Updating the Serial Number and Key Code
Repairing the Monitor
4-28 Efficia CM Series Repair Guide
Updating the Serial Number and Key Code
When you replace the main board or upgrade the options of a monitor, you must
program the key code and serial number into the main board.
To enter the serial number and key code:
5
After you replace the main board, you must enter the serial number and
key code. See “Updating the Serial Number and Key Code” on
page 4-28.
Step
1
Access the Maintenance options in the Diagnostics Menu. See “Accessing
the Diagnostics Menu and Maintenance Options” on page 2-8.
2
Select the SN/Key Code button.
The Serial Number/Key Code menu appears.
3
Do one of the following:
• If you have replaced the main board, enter the serial number (SN)
and key code (KC) located on the label on the back of the monitor
and click Apply.
• If you are upgrading options, enter the key code (KC) from the label
provided with the upgrade and click Apply.
The monitor restarts.
4
Close the menu.
Key code
Serial number