HL-L5210 office laser family code list
Family-scoped printer codes with severity and the shortest useful meaning line for quick triage.
Size Error DX or Size Error 2-sided
The paper loaded for duplex printing does not match the printer's expected size or duplex setting.
Size Error DX or Size Error 2-sided shown on the machine LCD.
Retry Updating by USB
A firmware update failed and the printer wants the update retried by USB.
Retry Updating by USB shown on the machine LCD at startup.
Toner Low or Prepare New Toner Cartridge
The installed toner is low and should be replaced soon.
Toner Low or Prepare New Toner Cartridge shown on the machine LCD.
Drum End Soon
The drum unit is nearing its replacement threshold.
Drum End Soon shown on the machine LCD.
Paper is Jammed in the 2-sided Tray
A duplex paper jam was detected in the 2-sided path.
Paper is Jammed in the 2-sided Tray shown on the machine LCD.
Replace the Toner Cartridge
The installed toner has reached its stop threshold and must be replaced.
Replace the Toner Cartridge shown on the machine LCD.