Bb (1/4) - Sony VPL-PX20 Service Manual

• Refer to page 9-20 for Printed Wiring Board
R413
1/16W
:CHIP
R309
1/16W
:CHIP
GBO0
GBO1
GBO2
Q26
GBO3
Q27
GBO4
Q28
D3.3V-2 GBO5
Q29
GBO6
Q30
GBO7
Q31
FB300
BKM1608TS601
0VCC
C303
C301 0.01
0GND
25V
2.2
GGO0
16V B:CHIP
Q32
F:CHIP
GGO1
Q33
GGO2
Q34
GGO3
Q35
GGO4
Q36
GGO5
Q37
GGO6
Q38
D 3.3V-2
GGO7
Q39
VCC
C304
FB301
0.01 25V B:CHIP GND
BKM1608TS601
GRO0
Q40
GRO1
Q41
GRO2
Q42
GRO3
Q43
GRO4
Q44
GRO5
Q45
GRO6
Q46
GRO7
D3.3V-2
CN300
20P JL314 0 1/16W :CHIP
#
TX0- 1
TX0+ 2
D300
JL315 HN1D03FU 0 1/16W :CHIP
SHLD0
3
#
JL316
SHLD2 4
#
0 1/16W :CHIP
TX2- 5
JL317
TX2+ 6 #
JL312
D301
#
DDC_CLK 7
HN1D03FU 0 1/16W :CHIP
DDC_DAT 8
JL311
#
RESERVED 9
0 1/16W :CHIP
JL318
RESERVED 10
#
NC
TXC- 11
D302
HN1D03FU 0 1/16W :CHIP
TXC+ 12
JL327
SHLDC 13
# 0 1/16W :CHIP
SHLD1 14
JL328
#
TX1- 15 D303
JL329
HN1D03FU
#
TX1+ 16
R313
10k SUB 5V-3
RESERVED 17 JL308
1/16W
#
:CHIP
D317
HPD 18
#
+5V 19 C406
2.2
JL364 D316 D318
GND 20 16V
#
MA111 RD5.6SB2
F:CHIP
JL365
IC316
#
24LC21AT
C405
EDID
0.1
NC1 VCC 16V
JL313 B:CHIP
#
NC2 VCLK
R452
NC3 SCL 100
R444
1/16W
#
GND SDA :CHIP
R429
R426
10k
100
1/16W
1/16W
:CHIP
:CHIP
R427 R428
100
10k
1/16W 1/16W
:CHIP
:CHIP
D315
HNID03FU
VPL-PX20/PX30
A B
D+3.3V-2
R437
#
R414 C307
47
47 0.01
1/16W 25V
:CHIP B:CHIP
47
C308
JL301 C313
R310 0.01
0.01
22 # 25V
JL300
1/16W B:CHIP 25V
# JL302 B:CHIP
:CHIP
#
Q13
Q12
Q11
Q10
Q9
Q8
0GND
C317
0.01
0VCC 25V
B:CHIP
Q7
Q6
Q5
IC300
Q4
SII151
TMDS RECEIVER Q3
Q2
Q1
Q0
R323
PD0
0 1/16W :CHIP
SCDT
R312 # R315 #
STAG OUT
VCC
C318
0.01
GND
25V
B:CHIP
PIXS
R317 #
ST
R319 #
PD
R320 SHORT
DF0
R325 SHORT
R324 #
C311 R322
0
0.01
1/16W
25V
:CHIP
B:CHIP
C305
0.01
25V
B:CHIP
C306 C309 R311 FB304
C310
470 BKM1608TS601 D+3.3V-2
0.01 0.01 0.01
R300
25V 25V 1/16W
25V
B:CHIP B:CHIP B:CHIP :CHIP
C316
2.2
16V
F:CHIP
R301
FB303
#
R302
C314
10V
R303 F:CHIP
R304
R305
R306
R307
0 1/16W :CHIP
IC303(1/5)
PW264P
SCAN CONVERTER
C D

BB (1/4)

