31
TROUBLESHOOTING GUIDE (CONTINUED)
Symptoms Possible Causes Solution
The unit is
transmitting
each character
twice
Configuration is not
correct
Increase interscan code delay
setting. Adjust whether the F0
break is transmitted. It may be
necessary to try this in both
settings.
Everything
works except for
a couple of
characters
These characters
may not be supported
by that country’s key
look up table
Try operating the scanner in Alt
mode.
Power-up OK
and scans OK
but does not
communicate
properly to the
host
Com port at the host
is not working or
configured properly
Check to make sure that the baud
rate and parity of the scanner and
the communication port match
and the program is looking for
“RS-232” data.
Power-up OK
and scans OK
but does not
communicate
properly to the
host
Cable not connected
to the proper com
port
Check to make sure that the baud
rate and parity of the scanner and
the communication port match
and the program is looking for
“RS-232” data.
Power-up OK
and scans OK
but does not
communicate
properly to the
host
Cable not connected
to the proper com
port
Check to make sure that the baud
rate and parity of the scanner and
the communication port match
and the program is looking for
“RS-232” data.
The host is
receiving data
but the data
does not look
correct
The cradle and host
may not be
configured for the
same interface
parameters
Check that the cradle and the host
are configured for the same
interface parameters
Characters are
being dropped
Inter-character delay
needs to be added to
the transmitted output
Add some inter-character delay to
the transmitted output