Daewoo DTQ - FSPN, Service Manual

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5
IC DESCRIPTION
6. Pin Description
PIN Terminal Name Explanation Remarks
1 P10
Input
(Option) -High(DC_5V):The only TV.
-Low(DC_0V):Line.(Videl)
-Output
Format.
-CMOS/Nch
-OD.
2 P11
Reception
(Option) -High(DC_5V):Cable.
-Low(DC_0V):Air.
3 P12
Audio
(Option) -High(DC_5V):Mono..
-Low(DC_0V):Stereo.
4
P13/
PWM1 Remote
(Option) -High(DC_5V):Mishubishi.
-Low(DC_0V):Daewoo(Only at Factory)
5 P14/PWM2
Blue Back
(Option) -High(DC_5V):No Blue Back.
-Low(DC_0V):Blue Back.
6
P15/
PWM3 Option
(V-Chip) -High(DC_5V):V-Chip.
-Low(DC_0V):No V-Chip.
7 P16
Option
(Auto Tint) -High(DC_5V):Auto Tint.
-Low(DC_0V):No Auto Tint.
8 P17/PWM
PWM
(Cn-220 only)
- The 8 pin is a spare pin.
- Pin 1 to Pin 8.
- 8-bit input/ output port.
- Input/ Output can be specified in a bit.
- Ohter function.
- This use cn220 but don’t use cn001.
9 VSS GND
-GND
-Negative power supply.
10 XT1 XT1 -It uses 32.768KHz X-TAL.
-10 pin is input terminal for crystal oscillator.
-11 pin is output terminal for crystal oscillator.
11 XT2 XT2
12 VDD VDD
-+5V(+-0.5V)
-Positive power supply.
13 P84 / AN4 KEY IN -Power, CH up/down, Vol up/down, Meun.
14 P85 / AN5 AFT IN
-DC value that comes from the 10 pin of
LA76810/14
15 P86 / AN6 AGC IN
-Connect this port to AGC of Tuner
-Default Voltage. : 3.75V
-Variable Voltages : 3.25V, 3.5V, 4.0V
P13 PWM 1 output
P14 PWM 2 output
P15 PWM 3 output
P16 Timer 1(PWM) output
APPENDIX