Solving Problems
Use the following procedures to perform basic troubleshooting tasks on the
SelfCheck system:
Sound is too loud or soft
1
Using the keyboard, press
Esc
to exit the SelfCheck system software.
2
On the Windows taskbar, click
, and then change the volume by
dragging the slider.
SelfCheck system is not responding
Possible cause
Solutions
No AC power.
1
Make sure the power switch is on.
2
Make sure the outlet being used is not operated
from a wall switch or other control device.
3
Check to see whether any other machine or
appliance using the same outlet is working.
4
If the outlet is dead, have a qualified technician
check the circuit breaker or fuse box.
There is a computer problem with the
SelfCheck system.
In the U.S., call 3M Technical Support at 1-800-328-
0067. Outside the U.S., call your local 3M office.
Scanner problems
If you know that the scanner is functioning properly, then the barcode on the
item being scanned might be faded or dirty. Try an item with a clean, good
quality barcode.
Screen does not change after a book is removed from the cradle
Problem:
The item sensors do not change states when the book is removed.
Solution:
Too much light may be shining on the SelfCheck system cradle.
Block or reduce the light shining on the cradle.
Printer problems
If the printer is not printing receipts, make sure that the printer's power switch
is on, and that the printer paper is loaded and properly aligned.
Patron screen display information is missing
Make sure the desired patron information is selected on the
Policy
Properties
Display
tab in SelfCheck System Manager.
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