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Confidential
• Install the latest main firmware.
Error code E500
An error occurred during access to the DRAM in the main PCB ASSY.
Error code E600
Write error in the EEPROM of the main PCB ASSY
Error code E701
System error in the flash ROM
Error code E702
Read error in the flash ROM
Error code F900
The spec code was not entered correctly.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1 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 “1.3.20
Configure for country/region and model
(Function code 74)” in Chapter 5.)
2 Main PCB failure Replace the main PCB ASSY.
Memo:
• Simultaneously pressing the [*] and the [#] clears the error display under error code F900
display, and then the maintenance mode can be selected again.
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