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TROUBLESHOOTING GUIDE 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 Possible Causes Solution
No LEDs, beep
or laser -
Scanner in Cradle
No power is being
supplied from cradle
to scanner
Check transformer, outlet and
power strip. Make sure the cable
is plugged into the cradle properly.
No LEDs, beep,
or laser -
Scanner out of
Cradle
Internal battery not
supplying power to
scanner
Place the scanner into cradle to
recharge the battery.
Scanner’s white
LED locks up
after first scan,
and razz twice
Communication is not
established between
scanner and cradle
Establish communication between
scanner and cradle before
scanning a normal bar code
Scanner scans,
but white LED
locks up at one
scan and razz
twice
The distance between
scanner and cradle is
beyond the 10-meter
operation range
Bring the scanner back into the
10-meter communication range
from the cradle.
2 Beeps with
alternately
flashing LEDs
on Power up
Possible ROM failure Flash ROM Upgrade Required
3 Beeps on
power up Non-volatile RAM
failure
Contact a Metrologic
Representative, if the unit will not
hold the programmed
configuration.
Continuous razz
tone on power
up RAM or ROM failure Contact a Metrologic
Representative, if the unit will not
function.
Razz tone and
blue LED flash
at power up VLD failure Contact a Metrologic
Representative
Razz tone, blue
and white LEDs
flash at power
up
Scanning mechanism
failure Contact a Metrologic
Representative