User's Guide
Page 424
... can do not replace the toner cartridge, print quality problems may occur. See "Contacting Dell" on . See "Cleaning the Color Toner Density (CTD) Sensor" on page 459. Error-Code 077-100 077-101 077-102 077-104 077-105 077-300 077-900 077-901 091-402 092-310 093-423 093-424 093-425 093-426 093-919 093...-920 093-921 093-922 093-930 093-931 093-932 093-933 093-960 093-961 093-962 093-963 What you do Check and clear the paper path. See "Clearing Jams...
... can do not replace the toner cartridge, print quality problems may occur. See "Contacting Dell" on . See "Cleaning the Color Toner Density (CTD) Sensor" on page 459. Error-Code 077-100 077-101 077-102 077-104 077-105 077-300 077-900 077-901 091-402 092-310 093-423 093-424 093-425 093-426 093-919 093...-920 093-921 093-922 093-930 093-931 093-932 093-933 093-960 093-961 093-962 093-963 What you do Check and clear the paper path. See "Clearing Jams...