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4.
MAINTENANCE
4.1
Troubleshooting
In the event that the device does not work correctly, correct the problem according to the following
table before contacting NIDEK or your authorized distributor.
Symptom
The LCD display does not turn on.
The LCD display does not turn on (not
clear) even though the power is on.
The screen disappears suddenly.
The main body cannot be moved
laterally.
Data is not printed out.
The printer does operate, however,
printed results cannot be obtained.
When the power is turned on or the print
button
is pressed, "ERROR" or "NO
PAPER" appears even though printer
paper is loaded.
Printer paper does not feed.
• The power cord may not be correctly connected.
Reconnect it securely.
• The power switch may not have been turn on. Check the power switch.
• The sleep function may have been executed. Try to recover the monitor
ON condition by pressing any button.
• Sleep mode may have been activated. Press any button to exit from
sleep mode.
• The locking lever may be locked.
Flip up the locking lever.
• Check the printer paper. If the paper has been used up, load new printer
paper.
• The 11. PRINT parameter may be set to NO.
Reset the parameter.
• The printer paper may be loaded with the wrong side up.
Set it with the correct side up.
• Check that the printer cover is securely closed.
Open the printer cover and close it securely.
• The print button may have been pressed too soon after the printer cover
was closed.
After the printer cover is closed, it takes time for the printer to be ready.
• Printer paper may be loaded in a tilted position or the core of the roll may
not be placed properly.
Open the printer cover and make sure that printer paper is properly
loaded.
Remedy
4
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