
TROUBLESHOOTING GUIDE
The following guide is for reference purposes only. Contact a Metrologic representative at 
| SYMPTOMS | POSSIBLE CAUSE(S) | SOLUTION | |
| 
 | 
 | 
 | |
| 
 | 
 | 
 | |
| 
 | 
 | Check transformer, | |
| No LEDs, beep | No power is being supplied to | outlet and power strip. | |
| Make sure the cable is | |||
| or laser line | the scanner | ||
| plugged into the | |||
| 
 | 
 | scanner. | |
| 
 | 
 | 
 | |
| 
 | 
 | Some host systems | |
| 
 | No power is being supplied to | cannot supply enough | |
| No LEDs, beep | current to power the | ||
| the scanner from host | |||
| 
 | MS6220. Use the | ||
| 
 | 
 | ||
| 
 | 
 | proper power supply. | |
| 
 | 
 | 
 | |
| 
 | 
 | 
 | |
| 
 | 
 | Contact a Metrologic | |
| 3 beeps on | 
 | Representative, if the | |
| unit will not hold the | |||
| power up | |||
| 
 | programmed | ||
| 
 | 
 | ||
| 
 | 
 | configuration. | |
| 
 | 
 | 
 | |
| 
 | 
 | 
 | |
| Continuous razz | RAM or ROM failure | Contact a Metrologic | |
| tone on power up | Representative. | ||
| 
 | |||
| 
 | 
 | 
 | |
| 
 | 
 | 
 | |
| Razz tone at | VLD failure or a Scanner | Contact a Metrologic | |
| power up | flipper failure | Representative. | |
| 
 | 
 | 
 | |
| 
 | 
 | 
 | |
| Unit scans, | Same Symbol timeout set too | Adjust same symbol time | |
| Communicates | |||
| short | out for a longer time. | ||
| and beeps twice | |||
| 
 | 
 | ||
| 
 | 
 | 
 | |
| 
 | 
 | 
 | |
| The unit powers | Beeper disabled. No tone | Enable beeper. Select | |
| up but does not | |||
| selected | tone. | ||
| beep | |||
| 
 | 
 | ||
| 
 | 
 | 
 | |
| 
 | 
 | 
 | 
14