22
TROUBLESHOOTING GUIDE (CONTINUED)
RS-232 only
IS6520/MS6520 Series Troubleshooting Guide (continued)
SYMPTOMS POSSIBLE CAUSE(S) SOLUTION
Powers 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, data bits, stops bits
and parity of the scanner and the
communication port match and
the program is looking for "RS-
232" data
Powers 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, data bits, stops bits
and parity of the scanner and the
communication port match and
the program is looking for "RS-
232" data
Powers up OK
and scans OK
but does not
communicate
properly to the
host
Com port not operating
properly
Check to make sure that the
baud rate, data bits, stops bits
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 scanner and host
may not be configured
for the same interface
font
Check that the scanner and the
host are configured for the same
interface font
Characters are
being dropped
Intercharacter delay
needs to be added to
the transmitted output
Add some Intercharacter delay
to the transmitted output by
using the MetroSelect ®
Programming Guide MLPN 2407