47 C234 R277
0 0
:CHIP 0.1 0
IN0 VCC
:CHIP
25V
0
GND B:CHIP
OUT
C284
IN1 VEE
C235 0.22
0.1 16V
0.9
25V R262 B:CHIP
B:CHIP C237 R274 2.2k
0.1 33k :CHIP
25V :CHIP Q210
B:CHIP
DTC144EKA
SW
Q211
2SC2712
INVERTER
C253
IC214
0.1
MAX4121CSA
25V
B:CHIP RGB/TEST SW R233
100
R236 0 :CHIP
47 ON/OFF-B ≠≠≠ ≠≠
CONT EN
:CHIP C257 R278
0 0
0.1 0
IN0
VCC
25V :CHIP
0
B:CHIP
GND OUT
C258
C286
0.1
IN1
VEE 0.22
25V
B:CHIP 16V
0.9
C261 R263 B:CHIP
C262 2.2k
0.1
10 25V R275 :CHIP
16V B:CHIP 33k Q212
:AL-CP
:CHIP DTC144EKA
C265 SW
10
16V
:AL-CP
Q213
2SC2712
INVERTER
R251
47
:CHIP
5V
IC220(2/2)
Q207
TL082CPS
BUFF 2SC2712
7 BUFF
5V R252
2.2k
:CHIP
R254
4.7k
:CHIP -5V
R255
4.7k
:CHIP
10-20 10-20
D E
OUT=(X1-X2)(Y1-Y2)+Z
5V
L200
CLAMP.P
4.7µH
C203
C206
0.01
16V
B:CHIP :AL-CP
0
0.1(0.3)
R207 R209
C213 8 7 6 5
1k 1M Q202
0.1 :CHIP :CHIP
C215 2SK160
25V
22
B:CHIP CLAMP SW
5V
6.3V IC204
R -3.6 0.1
:ALB-CP AD835AR
R211 DIFLECTION MARIX
C219
10k
1
R213 :CHIP C216
S
10V
0 0.1
B:CHIP R212
:CHIP 25V
47 1 2 3 4
B:CHIP
5
:CHIP
IC205
3
TA75S558F
4
C220 0(0.2)
INTEGRATOR
1 0.1
1
0.1 (0)
10V
R215
(0.3) 2 0 B:CHIP 0.1
100 :CHIP
(0.2) C226
C225 0.01
10 B:CHIP
-5V
16V
C221 :AL-CP
L201
0.1 -5V
4.7µH
5V
25V
C228
B:CHIP
L202 C230
10
4.7µH 0.01 16V
B:CHIP
:AL-CP
0.1(0.3)
Q204 0
2SK160 R222
C236 1k
CLAMP SW 8 7 6 5
:CHIP
22
C238
6.3V
G 0.1 R224
:ALB-CP
5V 25V 1M C239
B:CHIP :CHIP 0.1 IC210
25V AD835AR
B:CHIP DIFLECTION MARIX
C243
R225
R228 1
S 0.1
3.3k
0 10V
:CHIP :CHIP B:CHIP 0.1 1 2 3 4
R226
5
IC211 47 0
3 0(0.2)
TA75S558F :CHIP (0.2)
4
INTEGRATOR
1 0.1
0.1 (0) R229
(0.3) 2 0 100 C250
:CHIP
0.01
C245
C249 B:CHIP
1 10
10V
16V
B:CHIP
C247 -5V :AL-CP L203
4.7µH
0.1
-5V
25V
B:CHIP
C259
C256
22 R238 5V
6.3V
1k 10
B :ALB-CP L204 C260 16V
:CHIP
4.7µH 0.01 :AL-CP
B:CHIP
Q206
R239
2SK160
1M
C264
CLAMP SW
:CHIP
0.1
0.1(0.3)
25V 0
B:CHIP
R241 5V
C263
3.3k C266
8 7 6 5
:CHIP 0.1 1
25V 10V
S 0.1
B:CHIP B:CHIP
0.1
R243
0
5 R242 IC217
:CHIP
3 47 :CHIP
AD835AR
4 DIFLECTION MARIX
IC216
TA75S558F 1 0.1
INTEGRATOR 0.1 (0)
(0.3) 2 0
1 2 3 4
C269
0.1
C271 5V 1 0.1(0.2)
(0.2)
0.1 -5V 10V
25V B:CHIP
B:CHIP R246 R245
5.6k 100 C273
:CHIP :CHIP 0.01
B:CHIP
R247
3.9k C272
:CHIP
10
C274 -5V L205
16V
R248 0.1 :AL-CP 4.7µH
390 25V
:CHIP B:CHIP
F
5V
C200
R201
0.1
1k 25V
:CHIP B:CHIP
1(1.3)
8 7 6 5
R200
47 IC201
:CHIP LM6361M
10 BUFFER
R
R2
1 2 3 4
P.3
C212
0.1
-5V
25V
B:CHIP
R258
R.MOD
47
:CHIP
P.12
5V
C224
R217
0.1
1k 25V
:CHIP B:CHIP
1.2
R216
8 7 6 5
47
:CHIP
IC209
LM6361M
G BUFFER
G2
P.3
1 2 3 4
C241
0.1
-5V 25V
B:CHIP
R259
47
G.MOD
:CHIP
P.12
5V
C254
R235
0.1
1k
25V
:CHIP B:CHIP
1(1.1)
8 7 6 5
R234
47
B :CHIP IC215
LM6361M
B2
BUFFER
P.3 1 2 3 4
C270
-5V
0.1
25V
R260
B:CHIP
47
:CHIP
B.MOD
P.12
BA
(2/12)
VIDEO REG SW
TEST SIG
B-%SX1640<AEP>-BA-2
VPH-G90J/G90E/G90U/G90M
G H