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TROUBLESHOOTING GUIDE
SYMPTOMS POSSIBLE CAUSE(S) SOLUTION
Aux Port Operation with any Interface
Trouble with the
secondary
scanner.
Refer to the user guide provided
with the secondary scanner.
Secondary
scanner powers
up but data is
not relayed to
the host.
Cable
[PN
57-57170x-3] may
not be connected to
the proper port.
Ensure the secondary scanner is
connected to the 7820 com port
marked “Aux” port.
The “Aux” com port
may not be operating
properly.
* The 7820 must be configured
to enable the “Aux” port.
The secondary scanner must be
configured to send ‘secondary’
formatted data (reserve
code 32).
* Use the “Auxiliary mode setup” wizard in MetroSet
®
.
USB Only
The scanner
powers up ok,
scans ok but
does not
communicate.
The USB Port is not
operating correctly.
Check that the scanner is
configured for USB operation.
Check that the host’s USB port is
enabled.