IBM 1220 - Manual (Page 112)

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What these messages mean:
The printer cannot establish communications with an installed network port.
What you can do:
• Press Go to clear the message and continue printing. The job may not print correctly.
• Program new firmware for the network interface by way of the parallel port.
• Press Menu to open the Job Menu and reset the printer.
What this message means:
The printer has lost the connection to an external print server (also called an external network
adapter or ENA).
What you can do:
• Make sure the cable connecting the ENA and the printer is securely attached. Turn the printer
off and then on to reset the printer.
• Press Go to clear the message. The printer erases any reference to the ENA and then resets.
What this message means:
Data has been sent to the printer through a serial port, but the serial port is disabled.
What you can do:
• Press Go to clear the message. The printer discards any data received through the serial port.
• Make sure the Serial Buffer menu item in the Serial Menu is not set to Disabled.
See also:
Serial Buffer
54 Network
Software Error 54 Std Network
Software Error
54 Std Par ENA
Connection Lost 54 Par ENA
Connection Lost
56 Serial
Port Disabled 56 Standard Serial Disabled