Sony HBD-E370/E470/ E570/E870/T57 User Manual
HBD-E370/E470/E570/E870/T57
HBD-E370/E470/E570/E870/T57
37
37
• See page 67 for IC Block Diagrams.
5-9. SCHEMATIC DIAGRAM - MB-134 Board (3/13) -
Note: IC307 and IC311 on the MB-134 board cannot exchange with single. When
these parts are damaged, exchange the entire mounted board.
3.7
3.3
1.2
3.3
3.3
3.7
1.8
13.2
13.2
7.4
1.8
1.8
5.5
5.5
1.1
5.5
5.5
1.1
6.7
1.1
6.3
6.3
3.3
1.8
0.9
3.3
0.9
0.9
1.8
6.3
6.3
3.3
5
0.8
5
0
13.2
13.2
13.2
8.9
13.2
13.2
3.8
13.2
8.6
1
3.3
3.6
0.6
3.3
DDR2_1.8V
KDZTR3.9B
D304
KDZTR3.9B
D303
CORE_1.1V
DZ2J047M0L
D302
3.15A
PS302
3.15A
PS304
JL311
22
C353
EMI
FL302
EMI
FL301
RT1N141M-TP-1
Q301
R329
1k
MM3141CNRE
IC303
10
C310
10
C330
1.2VA
10
C313
R306
1k
10
C335
3.3VA
DAC3.3VA
R319
0
PCONT2
PCONT3
GND
UNSW6V
JL313
JL314
JL315
JL316
R305
1k
10
C340
10
C341
R327
1k
PCONT_CORE
CORE_STB3.3V
R320 0
3300p
C346
1
C345
0.1
C349
18k
R331
150
R332
2A
PS301
32V
1A
PS303
JL301
JL303
JL305
JL306
JL307
JL308
JL309
JL310
TPS54325PWPR
IC309
15
2.7k
R334
TPS54325PWPR
IC310
3300p
C348
120
R335
JL312
1
C347
0.1
C350
22
C318
1k
R343
22
C351
22
C352
0.1
C363
JL319
JL320
8200p
C323
10
C321
22
C337
1k
R318
560
R323
4.7k
R312
4700p
C331
0.01
C336
8.2k
R322
33k
R321
BD3539NUX-TR
IC311
DDR2_VTT0.9V
VREF_0.9V
1
C368
1
C369
220
R355
MM3293DNRE
IC307
2.2uH
L303
10uH
L301
JL302
6
5
4
3
2
1
D
D
G
S
D
D
FDC642P
Q302
RT1N141M-TP-1
Q303
33k
R374
68k
R375
0.01
C373
ATA_PCONT
1k
R376
1
C377
0.01
C379
FE_SW12V
FE_SW5V
2.2uH
L304
MP2301ENE-LF-Z
IC308
5
6
7
8
2.2k
R362
2.2k
R363
1
2
3
4
5
6
7
8
9
10
11
12
12P
CN303
MM1855AHBE
IC312
2.2uH
L305
10
C311
2.2uH
L306
2.2uH
L302
0
R379
0.1
C302
0.01
C301
8.2k
R330
3.9k
R333
10
C365
10
C359
UNSW-6V
GND
GND
UNSW6V
GND
GND
GND
FE_GND_M
GND
3.3VA
GND
UNSW6V
3.3VA
GND
1.2VA
GND
3.3VA
CORE_STB3.3V
FE_SW12V
FE_SW5V
DDR2_VTT0.9V
FE_GND_M
GND
DDR2_1.8V
VREF_0.9V
GND
CORE_STB3.3V
FE_UNSW12V
UNSW6V
UNSW12V
UNSW6V
UNSW6V
GND
GND
FE_UNSW6V
GND
FE_GND_M
UNSW-6V
GND
IC303
+1.2V REGULATOR
IC307
+3.3V REGULATOR
DC/DC CONVERTER
IC308
POWER CONTROL
IC310
IC311
DC/DC CONVERTER
IC312
DC/DC CONVERTER
(3/13)
MB-134 BOARD
POWER CONTROL
IC309
OVER VOLTAGE
DETECT
Q302, 303
B+ SWITCH
E
11
J
3
K
D
F
14
15
8
G
7
I
13
A
10
9
C
4
H
16
2
6
B
5
1
12
32V
50V
32V