941.02
The magenta toner cartridge needs maintenance. Call for service.
942.02
The yellow toner cartridge needs maintenance. Call for service.
943.02
The black toner cartridge needs maintenance. Call for service.
900–999 Service <message>
1
Turn the printer off.
2
Unplug the power cord from the wall outlet.
3
Check all cable connections.
4
Connect the power cord to a properly grounded outlet.
5
Turn the printer back on.
If the service message appears again, contact Customer Support, and report the message.
Understanding printer messages
171
Summary of Contents for d-Color MF920
Page 1: ...d Color MF920 d Color MF923 OPERATION GUIDE Code 556701en GB...
Page 89: ...3 Connect the answering machine or telephone to the adapter Faxing 89...
Page 174: ...3 Open the top door 4 Remove the right side cover Maintaining the printer 174...
Page 193: ...13 Insert the developer unit 14 Align and insert the imaging kit Maintaining the printer 193...
Page 248: ......