KoamTac KDC20 - Table 6 - Troubleshooting Techniques

194
range or incorrect angle
changing the angle of the scan.
KDC reads
wrong
barcode
Dirty scan window
Clean scan window
Damaged scan window
Replace scan window
Poor quality barcode
Select only necessary barcodes, increase
minimum barcode length, increase security
level.
KDC unable
to connect
with host
device.
Smartphone – Make sure correct
Bluetooth profile is selected. Use
HID iOS or MFi for iOS devices and
HID Normal/SPP for Android
devices.
Unpair KDC and scan appropriate pairing
bar code on quick manual. Once scanned
the LED lights on the KDC will blink
Orange indicating HID mode, Red
indicating SPP mode, or Green indicating
MFi mode.
PC (wired) – Make sure USB cable
is connected properly and USB
port or cable is not damaged.
Try reinstalling KDC driver, restarting PC
and using different USB ports and USB
cables.
PC (Bluetooth) – Make sure SPP
profile is used and KDC is
unplugged from USB cable
Unplug KDC from USB and repair using
Bluetooth.
Buffer Full
Message
Barcode storage is full.
First, synchronize data using KTSync to
save data to PC then clear memory using
Memory Reset bar code on the quick
manual.
Abnormal
KTSync
Operation
on DELL PC
Quickset Utility
Disable Quickset Utility before using
KTSync. Dell Quickset utility interrupts
normal KTSync operation
KDC500
touch
keypad not
working
WSED Utility
Disable WSED Wireless enable/disable
utility. Delete the folder C:/Program
Files/WSED, which contains a file
WSED.exe, with the same icon as in the
taskbar
Delete the registry entry
KEY_LOCAL_MACHINE
/SOFTWARE/Microsoft/Windows/CurrentV
ersion/Run/WSED
Foreign object detected
Clear any foreign object (including your
finger) placed on the touch keypad and
reset KDC.
KDC500
Compromise
message
displayed
Hardware failure
Contact distributor for technical support.
Security Attack detected
Contact distributor for technical support.
Table 6 - Troubleshooting Techniques