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EN Numerical messages 77
1
1 Disconnect the power cable from the product, wait at least 30
seconds, reconnect the power cable, and then wait for the product
to initialize.
2 If the error persists, replace the formatter.
1 Open the top cover, and remove the toner cartridge.
2 Pull the sealing tape tab to remove the strip.
3 Reinstall the toner cartridge, and then close the top cover.
1 Remove the printer from any UPS supplies, additional power
supplies, or power strips.
2 Plug the printer into a wall outlet, and see if this resolves the
problem.
3 If the printer is already plugged into a wall outlet, try another power
source in the building that is independent of the one currently being
used.
4 The line voltage and current source at the printer location might
need to be inspected to ensure that it meets the printer’s electrical
specifications.
1 Disconnect the power cable from the product, wait at least 30
seconds, reconnect the power cable, and then wait for the product
to initialize.
2 Check the cabling to the ECU.
3 If the error persists, replace the ECU.
54 Printer error
54.1 Remove sealing tape alternates with
From toner cartridge
54.4 Printer error alternates with
Cycle power to continue
55 DC controller error