DAEWOO ELECTRONICS DTQ-29G1TS, Service Manual

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23
Pin Nam e I/O Function
1 AVss3(VC XO ) G N D C onnects to analog G N D
2 VC XO out O VC XO output signal
3 VC XO in I VC XO input signal
4 FILTER I Filter
5 BIAS I Bias
6 AVdd3(VC XO ) Vdd C onnect to analog pow er supply
7 AVdd2(m ) Vdd C onnect to analog G N D
8 Vin(m ) I C hrom a signal input(m ain-picture)
9 Vrt(m ) O A/D Vref+ (m ain picture)
10 Vrb(m ) O A/D Vref- (m ain picture)
11 AVss2(m ) G N D C onnect to analog G N D
12 AVdd1(s) Vdd C onnect to analog pow er supply
13 Vin(s) I C om posite video signal input(sub picture)
14 Vrt(s) O A/D Vref+ (sub picture)
15 Vrb(s) O A/D Vref- (sub picture)
16 AVss1(s) G N D C onnects to analog G N D
17 R ESET I Pow er on reset input signal
18 D Vss1 G N D C onnects to digital G N D
19 D Vdd1 Vdd C onnect to digital pow er supply
20 TEST0 I/O Fot test
21 SC K I Sub 4fsc input signal
22 C SYN C (s)/TEST1 I/O For test
23 AC K O IIC bus-data/Acknow ledge output signal
24 D ATA I IIC bus-data input signal
25 C LK I IIC bus-clock input signal
26 D Vss2 G N D C onnects to digital G N D
27 D Vdd2 Vdd C onnect to digital pow er supply
28 BG P(m )/TEST2 I/O For test