The components identifi ed by
mark or dotted line with mark
are critical for safety.
Replace only with part number
specifi ed.
1
10
6
2
6
2
10
IC1001
IC1002
IC305
4
4
6
18
1
CN301
VCC
1
2
1
9
7
8
9
7
8
SWI
TCHING REGUL
AT
OR :
IC 308
DC DC 4V
+3.3V
IC309
IC704
1
1
IC105
IC205
1
1
IC104
IC204
IC101
AVDD33_HDMI
CORE_STB1.1V
IC901
IC1003
VIDEO
BUFFER
AUDIO
DAC
PCONT3
PCONT3
+3.3V
-5V
PCONT2
DAC 3.3 VA
VIDEO BUFFER 3.3V
IC310
IC311
IC303
IC307
IC 501
NAND
FLASH
1
1
1
1
DDR2_1.8V
VREF_0.9V
DDR2_VTT0.9V
1.2V
CPU1.2V
AVDD12_HDMI
3.3V
CPU3.3V
CORE_STB3.3V
IC 312
+5V
ATA_PCONT
IC 1451
IC 2401
USB_VBUS_PCONT2
USB_VBUS_PCONT1
IC 304
+5V
IC 601
IC 602
+5V
IC 705
+5V
FE_SW5V
FE_SW12V
IC 2301
MOTOR
DRIVER
3.3V
1.2V
FE_SW5V
FE_SW3.3V
IC 301
+3.3V
IC 904
COAXIAL
OPT
SW5VA
18
18
NISECON
ICE
3.3V
SW3.3V
3.3V
3.3V
5V
8V
IC 1503
IF CON
IC 1501
FAN
CN1503
M1501
FAN
Q501
Q502
MB-134 BOARD
PCONT2
PCONT3
PCONT4
PCONT_CORE
AT
A_PCONT
FAN CONTROL 0
FAN CONTROL 1
FAN CONTROL 2
FAN CONTROL 3
BDP-BX37/S270/S370/S373/S470
3-5E
3-5. POWER BLOCK DIAGRAM
J902
3-4
7
6
1
UNSW3.3V
(AC IN)
UNSW12V
PCONT 2
PCONT 1
UNSW6V
UNSW6V
PS302
CN301
PS303
UNSW-6V
FE-UNSW-6V
FE-UNSW6V
FE-UNSW 12V
PS301
FE-UNSW 12V
REGULATOR
REGULATOR
REGULATOR
PCONT3
REGULATOR
PCONT_CORE
DC DC CON
1.1V
REGULATOR
PCONT3
SERIAL
FLASH
IC 502
ETHER
PHY
IC1201
+3.3V
PCONT3
REGULATOR
+1.2V
REGULATOR
0.9V
PCONT4
DC DC +1.8V
REGULATOR
Q303
Q302
REGULATOR
PCONT3
FR_6V
MOTOR
DRIVER
+8V
CN1102
CN1101
REGULATOR
REGULATOR
REGULATOR
HDMI 5V
USB 5V
USB 5V
+5V
REGULATOR
REGULATOR
UNSW3.3V
REGULATOR
CN 1502
(IFCON FLASH WRITER)
USB-023
CN362
CN361
CN601
HDMI OUT
CN701
CN1504
CN1401
SDRAM
DDR2
SDRAM
DDR2
SDRAM
DDR2
SDRAM
DDR2
4
4
3-4
7
6
1
PS701
Q703,Q704
B+ SWITCH
D702
LED WHITE
Q706,Q707
DCDC
CONVERTER
Q709
LED DRIVE
D705,D706
RECT
IC701
REMOTE CONTROL
R708
RECEIVER
IC702
FL DRIVE
ND701
FLUORESENT
INICATOR
TUBE
FLD_PCONT
LED_W
1
EXT
CN371
IT_3.3V
CXD9983GG/CXD9984GG
APS-257(BDP-S370:EXCEPT(US,CND,MX)/S373/S470:EXCEPT (US,CND)) SR
V2206UC(BDP-BX37/S270/S370:US,CND,MX/S470:US,CND)
FR-309 BOARD
PCONT3
UNSW6V
PS304
CN372
CN702
CN602
+3.3V
USB
EXT
USB