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ZQ500 Series User Guide
Troubleshooting Tests
Printing a Configuration Label
To print out a listing of the printer’s current configuration fol-
low these steps:
1. Turn the printer off. Load the media compartment with
journal media (media with no black bars printed on the back).
2. Press and hold the Feed Button.
3. Press and release the Power button and keep the Feed
button pressed. When printing starts, release the Feed button.
Communications Diagnostics
If there is a problem transferring data between the comput-
er and the printer, try putting the printer in the Communications
Diagnostics Mode (also referred to as the “DUMP” mode). The
printer will print the ASCII characters and their text represen- ta-
tion (or the period ‘.’, if not a printable character) for any data
received from the host computer.
12. Blank LCD screen:
• Make sure printer is turned on.
• No application loaded or application corrupted: reload pro-
gram.
• Check LED ring around Power button to see if it’s blinking yel-
low. indicating the printer is in sleep mode. Press Power or
Select buttons to “wake up” the printer.
13. Magnetic Strip Card Won’t Read
• Ensure card is inserted with the magnetic stripe facing in the
correct direction.
• Check card for excessive wear or damage to the magnetic strip.
14. No NFC Connectivity
• Ensure smartphone is positioned 3 inches (7.62 cm) or closer
to the Print Touch icon on the side of the printer.
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