Read Sharp LC-37AD1E (serv.man10) Service Manual online
56
56-1
56-2
LC-37AD1E
»
Pin Function
Pin No
.
P
in Name
I/O
Pin Function
1
IN2-H
I
IN2-H:FIndependent H-synchronization signal input terminal
2
IN2-V
I
IN2-V:FIndependent V-synchronization signal input terminal
3
IN2-1
I
Signal input terminal of IN2 system
4
IN2-2
I
5
IN2-3
I
6
V
cc-MAT
—
Power supply terminal of a selector system and a synchronous processing
system
7
IN3-H
I
IN3-H:FIndependent H-synchronization signal input terminal
8
IN3-V
I
IN3-V:FIndependent V-synchronization signal input terminal
9
IN3-1
I
Signal input terminal of IN3 system
10
IN3-2
I
11
IN3-3
I
12
GND-MAT
—
Ground terminal of a selector system and a synchronous processing system
13
IN4-H
I
IN4-H:FIndependent H-synchronization signal input terminal
14
IN4-V
I
IN4-V:FIndependent V-synchronization signal input terminal
15
IN4-1
I
Signal input terminal of IN4 system
16
IN4-2
I
17
IN4-3
I
18
V-PH
—
Capacitor connection terminal for carrying out the peak hold of the V-sync.
19
IN5-H
I
IN5-H
Å
FIndependent H-synchronization signal input terminal
20
IN5-V
I
IN5-V
Å
FIndependent V-synchronization signal input terminal
21
IN5-1
I
Signal input terminal of IN5 system
22
IN5-2
I
23
IN5-3
I
24
H-PH
—
Capacitor connection terminal for carrying out the peak hold of the H-sync.
25
YG-OUT
O
Composite Video signal output terminal for synchronous separation.
26
YG-IN
I
Composite Video signal input terminal for synchronous separation.
27
IREF-SYNC
—
Reference current setting terminal (about 4.6 V)
28
VS-OUT
O
HV of IN1 system or HV of IN2 to IN5 system selector output, and this either are
chosen by I2 C BUS"YCBCR/MAT", and it outputs by positive.
29
HS-OUT
O
30
Vcc-OUT
O
P
ower supply terminal of RGB system
31
SCP-IN
I
Input terminal of Sand-Castle-Pulse
32
VTIM-IN
I
Input terminal of V-timing pulse.
33
HP-IN
I
Input terminal of H-pulse
34
GND-OUT
O
G
round terminal of RGB system
35
R-OUT
O
O
utput terminal of RGB signal
37
G-OUT
O
Outputted by 2.6 Vp-p at the time of the input of the white of 100IRE.
39
B-OUT
O
36
R-SH
—
Sample & Hold terminal for AKB of RGB
38
G-SH
—
40
B-SH
—
41
IK-IN
I
Reference pulse is returned to this terminal.
42
PABL-FIL
I
Peak hold terminal of Peak ABL.
43
ABL-FIL
I
LPF is formed to an ABL control signal.
44
ABL-IN
I
ABL control signal input terminal
45
YS/YM-1
I
Control input terminal of YM1/YS1
Input level corresponds with three values.
When the value of YM and each YS reaches, it serves also as the function
which turns off VM.
46
LR1-IN
I
S
ignal input terminal of analog RGB1
47
LG1-IN
I
48
LB1-IN
I
49
YS/YM-2
I
Control input terminal of YM2/YS2
Input level corresponds with three values.
When the value of YM and each YS reaches, it serves also as the function
which turns off VM.
50
LR2-IN
I
S
ignal input terminal of analog RGB2
51
LG2-IN
I
52
LB2-IN
I
53
ADDRESS
I
S
lave address setting terminal of I2C BUS.
54
DPIC-C
—
Capacitor is connected to black detection of dynamic picture (black extension)
at GND.
55
SCL
I
Input terminal of SCL(Serial Clock) of a I2C BUS standard.
56
SDA
I
Input terminal of SDA(Serial Data) of a I2C BUS standard.
57
DPIC-MUTE
I
MUTE of dynamic picture (black extension) is controllable with a terminal.
58
CLP-C
C
onnection terminal of the capacitor for Y-system clamp.
Ë
VHICXA2101Q-1Q(ASSY:IC803)
Multi Component Processor
»
Block Diagram
Click on the first or last page to see other LC-37AD1E (serv.man10) service manuals if exist.