Printronix LP654C User Manual page 292

Cause
Is the machine connected to
the same network as the iOS
device?
Unable to print
Cause
Is the machine powered on? Please power this machine on.
Is the machine connected to
the same network as the iOS
device?
Is the latest firmware
installed?
Is there any paper?
Is there any toner?
Is AirPrint set to [Enable]?
Is any error displayed?
Solution
If the power is on, turn the power off and then on again to
see if the problem is solved.
Check if this machine is displayed on the iOS print screen.
If this machine is not displayed, check the IP address.
Solution
If the power is on, turn the power off and then on again to
see if the problem is solved.
Check if this machine is displayed on the iOS print screen.
If this machine is not displayed, check the IP address.
Make sure that the firmware of this machine and the
macOS and iOS software are of the latest versions.
If they are not of the latest versions, please update them to
the latest versions from the website or Apple's website.
Make sure that the out-of-paper message is not displayed.
Make sure that the out-of-toner message is not displayed.
Press the scroll buttons on the operator panel several times
to check the status of [AirPrint]. If [Disable] is displayed,
AirPrint is not available.
Check the error message.
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Reference
Turning the power off
-
Reference
Turning the power on
Turning the power off
-
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Error message list
When an error
message appears on
the display
Error message list
When an error
message appears on
the display
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Error message list
When an error
message appears on
the display