Daewoo DV-K784N-JJ, Руководство по обслуживанию

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54
OSD IC PIN NAME & FUNCTION
Pin Functions
Pin No Symbol Function
1 Vss Ground
2 Xtal
IN1
Crystal oscillator connection
3 Xtal
OUT1
4 HSYNC
OUT
Horizontal synchronization output
5 Xtal
IN2
Crystal oscillator connection
6 Xtal
OUT2
7 VSYNC
OUT
Vertical synchronization output
8 CS Enable input
9 SIN Data input
10 SCLK Clock input
11 SECAM SECAM mode switch input/output (command switch)
12 525/625 525/625 switch input/output (command switch)
13 NTSC/PAL NTSC/PAL switch input/output (command switch)
14 3.58/4.43 3.58/4.43 switch input/output (command switch)
15 AST Reset input
16 CV
OUT
Video signal output
17 V
DD2
Power supply connection
18 CV
IN
Video signal input
19 CV
CR
Video signal input
20 SYNC
IN
Sync separator circuit input
21 SEPC Sync separator circuit
22 V
SS
Ground
23 PD
OUT
Control voltage output
24 AMP
IN
AFC filter connection
25 AMP
OUT
26 FC Control voltage input
27 VCO
IN
LC oscillator connection
28 VCO
OUT
29 SYNC
DET
External synchronization signal detection output
30 V
DD1
Power supply connection