![Sony BDP-BX2 Service Manual Download Page 34](http://html.mh-extra.com/html/sony/bdp-bx2/bdp-bx2_service-manual_391596034.webp)
4-7
BDP-BX2/S360
4-7. MB-127 BOARD (POWER1) SCHEMATIC DIAGRAM (3/14) • See page 5-5 for printed wiring board.
- Ref. No.: MB-127 board; 10,000 series -
NO MARK:PB MODE
5.7
3.3
5.7
3.3
12.3
8.2
0.8
0.9
3.3
3.5
5
5.7
3.2
0.1
3.3
0.1
3.3
0.1
3.3
3.3
0
5
0
3.2
5.7
1.9
1.1
1.1
1.1
1.1
1.9
5.3
0
5
3.8
4.2
1.1
1
5
0.6
4.2
0
3.2
0
12.3
2.4
1.8
1.8
1.8
5
5
1.8
1.8
0.6
5
4
0
6.1
2.4
1.8
1.8
4
1.8
1.8
1.8
12.3
12.3
12.3
5.7
5.7
5.7
1.1
1.1
1.1
1.1
3.8
3.3
3.2
1
1
3.2
3.3
3.3
1.3
5.7
5
M1FM3
D301
0.5%
R325
1k
DDR2_1.8V
KDZTR3.9B
D304
R335
XX
0.5%
R319
150k
D302
XX
330
R345
R349
3.3k
0.5%
0.1
C357
C364
XX
0.1
C358
R317
15k
0.5%
KDZTR3.9B
D303
1
C352
4V
330
C362
8
7
6
5
4
3
2
1
S1 S2 S3 G
D1
D2
D3
D4
RSS100N03TB
Q302
8
7
6
5
4
3
2
1
S1 S2 S3 G
D1
D2
D3
D4
RSS100N03TB
Q304
4.7
C355
22
C366
R357
1k
R352
1k
EMI
G
FL303
R302
XX
R303
1k
PLL_1.05V
5
4
3
2
1
TK11150CSCL-G
IC304
0.22
C316
XX
C319
0.01
C315
R301
1k
0.22
C313
XX
C311
SW5VD
5
4
3
2
1
IC303
XX
XX
C312
XX
C314
XX
C320
XX
C317
8
7
6
5
4
3
2
1
S1 S2 S3 G
D1
D2
D3
D4
Q300
XX
EMI
G
FL308
EMI
G
FL307
CORE_1.05V
MC-10121F1_SW3.3V
C342
XX
10
C306
10
C302
10
C301
10
C305
R367
XX
R309
1k
XX
C374
XX
C375
XX
C377
XX
C308
XX
C307
XX
C309
XX
C310
XX
C318
2.2uH
L302
C325
XX
22
C376
330
R364
MAZ8047G0LS0
D308
330
R356
330
R363
R305
1k
UNSW3.3V
XX
C378
XX
C326
XX
R306
4.7
C329
XX
C340
0.5%
10k
R355
C333
XX
1
C328
10uH
L303
XX
C327
1k
R338
DR_SW12V
UNSW6V
5
4
3
2
1
S-1170B50UC-OUJTFG
IC302
10
C336
XX
C335
DCSW3.3V
XX
R313
27k
R339
0.5%
XX
C330
0.5%
10k
R331
XX
R311
1k
R304
4700p
C369
0.5%
330
R353
4.7
C332
XX
R307
R368
XX
DLL/HDVDD_1.05V
UNSW12V
DCSW5V
S
RTR020P02TR
Q306
C379
1
10k
R369
1k
R370
SW3.3V
15P
CN301
DR_SW5V
KEY0
M1FM3
D307
0.01
C337
0.022
C338
1
C331
JL302
4.7
C344
R326
XX
0.5%
R334
10k
R321
47k
R365
1k
R323
6.8k
R314
1k
R312
47k
0.5%
R316
1.5k
R324
10
JL301
R315
3.9k
0.5%
R322
150k
0.5%
R318
8.2k
330
R320
1
C339
R327
XX
C334
XX
1uH
L301
4V
330
C361
2A
PS304
14
13
12
11
10
9
8
7
1
2
3
4
5
6
TPS51117PWRG4
IC310
14
13
12
11
10
9
8
7
1
2
3
4
5
6
TPS51117PWRG4
