Close the front cover.

g Put the toner cartridge back into the drum unit until you hear it lock into place. If you put the cartridge in correctly, the blue lock lever will lift automatically.

h Put the drum unit and toner cartridge assembly back in the machine.

i

j Plug the machine’s power cord back into

the electrical socket first, and then reconnect all cables. Turn on the machine.

Troubleshooting and routine maintenance

C

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