BB (1/4)
A 3.3V
V1
GVS
(P3)
R393 GHS
47
H1
1/16W R392
47
:CHIP IC302(3/4)
1/16W
GGE7 TC74LCX125FT
:CHIP
SYNC SW
GGE6
3 2
H (P4) C324 C323
GGE5
R433 0.01 0.047
25V 16V
GGE4 22 R314
1
1/16W 47 B:CHIP B:CHIP
GGE3 :CHIP 1/16W
:CHIP
R328 R331
0 75
GGE2
IC302(4/4) 1/16W 1/16W
:CHIP :CHIP
GGE1 TC74LCX125FT
(P4) R
SYNC SW
GGE0 C325 R441
Q302
330k
0.1
6 5 2SC2712
V (P4) 16V 1/16W
SOG CLAMP :CHIP
B:CHIP
R434
22
4 R338
1/16W 100
GBE7 :CHIP
1/16W
D 3.3V-2 :CHIP
GBE6 C409
0.047
8 R326
16V Q303
GBE5 R442
#
B:CHIP 100k 2SC2712
7 1
GBE4 PANEL LINK 1/16W
SOG CLAMP
C356 :CHIP
0.1 (P4)
GBE3 4
16V G
(P4)
B:CHIP
C321
GBE2 R329 R332
0.047
0
75
16V
GBE1 1/16W 1/16W
IC305(3/3) B:CHIP
:CHIP :CHIP
TC7WH04FU FB307
GBE0
INVERTER R443 BKM1608TS601
47
C326
JL366 1/16W
0.1
# :CHIP
16V
PDO GHDREN (P2)
C327
B:CHIP
0.047
R327
10k 16V
1/16W B:CHIP
:CHIP (P4) B
R333
R330
75
0
1/16W
1/16W
:CHIP
:CHIP
C329
R387
0.1
0
(P4) CLP 16V
1/16W
B:CHIP
:CHIP
GHSFOUT
PD
R386 #
GBLKSPL
D 3.3V-2
SDA
(P2)
SCL
FB302
BKM1608TS601
D 3.3V-2 R334
22
C319
1/16W
0.1
:CHIP
IC302(1/4) 16V
B:CHIP R335
TC74LCX125FT
22
SYNC SW 14
1/16W
:CHIP
12 11
13
10
9 8
IC302(2/4)
TC74LCX125FT
7
SYNC SW
D+3.3V-2
6V
IC313
C421
LP2985IM5X-3.5
2.2
16V 3.5V REG
F:CHIP
VIN VOUT
GND
BYPASS
ON/OFF
TP303
GND
9-21 9-21
E
A 3.3V
R343
FB308
22
BKM1608TS601
1/16W
:CHIP
C337 R342
C333 C334 R341 C343
C335 C340 C345
0.1 0.1 47
2.2 0.1 0.1 47 0.01 0.1
16V 1/16W
16V 16V
16V 16V 1/16W 25V 16V
B:CHIP B:CHIP :CHIP
F:CHIP B:CHIP B:CHIP :CHIP B:CHIP B:CHIP
C331
0.1
16V
B:CHIP
NC DRB0
C322 NC DRB1
0.1
16V NC DRB2
B:CHIP
VD DRB3
GND DRB4
GND DRB5
R IN DRB6
VD DRB7
GND VDD
VD GND
VD DGA0
GND DGA1
GND DGA2
SOGIN DGA3
G IN DGA4
C332
0.01
VD DGA5
25V
B:CHIP
GND DGA6
VD DGA7
VD VDD
IC304
GND GND
AD9884AKS-140
GND DGB0
A/D CONVERTER
B IN DGB1
C328
0.01
VD DGB2
25V
B:CHIP
GND DGB3
VD DGB4
GND DGB5
CKINV DGB6
R316 #
CLAMP DGB7
SDA VDD
SCL GND
A0 DBA0
A1 DBA1
PVD DBA2
PVD DBA3
GND DBA4
C330
NC DBA5
0.1
16V
B:CHIP NC DBA6
NC DBA7
R432
# B:CHIP
R339
10k
R431
1/16W
#
:CHIP
C338 R340 C342 C344
C341
0.01 1.5k 0.1 0.01 0.01
R430
25V 1/16W 16V 25V 25V
47 B:CHIP :RN-CP B:CHIP
B:CHIP B:CHIP
1/16W
:CHIP
C336 C339
C408
0.01 0.1
0.1
25V 16V
16V
B:CHIP B:CHIP
B:CHIP
JL367
#
R453
D 3.3V-2
#
A 3.3V
A
CK VCC
FB310 D PR
#
Q CLR
C368
47
GND Q
6.3V
:AL-CP
C352
22 IC319
#
10V
F:CHIP
C422
0.01
25V
B:CHIP
BB(1/4)
(SCAN CONVERTER)
F G
1
D+3.3V-2
C351
2.2
16V
F:CHIP
GRO0
GRO1
GRO2
GRO3
GRO4
GRO5
GRO6
GRO7
C347
2
0.01
25V
B:CHIP
GGE0
GGE1
GGE2
GGE3
GGE4
GGE5
GGE6
GGE7
C348
0.1
16V
B:CHIP
GGO0
GGO1
GGO2
GGO3
GGO4
GGO5
GGO6
GGO7
C349
0.01
25V
B:CHIP
GBE0 3
GBE1
GBE2
GBE3
GBE4
GBE5
GBE6
GBE7
D 3.3V-2
C346
FB311
0.1
BKM1608TS601
16V
4
6V
IC311
JL447
3.3V BA033FP-E2
#
3.3V REG
JL448
#
O I
G
C370
100
16V
:AL-CP
5
B-SS1696<08.>-BB.-P1
H