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Re-programming Digital DDC IC
Step 1:
Connecting all cables and alignment box as shown in
Fig. 18.
PC
DC Power
8~12 V
~ ~
To
Monitor
Printer
Port
Fig.18
To PC
After connection for Digital DDC application, if it is still in Analog DDC
application of EDID301.
Exit EDID45 program before Digital DDC application.
Step 2: Initialize alignment box
(Shortcut of EDID301.EXE on
Windows Wallpaper already.)
Double click EDID301 icon
on the screen of Windows Wallpaper.
Bring up main menu of EDID45 as shown in Fig. 20.
EDID
301.exe
1
Fig. 19
Fig. 20
Step 3: Read DDC data from monitor
1.
Click
icon from the tool bar to bring up the Channels
Configuration Setup windows as shown in Fig. 21.
2.
Select the DDC2B as the communication channel.
Disable "Factory memory data write" for Digital DDC
application
as shown in Fig. 22.
3.
Click OK button to confirm your selection.
DDC Instructions (Continued)
1=DVI-I connector
2=D-SUB connector
DVI-I to D-Sub cable
1
D-Sub connector
(as shown in Fig. 19) which is
1
Fig. 22
4. Click
icon (Read EDID function) to read DDC EDID data from
monitor. The EDID codes will display on screen as shown in Fig. 23.
2
Step 4: Modify DDC data (verify EDID version, week, year)
1.
Click
(new function) icon from the tool bar, bring up
Step 1 of 9 (Digital) as shown in Fig. 24 .
EDID301 DDC application provides the function selection and
text change (select & fill out) from Step 1 to Step 9.
Fig. 25
21
HP L2335
Go to cover page
Fig. 23
Fig. 24
Fig. 26
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