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LC-M3700 (serv.man9). (9) Description of function of major ICs - Sharp TV Service Manual (repair manual). Page 15

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48
LC-M3700
LC-M3710
48-1
48-2
Ë
RH-iXA350WJZZQ(IR3E11M1) (ASSY:IC4105)
IC for TFT-LCD of gradation reference voltage.
»
Block Diagram
Pin No
.
Pin Name
I/O
Pin Function
»
Pin Function
1
VL1
O
L1 amplifier output
2
VL2
O
L2 amplifier output
3
N.C.
—
Non-connected terminal
4
VL3
O
L3 amplifier output.
5
VL4
O
L4 amplifier output.
6
N.C.
—
Non-connected terminal
7
N.C.
—
Non-connected terminal
8
N.C.
—
Non-connected terminal
9
VCC2
—
Power supply terminal.
10
N.C.
—
Non-connected terminal.
11
VR4
O
R3 amplifier output.
12
VR3
O
R4 amplifier output.
13
N.C.
—
Non-connected terminal
14
VR2
O
R2 amplifier output.
15
VR1
O
R1 amplifier output.
16
N.C.
—
Non-connected terminal
17
VR0
O
R0 amplifier output.
18
VCC1
—
Power supply terminal.
19
VR
I
REF amplifier reference input terminal.
20
VREF
O
R
EF amplifier output.
21
N.C.
—
Non-connected terminal
22
VA0
I
R0 amplifier reference input terminal.
23
VA1
I
R1 amplifier reference input terminal.
24
N.C.
—
Non-connected terminal
25
VA2
I
R2 amplifier reference input terminal.
26
VA3
I
R3 amplifier reference input terminal.
27
N.C.
—
Non-connected terminal
28
VA4
I
R4 amplifier reference input terminal.
29
GND2
—
Ground terminal.(for OP amplifier)
30
N.C.
—
Non-connected terminal
31
N.C.
—
Non-connected terminal.
32
N.C.
—
Non-connected terminal.
33
VB4
I
L4 amplifier reference input terminal.
34
N.C.
—
Non-connected terminal.
35
VB3
I
L3 amplifier reference input terminal.
36
VB2
I
L2 amplifier reference input terminal.
37
N.C.
—
Non-connected terminal.
38
VB1
I
L1 amplifier reference input terminal.
39
VB0
I
L0 amplifier reference input terminal.
40
N.C.
—
Non-connected terminal.
41
GND1
—
Ground terminal.
42
COMI
I
COM amplifier reference input terminal.
43
COMO
O
COM amplifier output.
44
COMS
I
COM amplifier reversal input terminal
45
N.C.
—
Non-connected terminal.
46
N.C.
—
Non-connected terminal.
47
VLO
O
L
0 amplifier output.
48
N.C.
—
Non-connected terminal.
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