Sharp LC-30HV4M Service Manual page 49

ËVHiTC90A69++1Y (ASSY:IC401/IC402)
3 Line Digital Comb Filter (NTSC/PAL)
» Pin mapping
Pin No. Pin Name
1 BIAS
2 VRT
3 VDD1
4 TESTI1
5 VSS2
6 VRB
7 YCIN
8 TEST
9 KILLER
10 TESTI2
11 VDD3
12 VSS3
13 VDD2
14 TESTI3
15 SCL
16 SDA
17 MODE1
18 TESTOUT
19 FSC
20 VDD4
21 VSS4
22 FIL
23 PD
24 VB2
25 YOUT
26 VSS1
27 COUT
28 VB1
Type
–– ADC bias
–– ADC upper limit bias
–– ADC and DAC power supply (analog system)
I TEST Input
–– ADC GND (analog system)
–– Video signal input
I ADC lower limit bias
O Reset control and test control before shipping
I Y/C separation and vertical enhancer OFF
I Input for testing
–– Power supply to logic (digital system)
–– Logic and DRAM GND (digital system)
–– DRAM power supply (digital system)
I Input for testing
I I2C BUS clock input
I I2C BUS data input
O MODE1 output
I TEST Input
I Clock input
–– PLL power supply (analog system)
–– PLL GND (analog system)
I VCO control
O PLL detection output
–– DAC bias 2
O Luminance signal output
–– DAC GND (analog system)
O Colour signal output
–– DAC bias 1
49
Description
LC-30HV4M
LC-30HV4H