QT-6600 User's Manual
85
E
When the terminal does not operate at all
Perform the following check whenever the terminal enter an error condition as soon as you switch it on. The
results of this check are required by service personnel, so be sure to perform this check before you contact a
CASIO representative for servicing.
Troubleshooting
Troubleshooting
E252 Enter customer name.
E253 Enter address.
E254 Enter phone number.
MC#nn
E259 Terminal out of order
YES:Retry
NO: Skip
Follow the prompt message.
Follow the prompt message.
Follow the prompt message.
Follow the prompt message.
Prompt message Meaning Action
Comminication error to the machine #nn during
auto updating scanning PLU.
Start
Is the terminal plugged in?
Plug in the power cord.
Is power on?
Press <DISP ON/OFF>.
Do figures appear on the display?
Is the electrical outlet active?
Use other outlet.
Contact CASIO service
representative
Contact CASIO service
representative
Is the mode position correct?
Set to correct position.
Do keys function?
YES
NO
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