DAEWOO ELECTRONICS DTQ-29G1TS, Service Manual

Page: 17 / 69

16
2 . P IN D E S C R IP T IO N
PIN NAME FUNCTION REMARK
1 I.D In - C CTV I.D Input Terminal
- N orm al : High CM OS
Push-Pull
2 N .C
(P 11) CM OS
Push-Pull
3
M A IN C LO C K
O U T P U T (P 12) - LA76070/TDA9852/M65617SP/EEPRO M CLOCK Output Term inal CM OS
Push-Pull
4 M A IN D ATA
IN /O U T (P 13) - LA76070/TDA9852/M65617SP/EEPRO M DATA In-Out Terminal CM OS
Push-Pull
5 T U N E R C LO C K
O U T P U T (P 14) - PLL IC(TD6359P) CLK Output Term inal CM OS
Push-Pull
6 T U N E R D ATA
O U T P U T (P 15) - PLL IC(TD6359P) DATA O utput Terminal CM OS
Push-Pull
7 M A IN T U N E R
E N A B LE O U T (P 16) - M AIN TU NER ENABLE CM OS
Push-Pull
8 S U B T U N E R
E N A B LE O U T (P 16) - SUB TUN ER ENABLE CM OS
Push-Pull
9 V ss - G ND
10 X T 1 - 32.768 KHz X-TAL
11 X T 2 - O SD oscillator
12 V dd
- +5V( 10% )
13 M A IN A FT Inp ut
(P 90/A N 0) - M AIN IC(LA76070A) O utput DC 0 ~ Vdd
C enter : 2.5V A/D CO NV.
5Bit
14 S U B A FT Inp ut
(P 91/A N 1) - SUB TUN ER output DC 0 ~ Vdd
C enter : 2.5V A/D CO NV.
5Bit
15 S E T K E Y IN
(P 92/A N 2) - POW ER, CH UP/D OW N, VOL U P/D OW N , MENU
- See Schematic Diagram. A/D CO NV.
5Bit
16 /R E S E T - SYSTEM Reset(H ardw are Reset) Input Term inal
- ACTIVE Low
17 F ILT O U T P U T - Filter term inal for PLL
18 C V IN - Video signal input terminal for CAPTION 1Vpp In