T701
FR_6V
SWP-001 BOARD
Y
PB
PR
L
R
CN1201
LAN(100)
IC1201
ETHERNET
PHY
IC301
X1201
25MHZ
(AC IN)
A
3-1
BDP-BX37/S270/S370/S373/S470
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
PS301
PS302
PS303
PS304
The components identifi ed by
mark or dotted line with mark
are critical for safety.
Replace only with part number
specifi ed.
IC1003
VIDEO AMP
IC901
D/A CONVERTER
FRONT
REAR
HDMI
USB
USB
ETHERNET
VIDEO
AUDIO
(ANALOG OUTPUT)
(DIGITAL OUTPUT)
AUDIO
MB-134 BOARD
BDP-S270
OPTICAL
CN701
HDMI OUT
COAXIAL
J902
AUDIO
REGULATOR
IC302
IC303
IC304
IC305
IC307
IC308
IC309
IC310
IC601
IC704
IC703
IC803
IC804
VIDEO
COMPONENT
VIDEO OUT
LINE OUT
DIGITAL OUT
PCM/DTS/DOLBY
DIGITAL
IC904
SATA I/F, MEMORY CONTROL,
A/V OUT, HDMI, ETHERNET I/F,
USB I/F
MAIN SYSTEM CONTROL, DSP
CXD9983GG/CXD9984GG
IC101
IC1501
CONTROL
FAN
OPTICAL
TRANSMITTER
CN361
J904
B-BUS
A-BUS
IC204
IC205
IC104
IC105
IC501
IC502
2G/16G NAND
FLASH
S-FLASH
16M
X401
27MHZ
X802
25MHZ
IC1504
P FAIL
IC1503
SUB SYSTEM
CONTROL
CN371
IC701
REMOTE
CONTROL
RECEIVER
IC702
FL DRIVER
Blu-ray
DVD
DRIVE
BD DRIVE
S401
STOP
S402
OPEN/CLOSE
S403
PLAY
SWB-001 BOARD
FR-309 BOARD
ND701
FLUORESCENT
INDICATOR
TUBE
Q706,Q707
CONVERTER
DC/DC
D702
(WHITE)
S331
POWER
POWER-1
UNSW6V
USB-023
BOARD
SWITCHING
REGULATOR
CN1503
M1501
FAN
EXCEPT:
DDR2_1.8V
VREF_0.9V
DDR2_VTT0.9V
CPU1.2V
AVDD12_HDMI
CPU3.3V
CORE_STB3.3V
AVDD33_HDMI
DAC3.3VA
FE_SW5V
FE_SW12V
UNSW3.3V
USB5V
HDMI5V
3
2
1
PS701
FR_6V
IC2301
IC2401
SA
DRIVE
MOTOR
DRIVE
USB
USB
EXT
EXT