Power Block Diagram (2/2) - Sony BDP-BX2 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
3-6.

POWER BLOCK DIAGRAM (2/2)

MB-127 BOARD (2/2)
UNSW6V
DCSW5V
Q307
PCONT2
REGULATOR
CONTROL
UNSW12V
Q308
PCONT4
REGULATOR
CONTROL
A
POWER
POWER-1
(SEE PAGE 3-5)
T E
L 1 3 9 4 2 2 9 6 5 1 3
USB_VBUS_PCONT
F30 GPIO57
LDEN
E12 PB3/SW4
VCCBLDCON
E3 DAOUT1
B
w w w
CONTROL
POWER-1
(SEE PAGE 3-5)
.
05
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FL303, FL307, FL308
L304 FB301 L301
Q301, Q302
SWITCHING
D301
10 V5DRV DRVH 13
4 V5FILT DRVL 9
VOUT 3
1 EN_PSV
IC309
MULTI
REGULATOR
FL304, FL305
FB302
L302
Q303, Q304
SWITCHING
10 V5DRV DRVH 13
4 V5FILT DRVL 9
VOUT 3
1 EN_PSV
IC310
MULTI
REGULATOR
IC101
MAIN SYSTEM CONTROL, DSP,
SATA I/F, MEMORY CONTROL,
A/V OUT, HDMI, ETHERNET I/F,
IC1403
USB I/F
SUB SYSTEM
CONTROL
PCONT4
31 PCONT4
PCONT2
21 PCONT2
PCONT1
28 PCONT1
PCONT3
20 PCONT3
ATA_PCONT
33 ATA_PCONT1
ATA_PCONT2
32 ATA_PCONT2
FLD_PCONT
53 FLD_PCONT
PFAIL
45 PFAIL
KEY0
49 KEY0
x a o u 1 6 3
y
i
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8
IC1401
FAN
CONTROL
1 Viv Vout 3
FAN_CONT0
CONT 2
FAN_CONT1
Q1408
ADJ 4 FAN SPEED FAN_CONT2
CONTROL
DDR2_1.8V
IC104 IC105 IC204 IC205
DDR2 DDR2 DDR2 DDR2
SDRAM SDRAM SDRAM SDRAM
Q Q
3 7 6 3 1
DR_VCC33
MC-10121F1_SW3.3V
IC501 IC502
4M NOR 2G NAND
FLASH FLASH
ROM ROM
FAN_CONT0
FAN_CONT0 58
FAN_CONT1
FAN_CONT1 57
FAN_CONT2
FAN_CONT2 54
FAN_DET
FAN_DET1 55
FR_6V
FLD_PCONT
C
POWER-1
(SEE PAGE 3-5)
LED_DIM
IT_3.3V
c o
.
3-6E
2 4
9 9 8
CN1403
3
FAN_DET M1401
M M
2
(FAN)
1
5 1 5 0 8 9 2 4 9
IC1245 IC1251 IC1101 IC801
16M 64M ETHERNET OPTICAL
S-FLASH SDRAM PHY TRANSMITTER
FR-301 BOARD
CN701
T701
PS701
L701
Q706, Q707
Q703, Q704
DC/DC
B+ SWITCH
CONVERTER
7
D703-D706
RECT
Q708, Q709
LED B+
B+ SWITCH
6
m
1
IC701
REMOTE CONTROL
RECEIVER
BDP-BX2/S360
2
9 9
8 2 9 9
ND701
F1, F2
FLUORESENT
INDICATOR
TUBE
D707
VEE
IC702
FL DRIVER