Philips DELLP1230 Service Manual page 13

4. Configuration and procedure
There is no Hardware DDC (DDC IC) anymore. Main EEPROM stores all
factory settings and DDC data (EDID code) which is so called Software
DDC. The following section describes the connection and procedure for
Software DDC application. The main EEPROM can be re-probrammed by
enabling "factory memory data write" function on the DDC program
(EDID301.EXE).
*** INITIALIZE ALIGNMENT BOX ***
In order to avoid that monitor entering power saving mode due to sync
will cut off by alignment box, it is necessary to initialize alignment box
before re-programming DDC Data. Following steps show you the
procedures and connection.
Step 1
: Supply 8~12V DC power source to the Alignment box by
plugging a DC power cord or using batteries.
Step 2
: Connecting printer cable and video cable of monitor as
shown in Fig.3.
PC
DC Power
8~12 V
~ ~
To
Monitor
Printer
Port
Fig. 3
Step 3: Installation of EDID301.EXE
Method 1: Start on DDC program
Start Microsoft Windows.
1. Insert the disk containing EDID301.EXE program into floppy disk
drive.
2. Click , choose Run at start menu of Windows 95/98 as
shown in Fig. 4.
DDC Instructions (Continued)
Rear view of DELL P1230
To PC
Fig. 4
3. At the submenu, type the letter of your computer's floppy disk drive
followed by :EDID301 (for example, A:\EDID301, as shown in Fig. 5).
OK
4. Click button. The main menu appears (as shown in Fig. 6).
This is for initialize alignment box.
Note 1: If the connection is improper, you will see the following error
message (as shown in Fig. 7) before entering the main menu.
Meanwhile, the (read EDID) function will be disable. At this
time,
please make sure all cables are connected correctly and fixedly,
Method 2: After create a shortcut of EDID301.EXE
: Double click EDID301 icon
is
on the screen of Windows Wallpaper.
Bring up main menu of EDID301 as shown in Fig. 9.
1
Fig. 8
Note 2: During the loading, EDID301 will verify the EDID data which
just loaded from monitor before proceed any further function,
once the data structure of EDID can not be recognized, the
following error message will appear on the screen as below.
Please
confirm following steps to avoid this message.
1. The data structure of EDID was incorrect.
2. DDC IC that you are trying to load data is empty.
3. Wrong communication channel has set at configuration setup
13
DELL P1230 M25P
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Fig. 5
Fig. 6
Fig. 7
(as shown in Fig. 8) which
Fig. 9