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BeforeCallingforService
If you encounter any of the following problems, please read below before calling for service.
Fault Checking
• The display does not illuminate. • Is power supplied to the electric outlet?
• Is the power cord plug out or loosely connected to
the electric outlet?
• Is the register in screen-save mode?
• The display is illuminated, but the whole register
refuses entries.
• Is a clerk code assigned to the register?
• Is the register in the REG mode?
• No receipt is issued. • Is the receipt paper roll properly installed?
• Is there a paper jam?
• Is the receipt function in the “OFF” status?
• Is the print roller arm securely locked?
• Printing is unusual. • Are the printer head/sensor/roller clean?
• Is the paper roll properly installed?
Errormessagetable
Error message (display) Error status and action
AMT. TEND ONLY The amount tendering is compulsory.
COMM. ERROR A communication error occurred.
DEPARTMENT IS INHIBITED Operated department is programmed as “INHIBIT”.
ENTRY INHIBITED NN▪▪N Perform the correct key operation.
ENTRY OVERFLOW PLEASE
CHECK ENTERED DIGITS
The correct numeric data must be entered.
INVALID CODE ENTRY The correct code data must be entered.
MISOPERATION INVALID KEY Perform the correct key operation.
OPEN PRICE ENTRY INHIBITED The open price entry is inhibited. (Only preset price entry)
OVER LIMIT. Overow limitation error
PAPER EMPTY Install a new paper roll, and press the
l
key.
PLU IS SET TO INHIBIT Operated PLU is programmed as “INHIBIT”.
PRESET PRICE ENTRY INHIBITED The preset price entry is inhibited. (Only open price entry)
PRINTER ERROR
The temperature/voltage of printer head is too high.
Turn off the power, and repair the printer. Then turn on the power
and press
l
key.
STACK OVER Turn off the power, and consult a Sharp Authorized Servicer.
UNDEFINED CODE Desired code is not programmed yet.