Sanyo PLC-XP56 - System Controls

-23-
Chassis Block Diagrams
PORT
OUT
MOTOR
CONTROL
IC801
CPU
READY
LAMP_REP
RC1_SW
R/C1
RC2_SW
SCL5
SDA5
SCL3
SDA3
SCL_AD
SDA_AD
OPT1 OPT2
R_C
R/C
JACK
USB
CONTROL
PORT
KEY
SWITTCH
LED
R/C
RECEIVER
Q1851 Q1852
IC1851
LED-On: L
RC1: L RC2: L
FRONT RC BOARD
I/F BOARD
NETWORK OPTION
CONTROL BOARD
AV BOARD
SENSOR
BOARD
POWER
BOARD
SUB POWER
BOARD
DRIVE BOARDMAIN BOARD
IC1801
I/O EXPANDER
IC5801,IC5831,
IC5861,IC5881
BUFFER
OPTION RESISTORS
K10A
K30R
K10B
K8U
5
3 6
2
1,7
64
35
WARNING
33
49 47
34
63
2
K8J K68A118
139,140 29,30 51,52 5 119 120 121 122 143
From the power fail
detection diodes.
IC1101
3D-Y/C
IC1641
I/O
EXPANDER
IC4101
SELECTOR
IC2101
3L-Y/C
IC3101
VIDEO
DECODER
IC9405
DAC
IC4231
I/P-VCO
IC9931
I/O
EXPANDER
IC212
DAC
IC808
EEPROM
IC7801
DAC
IC401
DIGITAL
GAMMA
IC803
FLASH
ROM
IC9884
SERIAL-
PARALLEL
IC804
SRAM
IC9851
SERIAL-
PARALLEL
IC9801
USB
CONTROL
IC4201
I/P
CONV.
IC9401
AI
PICTURE
IC9501
CAPTURE
IC1871
TEMP.
SENSOR
IC1872
TEMP.
SENSOR
IC1691
TEMP.
SENSOR
WRL/READ
SCL1/SDA1 SCL2/SDA2
IC301
SCAN
CONV.
IC231
A/D
IC2311
A/D
IC3801
RS232C
DRIVER
IC3802
MOUSE.
I/F
RX*/TX*
RXD/TXD
SCLK/SDATA
IC4861
BUFFER
KEY1
POWER
98
KEY2 KEY3
K40A
K70A
K8T
K10C
R_R/C
PORT
OUT
PORT
OUT
IC9883
FLIPFLOP
PORT
OUT
PORT
OUT
PORT
OUT
R_R/C
K70C
DSUB
RESET
SW
LAMP
BALLAST
BOARD
K8X
K8L
K16I
K7B
CPU_RESET
K8D CN66AK66D CN6A
See "Power supply & protection circuit"
IC3803
MOUSE.
DECODER
CPUD0-7
4-5
3,5
21-24 35-36 51-54 41-42
1,5
K16R K30Q
K30P
K28A
IO_ENB
VIDEO
CONTROL
VIDEO
CONTROL
FAN
CONTROL
Always Available Always Available
CG/NET
CLAMP
ANALOG
CLAMP
IC501,IC1501, IC531,IC1531, IC561,IC1561
LCD DRIVER
PA N E L_ENB
IIC_3 : 113,114 IIC_5 : 59,69 IIC_6 : 58,36
SCL3
SDA3
SCL6
SDA6
IC8081
EEPROM
IC8091
EEPROM
IC8001
DVI
RECEIVER
IC8071
BUS SW
IC8061
BUS SW
DVI-DDDC_CLK/DATA
PC
DDC
HD_DDC
37-3831-26
SCL*/SDA*
System Controls
* Following information differs from the previous one for chassis No. MR3-XP5500, others are the same;
- IC7301 is deleted, and the pin functions of IC1801 are changed.