NEC MultiSync LCD1550V Service Manual page 48

1.4 Operational procedures
1. Start PNP.EXE from DOS mode or DOS pronto of Windows.
2. Operation key assignment
• Determine the operation mode with the F1 ~ F9 and ESC keys.
F1: (Select Model) Setting file changeover for respective models.
F4: (Read) EDID data for reading.
F5: (Write Input 1) It is not used in this model.
F8: (Write Input 2) EDID data is written in.
F9: (Write ALL) It is not used in this model.
ESC: (EXIT) End of program.
3. Press the F1 key and enter an input of setting file for the related model. Press the Enter key.
File name
08109741
4. Writing and inspection procedures
a. Press the F8 key (Write Input 2).
b. Since the screen is changed over to the one that waits for an input of serial number, examine the serial
number of the set, enter it from the keyboard, and press the Enter key.
The message of the screen:
Model Name "LCD1550V"
Input serial number (Enter only: Use previous number)
c. EDID data writing and inspection
According to the screen commands, make connections for the connectors and change over the
signals.
The message of the screen:
Input 1 File 1 set V 42Hz N (Hit any key)
Notes: This message does not need to be followed. The D-SUB connector is connected and
arbitrary signals a received.
When the Enter key is pressed, the write and inspection of EDID data are performed.
d. Upon normal completion, a screen display is presented "OK".
e. Serial number writing for the OSM "MONITOR INFORMATION".
* The signal cable of equipment is connected with a signal generator.
* It goes into the factory mode and returns to the user mode, without carrying out anything.
* A Display "MONITOR INFORMATION." of the OSM, and confirm that the model name
(LCD1550V or LCD1550V BK) and serial number have been correctly written.
Model
LCD1550V
5-2