Sharp LC-40LU700E (serv.man10) Service Manual ▷ View online
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
7 – 9
2.4. IC4404 (VHiAOZ1320C-1Y)
2.4.1 Block Diagram
2.4.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
OUT
O
Output.
OUT is the source of the P-channel MOSFET.
OUT is the source of the P-channel MOSFET.
2
GND
—
Ground
3
EN
I
Enable.
The P-channel MOSFET turns on when EN is logic HIGH.
The P-channel MOSFET turns on when EN is logic HIGH.
4
NC
—
No connect.
This pin is not internally connected.
This pin is not internally connected.
5
GND
—
Ground
6
IN
I
Input.
IN is the drain of the P-channel MOS FET. It is the supply input of the IC.
IN is the drain of the P-channel MOS FET. It is the supply input of the IC.
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
7 – 10
2.5. IC3301 (VHiBD6538G+-1Y)
2.5.1 Block Diagram
2.5.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
VIN
I
Power supply input terminal.
It is an input terminal to the switch and a power supply input terminal of an internal circuit.
It is an input terminal to the switch and a power supply input terminal of an internal circuit.
2
GND
—
Ground
3
EN
I
Switch enable input terminal.
The switch is turned on by inputting the high level.
The switch is turned on by inputting the high level.
4
/OC
O
Over current notification terminal.
When the over current is detected, it becomes a low level.
Open drain output.
When the over current is detected, it becomes a low level.
Open drain output.
5
VOUT
O
Switch output terminal.
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
7 – 11
2.6. IC501 (VHiBR24C21F-1Y)
2.6.1 Block Diagram
2.6.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
N.C
I
No Connect : No internal electrical connection is present.
2
N.C
I
No Connect : No internal electrical connection is present.
3
N.C
I
No Connect : No internal electrical connection is present.
4
GND
-
Ground
5
SDA
I/O
Serial data Input/Output
6
SCL
I
Serial clock input (Bidirectional mode)
7
VCLC
I
CLCK Input (Transmit only mode )
Write Enable (Bidirectional mode)
Write Enable (Bidirectional mode)
8
VCC
-
Power supply
LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
7 – 12
2.7. IC2601, IC9611 (VHiHC2G66DP-1Y)
2.7.1 Block Diagram
2.7.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
1Y
I/O
Independent input or output.
2
1Z
I/O
Independent input or output.
3
2E
I
Enable input (active HIGH).
4
GND
—
Ground
5
2Y
I/O
Independent input or output.
6
2Z
I/O
Independent input or output.
7
1E
I
Enable input (active HIGH).
8
VCC
—
Supply voltage.
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