Trouble Shooting - Extech Instruments S2500THS User Manual

4.6 Trouble Shooting:

Problem
Does not feed paper or has
a paper jam.
Does not print
Light printing
Voids in printing
Red (Error) LED on
If the problem is not identified following above trouble shooting guide, contact Extech
Technical Support.
Support numbers and Email addresses are listed at www.extech.com.
Other than routine cleaning and other maintenance described in Section 4, the printer is
not intended to be serviced by the user. It must be returned to an authorized service center.
Under no circumstances should the user attempt to take the printer apart.
Action
Remove any jammed supply
Reload paper supply.
Check or replace the printer's battery
Make sure the paper supply is loaded
correctly, not backwards.
Verify communication between the host
device and the printer by disconnecting
the communication cable and performing
a printer self test.
Check or recharge the battery
Adjust the print contrast through print
application.
Clean the print head following the cleaning
instruction listed in Cleaning
Check that paper roll is not out
Error reading MCR
After extended printing, print head may
be hot; printer will pause before resuming
printing.
section.
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