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Confidential
Error code E900
An error occurred while initializing the NFC.
Error code F900
The spec code was not entered correctly.
Step Cause Remedy
1
Connection failure of the panel
flat cable
Reconnect the panel flat cable.
2
Connection failure of the NFC flat
cable
Reconnect the NFC flat cable.
3 Panel PCB failure Replace the panel PCB ASSY.
4 NFC PCB failure Replace the NFC PCB ASSY.
5 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1
The power was turned OFF while
function code 74 was running.
Reenter the spec code. (Refer to “1.3.23
Configure for country/region and model
(Function code 74)” in Chapter 5.)
2 Main PCB failure Replace the main PCB ASSY.
Memo:
• For non touch panel models, simultaneously pressing the [*] and the [#] clears the error
display under error code F900 display, and then the maintenance mode can be selected
again.
• For touch panel models, pressing the [*] or the [#] clears the error display under error
code F900 display, and then the maintenance mode can be selected again.
• For DCP models, press the [▲] or the [▼] under error code F900 display to select the
maintenance mode.