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Chapter 4: Using the Printer28
A798 Thermal Receipt Printer: User Guide A798-UG00001 Rev. A 10/07 10/07 A798-UG00001 Rev. A A798 Thermal Receipt Printer: User GuideA798 Thermal Receipt Printer: User Guide A798-UG00001 Rev. A 10/07 10/07 A798-UG00001 Rev. A A798 Thermal Receipt Printer: User Guide
Printer does not function
Condition Possible Causes What to Do Where to Go
Printer does not function Printer not plugged in Check that printer cables Chapter 3: Setting up the printer,
when turned on are properly connected “Connect the cables” (See page 15)
on both ends
Check that the host Chapter 3: Setting up the printer,
or power supply is “Connect the cables” (See page 15)
getting power
Receipt cover not Close and latch the
fully closed receipt cover
Printer stops functioning Printhead has overheated Allow the printhead to Chapter 4: Using the Printer,
cool down “Preventing overheating of the
printhead” (See page 25.)
Interrupted data signal Ensure the standard USB
over USB connection cable is no more than 5
meters long, with no
extensions; eliminate hubs
Faulty USB port Plug cable into another USB
port on host computer
Interruption of data RS-232C mode not Printer had previously Reset printer and check normal
working been connected to RS-232C faults.
USB host
Printer goes o-line USB cable is not If printer doesn’t Chapter 3: Setting up the Printer,
(red LED on USB connector connected properly auto-recover after 5–20 “Connect the cables” (See page 19)
is on or o) seconds, reconnect the
USB cable, reset the
printer, and reboot the
host computer; check that
USB cable are properly
connected on both ends