Main Board - Sanyo PLC-XF47 Service Manual

Check the MAIN Board.
PW_ PW_
DRE/
DRE/
DGE/
DGE/
DBE DBE
M>
PW_
PW_
DHSYNC/ DHSYNC/
DVSYNC/ DVSYNC/
DCLK/
DCLK/
DE DE
DDDR
X4
C1301
C1311
C1321
C1331
RAOUT/
GAOUT/
IC6201
BAOUT/ IC401
FPGA
DIGITAL GAMMA
CORRECTION
<AVC870M>
<CXD3540AGBM>
VOUT/
HOUT/
_PIC
IC802
EEPROM
IC801
CPU(SH3)
IC1861
AVC131M
FLASH ROM
IC501
OUT_R1/R2
SAMPLE & HOLD
R1 <CXA7007ARM>
IC1501
R2
SAMPLE & HOLD
<CXA7007ARM>
FRP, VD, PRG_R,
RCLK12_R
RET_R, SCAN, TC_XCLR,
GAN_SCL/SDA
OUT_G1/G2
IC531
SAMPLE & HOLD
G1 <CXA7007ARM>
IC1531
G2
SAMPLE & HOLD
<CXA7007ARM>
FRP, VD, PRG_G,
RCLK12_G
RET_G, SCAN, TC_XCLR,
GAN_SCL/SDA
OUT_B1/B2
IC561
SAMPLE & HOLD
B1 <CXA7007ARM>
IC1561
B2
SAMPLE & HOLD
<CXA7007ARM>
FRP, VD, PRG_B,
RCLK12_B
RET_B, SCAN, TC_XCLR,
GAN_SCL/SDA
IC1851
SDRAM
TP503
TP533
TP563
PSIG
TP501
RED
S & H
OUTPUT
TP531
GREEN
S & H
OUTPUT
TP561
BLUE
S & H
OUTPUT
-59-
Troubleshooting
CHECK

MAIN BOARD

PSIG SIGNAL
TP501
TP503
PSIG
TP531
TP533
TP561
TP563
CHECK
LCD PANEL
DRIVE
SIGNAL
Timing Chart
R-LCD
PANEL
G-LCD
PANEL
B-LCD
PANEL