71
4
DEVICE SETTINGS AND MAINTE-
NANCE
4.1
Troubleshooting
Should the device function
improperly, attempt to correct the problem according to the following table
before contacting NIDEK or your authorized distributor.
When
Remedy
The LCD does not turn on.
•
The power cord may not be correctly connected.
Reconnect it securely.
•
Check whether proper voltage is applied to the power outlet.
•
The power switch may not have been turned on. Check the power switch.
The LCD does not turn on (not
clear) even though power is on.
•
The sleep function may have been activated. Press any button to exit
from sleep mode.
The screen disappears sud-
denly.
•
Sleep mode may have been activated. Press any button to exit from sleep
mode.
The main unit cannot be
moved laterally.
•
The locking lever may be locked.
Flip up the locking lever in front of the joystick.
Printing does not start.
•
Check the printer paper. If the paper has been used up, load new printer
paper.
•
The “31. PRINT” parameter may be set to “NO”.
Reset the parameter.
The printer does operate, how-
ever, printed results cannot be
obtained.
•
The printer paper may be loaded with the incorrect side up.
Set it with the correct side up.
When power is turned on or the
button is pressed,
“ERROR” or “OUT OF PAPER”
appears even though printer
paper is loaded.
•
Check whether 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 does not feed
properly.
•
Printer paper may be loaded in tilted or the core of the roll may not be
placed properly.
Open the printer cover and make sure that printer paper is properly
loaded.
Summary of Contents for ARK-1S
Page 1: ...AUTO REF KERATOMETER AUTO REF KERATOMETER ARK 1s ARK 1s OPERATOR S MANUAL OPERATOR S MANUAL ...
Page 6: ...IV ...
Page 76: ...70 OPERATING PROCEDURE Operation when Peripheral Devices are Connected ...
Page 112: ...106 SPECIFICATIONS AND TECHNICAL INFORMATION EMC Electromagnetic Compatibility ...