Sharp LC-30HV4M Service Manual page 46

LC-30HV4M
LC-30HV4H
» Pin mapping
Pin No. Pin Name
1 IN2-H
2 IN2-V
3 IN2-1
4 IN2-2
5 IN2-3
6 Vcc-MAT
7 IN3-H
8 IN3-V
9 IN3-1
10 IN3-2
11 IN3-3
12 GND-MAT
13 IN4-H
14 IN4-V
15 IN4-1
16 IN4-2
17 IN4-3
18 V-PH
19 IN5-H
20 IN5-V
21 IN5-1
22 IN5-2
23 IN5-3
24 H-PH
25 YG-OUT
26 YG-IN
27 IREF-SYNC
28 VS-OUT
29 HS-OUT
30 Vcc-OUT
31 SCP-IN
32 VTIM-IN
33 HP-IN
34 GND-OUT
35 R-OUT
37 G-OUT
39 B-OUT
36 R-SH
38 G-SH
40 B-SH
41 IK-IN
42 PABL-FIL
43 ABL-FIL
44 ABL-IN
45 ABL-IN
46 LR1-IN
47 LG1-IN
48 LB1-IN
49 LB1-IN
50 LR2-IN
51 LG2-IN
52 LB2-IN
53 ADDRESS
54 DPIC-C
55 SCL
56 SCL
57 DPIC-MUTE
58 CLP-C
59 VM-OUT
60 VM/SHP/COL-OFF
61 YCBCR-SW
62 ECR-IN
63 ECB-IN
64 EY-IN
Type
I IN2-H: Independent H periodic signal input
I IN2-V: Independent V periodic signal input
I IN2 system signal input
I
I
–– Power supply to selector or synchronous processing modules
I IN3-H: Independent H periodic signal input
I IN3-V: Independent V periodic signal input
I IN3 system signal input
I
I
–– GND for selector or synchronous processing modules
I IN4-H: Independent H periodic signal input
I IN4-V: Independent V periodic signal input
I IN4 system signal input
I
I
Connected to capacitor for holding Vsync peak
I IN5-H: Independent H periodic signal input
I IN5-V: Independent V periodic signal input
I IN5 system signal input
I
I
Connected to capacitor for holding Hsync peak
O Output of composite video signal for synchronous separation
I Input of composite video signal for synchronous separation
Pin for reference current setting (approx. 4.6V)
O Output of HV of either IN1 system or IN2 - IN5 system selector signals. Signal is
O selected by I2C bus "YCBCR/MAT".
O Power supply to RGB system
I Sand-castle-pulse input
I V timing pulse input
I H pulse input
O GND for RGB system
O RGB signal output.
O When 100IRE white is inputted, signal is outputted at 2.6Vp-p.
O
RGB AKB sample & hold
I Input of returned reference pulse
Peak ABL peak-hold
Creates LPF when ABL control signal is received.
ABL control signal input
YM1/YS1 control signal input.
Input level is judged on the three-value logic.
This pin enables VM to turn off when YM or YS reaches its specified value.
I Analog RGB1 signal input
I
I
I YM2/YS2 control signal input.
Input level is judged on the three-value logic.
This pin enables VM to turn off when YM or YS reaches its specified value.
I Analog RGB2 signal input
I
I
I I2C bus slave address input
I Used to connect capacitor to GND pair for detection of dynamic picture
(black expansion)
I I2C bus SCl (serial clock) input
I I2C bus SDA (serial data) input
I Used to provide mute control to dynamic picture (black expansion)
Connected to Y system clamp capacitor
O VM output. Differential waveform of Y signal is outputted with positive polarity.
Used to turn off VM, sharpness and color. Input level is judged on the three-value logic.
I Input for switching signal inputted to INT/EXT SW. External input pin is selected when
this input is High.
I External Y/Cb/Cr signal input
I
I
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Description