Main Board - Sanyo PLV-55WM1 Service Manual

● V deo signal processing stage and LCD ● Video signal processing stage and LCD panel driving stage
Timing Chart
INPUT
SIGNAL
_Y
INPUT
SIGNAL
_CB
INPUT
SIGNAL
_CR
INPUT
SIGNAL
_RED
INPUT
SIGNAL
_GREEN
INPUT
SIGNAL
_BLUE
INPUT
SIGNAL
_G-ON
SYNC
DVI_DATA
PC_RGB
HS_PC HS_ _ PC
VS_PC
HS_AV
VS_AV
Y/Cb/Cr
K8A
Timing Chart
NRS
LCCOM
RED
S & H
OUTPUT
TPPANELR
GREEN
S & H
OUTPUT
TPPANELG
BLUE B BLUE
S & H S & H
OUTPUT OUTPUT
TPPANELB
RGB_AD
IC8161
EEPROM
SCL2/SDA2_SW
MCL/MDA
IC2201
A/D,
DVI
<AD9882>
H/V_AD
IC1201
PC/AV SW
TP-H_AD
<AN5870>
TP-V_AD
PC_ENB
TPV1-R/G/B
TPV2-R/G/B
IC3561
R/G/B_V1/V2
DAC
14-19
<M62398>
SCL1/SDA1_TEMP
ving sta ge
IC4271,4281
SDRAM
<EM638325>
IC4201
RGB_IP
I/P
CONVERTER
<MDIN-150>
IC4261
IC5201
BUFFER
COLOR
MANAGER
<uPD84718>
IC4266
BUFFER
HS/VS_IP
RGB_AD
GHS/GVS
_PW
IC301
SCAN
CONVERTER,
GREF_PW SYSTEM
CONTROL
IC801
<PW172A>
FLASH ROM
<MBM29DL32>
IC811
SRAM
IC401
DIGITAL
GAMMA,
<L3E07070>
ROUT
GOUT
IC2501 IC1501
R-LCD G-LCD
DRIVER DRIVER
<L3E06110> <L3E06110>
K35R K35G
R-LCD R-LCD G-LCD G-LC D
P PANEL PANEL PANEL P P PANE L
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Chassis Block Diagrams

MAIN BOARD

DATA/ADDRESS_SM
IC5271
GR_PW IC5276
G GG_PW G_PW
B BUFFER UFF ER
GB_PW G B PW
DATA/ADDRESS_PW
IC821
EEPROM
DHS,DVS
BOUT
IC501
B-LCD
DRIVER
<L3E06110>
K35B
B-LCD
PANEL