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Confidential
îš„ Error code EE00
Detected communication failure after communication between the wireless LAN PCB and the
main PCB was established.
îš„ Error code EF00
The supplied power is unstable.
îš„ Error code F000
Malfunction of the flash memory on the main PCB
Print Unable EE
Turn the power off and then back on again.
Step Cause Remedy
1 Wireless LAN PCB failure Replace the wireless LAN PCB.
2 Main PCB failure Replace the main PCB ASSY.
Print Unable EF
Turn the power off and then back on again.
<User Check>
• Turn OFF the power switch. After several seconds, turn ON the power again and check
that this error is reset.
Step Cause Remedy
1
Low-voltage power supply PCB
failure
Replace the low-voltage power supply PCB
ASSY, and then reset the irregular power
supply detection counter.
2 Main PCB failure Replace the main PCB ASSY.
CAUTION:
• The irregular power supply detection error (error code EF00) occurs when there is a
large distortion in the power supply voltage supplied to the machine. In this case, if the
same power supply is used, the same error may occur even when the low-voltage
power supply PCB ASSY is replaced. Ask the user to review the installation
environment.
Print Unable F0
Turn the power off and then back on again.
<User Check>
• Turn OFF the power switch. After several seconds, turn ON the power again and check
that this error is reset.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
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