Daewoo DTQ-14V1FCN/20V1FCN Service Manual page 40

Appendix
6. Pin Description
PIN Terminal
P10/SDA0
1
P11/SCLK0
2
3 P12/SDA1
4 P13/SCLK1
VSS
5
XT1
6
XT2
7
8
VDD
9
P04/AN4
10
P05/AN5
11
P06/AN6
12 P07/AN7
13 /FES
14
FILT
15
CVIN
16
P01
17
/VS
18
/HS
19
R
20 G
Name Explanation
ROM Data Main
6 bit input/output port
IC Data
Input/output can be Specified for each bit
ROM CLK
Other function.
Main IC CLK
P10
P11
Tuner Data
P12
P13
Tuner CLK
GND
GND
Negative power supply.
It uses 32.768KHz X-TAL.
XT1
10 pin is input terminal for crystal oscillator.
XT2
11 pin is output terminal for crystal oscillator.
+5V ( 0.5V)
VDD
Positive power supply.
Power, Ch up/down, Vol up/down, Menu
KEY-IN
Dc value that comes from the 10 pin of LA76810/14
AFT-IN
Connect this port to AGC of Tuner
Default Voltage : 3.75V
AGC-IN
Variable Voltage : 3.25V, 3.5V, 4.0V
Use only japan Model.
This port uses when is Stand - By status
ST-BY(H) Condition : Input AC Power On
Reset terminal.
/RES
Active Low
Filter terminal for PLL
Filter
Output terminal
CVSB IN
Video signal input terminal
TV/VID
TV Mode : High Line(Video) Mode : Low
/VS
Vertical synchronization signal input terminal
Horizental synchronization signal input terminal
/HS
Red output terminal of RGB image
R
Green output terminal of RGB image
G
IIC0 data I/O
IIC0 clock output.
IIC1 data I/O
IIC1 clock output.
Power off : High (DC 5V) Output. (Red)
Power on : Low (DC 0V) Output.
5
IC DESCRIPTION
Remarks