Overall Block Diagram - Pioneer BDP-120 Service Manual

1

4.2 OVERALL BLOCK DIAGRAM

QQ
3 7 63 1515 0
A
Over Voltage Protecter
Primary
Control Switching
IC901 Transformer
MR4010 WA327WJ
B
FEED BACK
STANDBY CTL
OPE-R PWB UNIT
EJECT
C
OPE-L PWB UNIT
LED
TE
L 13942296513
LCD PWB UNIT
R/C RECEIVER
D
Regulator
E
BD/DVD Drive Unit
www
F
20
1
http://www.xiaoyu163.com
2
OVP
FAN_VDD
FAN REG
Q901
2SD468
AT_12V
Rectifier
SUB_PC_-8V SW
AT_-12V
Q953
Rectifier
2SB1132Q
POWER PWB UNIT
LOW_POWER_CTL
FR_TXD, FR_RXD
CEC IN/OUT
UART
IC2503
FuCON
POWER_FAIL
CBOOT
FL_BUSY
IR
COLD_RST#
8V
Motor Drive
E2PROM
(for FE)
x ao
y
BDP30 DRIVE
. i
2
http://www.xiaoyu163.com
3
8
To FAN
CN902
MAIN PWB UNIT
OVP
FAN_DET
P_FAIL
SHORT_DET
Q Q
3 6 7 1 3
DRIVE_I/F
IC3003
Serial Flash
16Mbit
RH-IXC723WJQZ
D_ 3.3V
IC2506
VHIT7SET08F1E
u163
FE
FE
FE
Debug
PARTNER
Analog Monitor
Serial
.
BDP-120
3
4
2 9 9 4 2 8
AT_12V
SUB_PC_-8V
1 5 0 5 8 2 9 9 4
27MHz
D_3.3V
BE
Debug UART1
Serial
UART0
PATA
Drive
Controller
Quad I/O
IC7201
SIO
BD Player BE-FE
EMMA3-PF
(MC-10121)
SATA
PCI
Reset
m
co
BE BE
MIPS/VR VR
1Gbit[64M×16bit]
RH-IXC567WJQZ
4
9 9
IC850
64k E2
VHIM24C6
2 8 9 9
H
D
HDM
D
D
SP
Y/Pb
ET
M
GPIO
US
ROM/
IC7802,4
DDR2 SDRAM