User's Manual

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11. TROUBLESHOOTING
Please check the following points before asking for repair.
QPower does not turn on:
Make sure the recommended AC adapter or battery pack is used.
Make sure the AC cable and AC adapter are correctly connected.
Make sure the AC adapter is correctly connected to the printer.
Make sure the battery pack is fully charged.
QPrinter does not print:
Make sure the interface cable is correctly connected.
Make sure the interface cable that meets the Interface Specifications listed on page 43.
Make sure the transmission conditions for the printer and the host computer are correct.
Make sure the recommended paper is used and the paper orientation (top/bottom) is correct.
QPOWER lamp blinks:
See the Lamp Indication on page 18.
QBattery pack is not installed:
Make sure the battery pack is correctly aligned.
Make sure the correct battery pack is used.
QBattery runs out soon after charging:
Make sure the battery has been correctly charged.
If the battery does not recover to its full charge, it is almost dead. Replace it with a new one.