Troubleshooting Guide - Metrologic MS7120 Series Installation And User Manual

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 on page 39.
All Interfaces
MS7120 Series Troubleshooting Guide
SYMPTOMS POSSIBLE CAUSE(S)
No LEDs, beep No power is being supplied
or motor spin to the scanner
No LEDs, beep No power is being supplied
to the scanner from host
3 beeps on Non-volatile RAM failure
power up
Continuous razz RAM or ROM failure
tone on power
up
Razz tone and VLD failure
green LED flash
at power up
Razz tone and Scanner motor failure
both LEDs flash
at power up
Unit scans, Same symbol timeout set
Communicates too short
and beeps twice
22
SOLUTION
Check transformer, outlet and power
strip. Make sure the cable is plugged
into the scanner
Some host system's cannot supply
enough current to power Orbit. Use
the power supply included with the
scanner.
Contact a Metrologic Representative,
if the unit will not hold the
programmed configuration
Contact a Metrologic Representative,
if the unit will not function
Contact a Metrologic Representative
Contact a Metrologic Representative
Adjust same symbol timeout for a
longer time