IC309
XX
C341
RT3N11M-TP-1
Q307
RT3N11M-TP-1
Q308
EMI
FL311
XX
R308
XX
R310
XX
C343
0.1
R328
XX
22
C345
22
C346
R332
XX
R329
XX
R330
XX
C349
0.1
8
7
6
5
4
3
2
1
MP1415DSE-LF-Z
IC311
R333
XX
C395
1
2
5
4
3
2
1
MM3141UNRE
IC308
C396
680p
680
R371
R372
100k
C397
2200p
5
4
3
2
1
MM3141UNRE
IC307
2.2uH
L304
5
4
3
2
1
NJM2878F3-33(TE2)
IC301
EMI
FL309
XX
EMI
FL310
XX
EMI
FL305
EMI
FL304
C398
680p
C399
2200p
R373
100k
680
R374
XX
R375
XX
R376
0.1
C303
XX
C304
XX
R341
XX
R342
XX
C321
XX
R377
XX
R378
R379
XX
8
7
6
5
4
3
2
1
S1
S2
S3
G
D1
D2
D3
D4
RRH070N03TB1
Q301
8
7
6
5
4
3
2
1
S1
S2
S3
G
D1
D2
D3
D4
RRH070N03TB1
Q303
FB302
FB301
FB303
10
C322
XX
C323
10
C350
XX
C351
PCONT4
PCONT2
GND
ATA_PCONT
PCONT1
PCONT3
XX
C347
XX
C353
XX
C348
XX
C324
R380
XX
XX
R381
RT1N141M-TP-1
Q305
RT1N141M-TP-1
Q309
LL
DRVH
VBST
V5DRV
DRVL
PGOOD
VFB
PGND
EN_PSV
TRIP
TON
V5FILT
GND
VOUT
CE
GND
NP
VIN
VOUT
VDD
GND
CE
VOUT
NC
VOUT
CE
GND
VDD
NC
GND
VOUT
NC
CE
VDD
BOOT
NC
NC
SW
SS
VOUT
VIN
COMP
FB
GND
EN
VSS
Vi
n
VIN
ON/OFF
CE
Vo
ut
GND
PGND
V5DRV
PGOOD
EN_PSV
LL
VFB
VBST
TON
DRVH
TRIP
GND
VOUT
V5FILT
DRVL
GND
GND
MULTI REGULATOR
IC309
IC310
MULTI REGULATOR
PLL+1.05V REGULATOR
IC308
DLL+1.05V REGULATOR
IC307
SW+5V REGULATOR
IC304
IC302
DCSW5V REGULATOR
UNSW+3.3V REGULATOR
IC301
SW+3.3V REGULATOR
IC311
18
POWER1
9
D
E
11
10
15
2
5
MB-127 BOARD (3/14)
K
3
I
17
05
F
16
12
C
1
19
8
6
XX MARK:NO MOUNT
20
G
14
A
13
H
7
4
J
B
50V
(NC)
B+ SWITCH
SWITCH
B+ SWITCH
SWITCHING
REGULATOR
CONTROL
SWITCHING
SWITCHING
CONTROL
REGULATOR
SWITCHING
(4/14) (5/14)
(10/14) (11/14)
(6/14) (9/14)
MB-127
MB-127
(14/14)
MB-127
(14/14)
MB-127
(12/14)
MB-127
(4/14)
(8/14)
MB-127
(2/14)
MB-127
(7/14)
(1/14)
(6/14)
(14/14)
MB-127
(7/14)
(14/14)
MB-127
MB-127
(14/14)
MB-127
(14/14)
(6/14)
(11/14)
MB-127
(14/14)
MB-127
(8/14)
MB-127
(7/14)
(2/14)
MB-127
(1/14)
(4/14)
MB-127
(7/14)
Note:
The components identified
by mark
or dotted line
with mark
are critical for
safety.
Replace only with part num-
ber specified.
Note:
Les composants identifiés par
une marque
sont critiquens
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spéci-
fié.
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299