Troubleshooting Guide - Metrologic MK9535-39B538 Installation And User Manual

T
ROUBLESHOOTING
The following guide is for reference purposes only. Contact a Metrologic
representative at 1-800-ID-Metro or 1-800-436-3876 to preserve the limited
warranty terms.
Symptoms
The scanner
has no LEDs,
beeper or laser
while seated in
cradle.
The scanner
has no LEDs,
beeper or laser
when out of the
cradle.
The scanner
locks up after
the first scan.
The white LED
stays on and
the unit razzes
twice.
The scanner
locks up after
scanning a bar
code. The
white LED stays
on and the unit
razzes twice.
The scanner
emits 2 beeps
with alternately
flashing LEDs
on power-up.
G
UIDE
Possible Causes
No power is being
supplied from cradle
to scanner.
The scanner's
internal battery is not
supplying power to
scanner.
Communication has
not been established
between scanner and
cradle.
The distance between
scanner and cradle is
beyond the 10-meter
operation range and
RangeGate is not
activated.
There may be a
possible ROM failure.
Solution
Check the transformer, outlet and
power strip. Verify the power
cable is plugged into the cradle
properly.
Place the scanner into the cradle
to recharge the battery.
Establish communication between
scanner and cradle before
scanning a normal bar code.
Bring the scanner back into the
10-meter communication range
from the cradle.
A flash ROM upgrade required.
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