Read Sharp PZ-50HV2E (serv.man12) Service Manual online
66
A
B
C
D
2
3
4
1
2
3
4
PZ-50HV2, PZ-50HV2E
PZ-50HV2U
PZ-50HV2U
Ë
DIGITAL VIDEO ASSY
IC4204
SiI861
Line
Buffer
IC1191
Flash ROM
IC1301 (IC31 L)
(PD6358)
DRAM
IC1401 (IC31 R)
(PD6358)
DRAM
IC1703 (IC23)
(PE5064)
IC1101
(HD64F2328VF)
Panel Microcomputer
CN1201
3.3V
→
5.0V
5.0V
→
3.3V
Reset IC
Reset IC
SENSOR
Assy
SW POWER SUPPLY Module
OR
EEP
ROM
DC/DC
Converter
Block
5V
OR
AND
AND
IC1207
(M30624FGAFP)
Module Microcomputer
IC4005
Expander
IC4011
Expander
Address Data
Address Data
ADR CONNECT A - D
Assy (Left section)
ADR CONNECT A - D
Assy (Right section)
Y DRIVE Assy
X DRIVE Assy
ADR
RESONANCE
Assy
5V
5V
PC_VIDEO
ADR_K_EMG
STOPB
3.3V
3.3V
12V
ADR K PD U
ADR PD
APD MUTE
EXD TXD
RST2
RST PU
EXD RXD
RESET
RESET
RXD
BUSY
REQ_PU
ADR K PD D
DEW DET
RELAY
TEMP1
STB5V
STB5V
STB5V
3.3V
2.5V
3.3V
3.3V
3.3V
VD
HD
VD 31
APLR
STB5V
2.5V
IIC BUS
RGB 2 phase 8 bit
VD
HD
DE
HD
DE
CLK
Address BUS
Data BUS
Control Signal
TXDO
WE_PN
RXDO
EXT_RXD
RXDO
To
MR
To
AUDIO
Assy
A_SCL, A_SDA
TXDO
EXT_TXD
Reflesh-rate
Det.
AC_OFF
PD_TRIGGER
DCC_PD
Panel W/B ADJ.
Hour/Pulse meter
pn
Address
Resonance
Control
Sustain
Control
MR INTERFACE
ASSY
DIGITAL VIDEO ASSY
DIG. ADR. PD
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