| Problem |
Possible Cause |
Solution |
| Printer will not turn on |
- Battery is fully discharged
- Battery incorrectly installed
|
- Install a charged battery or recharge battery
- Check that battery is installed correctly
|
| Charge LED not steady when AC Adaptor is plugged in |
- No AC Power
- Bad AC Adaptor
|
- Check AC outlet and adaptor
- Make sure the battery is fully charged
|
| Battery is not charging |
- Battery incorrectly installed
- No AC power
|
- Check that battery is installed correctly
- Check that AC Adaptor is connect to a suitable AC supply and is correctly connected to the printer
|
| Poor print quality |
- Battery power is low
- Contrast settings not appropriate for media used
- Print head or paper roller may be dirty
- Paper quality may be bad
|
- Recharge battery
- Check Contrast command in Developer Manual
- Clean print head and roller with a thermal print head cleaning pen
- Test with approved Extech paper supply
|
| Paper not feeding |
- Obstruction in paper path
- Paper installed improperly
- Incorrect paper thickness
Paper door not closed correctly
|
- Check the paper path
- Verify installation
- Verify that paper meets Extech specifications
- Check that paper door is fully closed
|
| Low-BAT LED on steady |
|
|
| Prints illegible characters |
- Baud rate or parity not set correctly
|
- Verify that the printer and host setting match. Use test print to verify printer setting. In Windows, use generic printer driver, Extech driver, print manager, and direct write to port. In Windows Mobile devices use Fieldsoftware driver.
|
| Printer will not print |
- Battery discharged
- Paper incorrectly loaded
- No communication between printer and host device
|
- Check or replace the printer’s battery
- Make sure the paper supply is loaded correctly and not backwards
- Verify communication between the host device and the printer by checking the communication cable or wireless link (Bluetooth/Wi-Fi).
|
| Voids in printing |
- Print head needs to be cleaned
|
- Clean the print head following the cleaning instructions in the Users Manual
|
| Red (Error) LED on |
- Out of paper or paper door open
- Error reading MCR
- Print head is hot
- Print mechanism jam
|
- Check that paper supply is installed and paper door is closed. Press FEED button to advance paper
- Check magnetic card and reswipe making sure that magnetic strip is correctly positioned
- After extended printing, the print head may be hot; printer will pause before resuming printing
- After removing the paper jam, press FEED to clear problem
|
| Printer power will not last the full work day |
- Battery not fully charged prior to start of work day
- Battery is old and will not accept or hold sufficient charge for full day
|
- Make sure that battery is fully charged prior to use, it is best to ensure that printer is turned off prior to initiating a charge cycle
- Check battery date code if the battery is older than one year it may need to be replaced
|
