Canon imageCLASS MF9280Cdn

Entering/Selecting Service Mode

When making a copier machine execute an operation using the service mode, be sure to remove the cable from the external controller or the network cable before entering the service mode. Especially, when a print job is entered from an outside machine during the execution of FUNCTION mode (operation/checking mode), a malfunction may occur and cause damage to the copier machine.

1. Press the main menu key on the control panel unit.
2. Press the "2" key.
3. Press the "8" key.
4. Press the main menu key on the control panel unit.

After the above-mentioned procedure is executed, the initial screen (shown in the figure below) is displayed.

Exiting Service Mode

Every time the Return key is pressed in a screen other than the initial screen, the screen goes back to the previous one.
When the Return key is pressed in the initial screen, the screen goes back to the main menu screen.

When using the service mode (ADJUST, FUNCTION, OPTION), be sure to turn the main power switch OFF/ON after exiting the service mode.

Service Mode Backup

Since there is no service label in the machine, printing in the service mode setting value is not available either.
Hence, adjustment in the market is being performed. Please note that when the value service mode is modified, be sure to record the modified value.

MEMO:

When PCB is replaced or RAM clearing is performed, the adjusted ADJUST and OPTION value will return to default value.