Metrologic MS7120 Series Installation And User Manual page 29

Troubleshooting Guide (continued)
Keyboard Wedge Only
SYMPTOMS POSSIBLE CAUSE(S)
The unit scans Configuration is not
the bar code but correct
there is no data
The unit scans Configuration is not
but the data is correct
not correct
The unit is Configuration is not
transmitting correct
each character
Alpha characters Computer is in Caps Lock
show as lower mode
case
Everything These characters may not
works except for be supported by that
a couple of country's key look up table
characters
SOLUTION
Make sure the scanner is configured
for the appropriate mode. Check
internal jumper
Make sure that the proper PC type AT,
PS2 or XT is selected. Verify correct
country code and data formatting are
selected. Adjust intercharacter delay
SYMPTOM
Increase the interscan code delay
setting. Adjust whether the F0 break is
transmitted. It may be necessary to try
this in both settings.
Enable Caps Lock detect setting of the
scanner to detect whether the PC is
operating in Caps Lock
Try operating the scanner in Alt mode
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