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19. TROUBLESHOOTING
Check the following points before requesting for repair:
The power does not turn on
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Is the specified battery pack being used?
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Is the battery pack sufficiently charged?
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Is the battery pack installed correctly?
The printer does not print or connect
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Is the USB cable connected correctly?
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Do the specifications of the USB cable conform to its specifications of this manual?
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Does the used interface conform to the printer?
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Is the Bluetooth / Wireless LAN status normal?
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Is the communication condition between the printer and the host device correct?
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Is the specified thermal paper being used? Is the paper orientation (surface/back) correct?
An error is shown
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See "7 LED INDICATION OF PRINTER".
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Are the function settings of the printer correct?
The battery pack cannot be installed
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Is the battery pack connected correctly?
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Is the specified battery pack being used?
The battery runs out soon even if charged
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Has the battery been charged correctly?
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If the battery pack is charged correctly but does not last for a long time, it is almost dead.
Replace it with a new one.