Sharp LC-40LU700E (serv.man10) Service Manual ▷ View online
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
7 – 21
2.14. IC1107 (VHiPQ1LA505-1Y)
2.14.1 Block Diagram
2.14.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
Nr
I
Noise Control
2
GND
-
Ground pin
3
Vc
I
ON/OFF Control
4
Vin
I
DC input
5
Vo
O
DC Output
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
7 – 22
2.15. IC9610 (VHiPQ1LAX95-1Y)
2.15.1 Block Diagram
2.15.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
Vadj
I
Output Voltage Control
2
GND
-
Ground pin
3
Vc
I
ON/OFF Control
4
Vin
I
DC input
5
Vo
O
DC Output
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
7 – 23
2.16. IC2004 (VHiS24CS08J-1Y)
2.16.1 Block Diagram
2.16.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
NC
I
No connection
2
NC
I
No connection
3
A2
I
Address input
4
GND
-
Ground
5
SDA
I/O
Serial data
6
SCL
I
Serial clock
7
WP
I
Write Protect (H: effective, L: invalidity)
8
VCC
-
Power supply
7
SCL
DATA REGISTER
CONTROL CIRCUIT
R/W
SERIAL CLOCK
COUNTER
INC
3
WP
COMPARATOR
2
DEVICE ADDRESS
DIN
A2
ACK OUTPUT
Y DECODER
E2PROM
START/STOP
GND
HIGH VOLTAGE
5
S24CS08J
LOAD
LOAD
CONTROL CIRCUIT
SDA
GENERATOR
DATA OUTPUT
8Kbit EEPROM
A0
1
A1
ADDRESS
DETECTOR CIRCUIT
4
VOLTAGE DETECTOR
VCC
8
X DECODER
DOUT
COMP
6
SELECTOR
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
7 – 24
2.17. IC2001 (VHiS80927NM-1Y)
2.17.1 Block Diagram
2.17.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
OUT
O
Voltage detection output terminal (RESET detecting voltage)
2
VDD
-
Voltage input terminal
3
VSS
-
Ground terminal
4
NC
-
No connection (It is an opening electrically.)
5
CD
I
External capacitor connection terminal for delay
S
D
G
-
VSS
OUT
CIRCUIT
VIN
2
DELAY
RESET
OUT
OUT
VDD
CD
S80928NM 2.8V
+
VREF
3
5
VOLTAGE-DETECTOR
1
S80927NM 2.7V
S80920NM 2.0V
S80944NM 4.4V
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