User's Manual

KDC250 User Manual
85
8. Troubleshooting
PROBLEM CAUSE SOLUTION
KDC not working
Dead battery
z Charge battery by connecting KDC to your PC using the
included cable
Hardware failure z Contact distributor for technical support
KDC not charging
Bad battery z Replace battery – Contact Local Distributor
Poor USB port
z USB port doesn’t supply proper current to KDC - Charge KDC
using a different USB port on your PC
Failed reading
Damaged barcode
z Scan a different barcode
Out of scan range
z Move the scanner closer to barcode
z Move scanner farther from the barcode
Incorrect angle z Change the angle of scanner to barcode
Symbology
not supported
z Contact KoamTac - www.koamtac.com for possibility of
custom symbology support
Scan options z Check scan option settings
Dirty scan window z Clean scan window
Damaged scan window z Replace scan window
KDC reads
wrong barcode
Dirty scan window
z Clean scan window
Damaged scan window z Replace scan window
Poor quality barcode
z Select only necessary barcodes
z Increase minimum barcode length
z Increase security level
Can’t communicate
with PC, PDA,
or smartphone
USB cable is not
connected properly
z Check cable connection between KDC and host device
Software is not
working properly
z Reload the software
COM configuration z Check COM port configurations
LED blinks yellow
Low battery power
z Charge the battery by connecting KDC to PC.
z KDC will lose collected data if the battery is empty.
Buffer Full Message
Full Memory
z Clear the Memory using Synchronization program
Empty Battery
Message
Empty battery
z Connect USB immediately.
z Synchronize the collected data and charge KDC
Abnormal KTSync
Operation on DELL
PC
Quickset Utility
z Disable Quickset Utility before using KTSync.
z Dell Quickset utility interrupts normal KTSync operation
WSED Utility
z Disable WSED Wireless enable/disable utility
z delete the folder C:\Program Files\WSED,
which contains a file WSED.exe, with the same icon as
in the taskbar
z Delete the registry entry KEY_LOCAL_MACHINE
\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WSED
Table 5 - Troubleshooting Techniques