Motorola MS4404 Manual De Usuario

5 - 2

Symbol MS4404/MS4407 Integration Guide

No red LED or nothing 
happens during a 
capture attempt.

No power to the imager.

Check the system power.
Confirm that the correct host interface 
cable is used.

Connect the power supply.

Re-connect loose cables.

Imager cannot read the 
bar code.

Interface/power cables are 
loose.

Re-connect loose cables.

Imager is not programmed for 
the correct bar code type.

Ensure the imager is programmed to 
read the type of bar code to be decoded.

Try capturing other bar code(s) and other 
bar code types.

Incorrect communication 
parameters.

Set the correct communication 
parameters (baud rate, parity, stop bits, 
etc.)

Bar code symbol is 
unreadable.

Check the symbol to ensure it is not 
defaced. Try capturing similar symbols of 
the same code type.

Inappropriately hot 
environment.

Remove the imager from the hot 
environment, and allow it to cool down.

Laser activates, followed 
by a beep sequence.

Beeper is configured.

Refer to 

 for 

beeper indication descriptions.

If after performing these checks the symbol still does not decode, contact the distributor or contact 
Motorola Enterprise Mobility Support. See 

 for contact information.