Table of Contents
Advertisement
General
DDC Data Re-programming
In case the DDC data memory IC or main EEPROM which storage all
factory settings were replaced due to a defect, the serial numbers have
to be re-programmed"
Analog DDC IC, & EEPROM
It is advised to re-soldered DDC IC and main EEPROM from the old
board onto the new board if circuit board have been replaced, in this
case the DDC data does not need to be re-programmed.
Additional information
Additional information about DDC (Display Data Channel) may be
obtained from Video Electronics Standards Association (VESA). Extended
Display Identification Data(EDID) information may be also obtained from
VESA.
System and equipment requirements
1.
An i486 (or above) personal computer or compatible.
2.
Microsoft operation system Windows 95/98 .
Y
ou have t
o Install the EDID_PORT_Tool under Win2000/XP . As
Fig. 1 .
A. Copy the "UserPort.sys" to C:\WINNT\system32\drivers(win2000)
C:\WINDOWS\system32\drivers(winXP)
B. Running " io.exe" everytime, Before you start to programming
edid data .
3.
EDID45.exe program .
4.
DDC 2BI-ISP TOOL:
Inclusion :
A. DDC2BI-ISP TOOL(3138 106 10396) x1 (as Fig. 2)
B. Printer cable x1
c. (D-Sub) to (D-Sub) cable x2
D. D-SUB to DVI cable X1
Note: The EDID46.EXE is a windows-based program, which cannot
be run in MS-DOS.
To Printer port
Pin Assignment
The digital only connector contains 24 signal contacts organized in
three rows of eight contacts. Signal pin assignments are listed in the
following table:
".
DC 8~12V
Power
indicator
Fig. 1
Fig. 1
PIN No.
Fig. 2
Fig. 2
To Printer port
DC 8~12V
To Monitor
D-sub/DVI cable
To Monitor
D-sub cable
Power
Pin No.
Description
indicator
1
RX2-
2
RX2+
3
GND
4
GND
5
GND
6
DDC clock
7
DDC data
8
GND
9
RX1-
10
RX1+
11
GND
12
GND
13
GND
14
+5V
15
DVI-D self test
16
+5V
17
RX0-
18
RX0+
19
GND
20
GND
21
GND
22
GND
23
RXC+
24
RXC-
SIGNAL
1
Red
2
Green
3
Blue
4
GND
5
Self test
6
Red GND
7
Green GND
8
Blue GND
9
+5V (Supply from PC)
10
Sync GND
11
GND
12
Bi-directional data
13
H-sync
14
V-sync
15
Data clock
Go to cover page
Fig. 3
Fig. 3
Fig. 4
Fig. 4
Advertisement
Table of Contents
