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TROUBLESHOOTING
Symptom Possible Cause(s) Solution
RS232 Only
The com port at the
host is not working or is
not configured properly.
The cable is not
connected to the
proper com port.
The unit powers up OK
and scans OK but does
not communicate
properly to the host.
The com port is not
operating 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 RS232
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.
Check that the scanner and the host are configured for the same
interface.
Characters are being
dropped.
The intercharacter delay
needs to be added to
the transmitted output.
Add some intercharacter delay to the transmitted output by using the
MetroSelect Configuration Guide (
MLPN 00-02407x).
Aux Port Operation With Any Interface
The secondary scanner
is not functioning.
Refer to the user’s guide provided with the secondary scanner.
The secondary scanner
cable may not be
connected to the proper
port on the MS2420.
Ensure that the secondary scanner is connected to the MS2220 com
port marked “Aux” port.
* The MS2220 series must be configured to enable the auxiliary port.
The secondary scanner
powers up but data is
not relayed to the host.
The auxiliary com port
may not be operating
properly.
The auxiliary input port’s data format must match the main output
format of the secondary scanner.
* Refer to the MS2x20 Stratos Series Scanner/Diva Scale Configuration Addendum (MLPN 00-02272x) under
Scanner Configuration Bar Codes: Auxiliary Port, Quick Start for a Secondary Metrologic Scanner.