Daewoo DTQ-20U4SC, Service Manual

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IC DESCRIPTION Appendix
4. Pin Description
Pin No. Pin Name Type Short Description
1 TEST IN Test Input
2 RESQ IN Reset Input
3 SCL IN/OUT I2C Bus Clock
4 SDA IN/OUT I2C Bus Data
5 GNDD SUPPLY Digital Ground
6 HCS IN Half Contrast Switch Input
7 FSY OUT Front Sync Out
8 CSY OUT Composite Sync Output
9 VS OUT Vertical Sync Output
10 INTLC OUT Interlace Control Output
11 VPROT IN Vertical Protection Input
12 SAFETY IN Safety Input
13 HFLB IN Horizontal Flyback Input
14 GNDD SUPPLY Digital Ground
15 VSUPD SUPPLY Digital Supply Voltage(3.3v)
16 GNDD SUPPLY Digital Ground
17 VSUPD SUPPLY Digital Supply Voltage(3.3v)
18 P0 IN/OUT Port 1, Bit 0
19 P1 IN/OUT Port 1, Bit 1
20 P2 IN/OUT Port 1, Bit 2
21 P3 IN/OUT Port 1, Bit 3
22 P4 IN/OUT Port 1, Bit 4
23 P5 IN/OUT Port 1, Bit 5
24 P6 IN/OUT Port 1, Bit 6
25 GNDD SUPPLY Digital Ground
26 RSW2 OUT Range Switch 2 for Measurement ADC
27 RSW1 OUT Range Switch 1 for Measurement ADC
28 SENSE IN Sense ADC Input
29 GNDM SUPPLY Ground, MADC Input
30 VERTQ OUT Inverted Vertical Sawtooth Output
31 VERT OUT Vertical Sawtooth Output
32 E/W OUT Vertical Parabola Output
33 XREF IN Reference Input for RGB DACs
34 SVMOUT OUT Analog Scan Velocity Modulation Output
35 GNDAB SUPPLY Analog Ground Backend
36 VSUPAB SUPPLY Analog Supply Voltage(5.0v)Backend
37 ROUT OUT Analog Red Output
38 GOUT OUT Analog Green Output
39 BOUT OUT Analog Blue Output
40 VRD IN DAC Reference
41 RIN IN Analog Red Input
42 GIN IN Analog Green Input
43 BIN IN Analog Blue Input
44 FBLIN IN Fast Blank Input