20. Why the Status light shows red when I insert a new cartridge?
Step1: Check the cartridge whether you pull out the seal on it;
Step2: Take out of the cartridge from the printer, use a clean dry cloth to wipe cartridge chip softly;
Step3: Insert the toner cartridge and drum unit in the printer until hearing a “click” sound.
21. What’s the meaning of status displayed by the status indicator?
22. What’s the meaning of status displayed by the power indicator?