Brother HL-4040CDN - Manual (Page 108)

Routine Maintenance
99
6
Toner cartridges
6
Note
• The amount of toner used varies according to what is printed on the page and the print density setting.
• Wait to unpack the toner cartridge until immediately before you put it into the printer.
Toner nearly empty message
6
Check printed pages, page counter, and display messages regularly. If the o indicator starts blinking, the
printer has nearly run out of toner or the toner is not evenly distributed inside the cartridge.
Ready
o n n o
The four o marks (also n, n=blinking o) indicate the Black (K), Yellow (Y), Magenta (M), Cyan (C) toner
cartridges from left to right.
Although you can print up to 300 additional pages (at 5% coverage) after the Toner Low message first
appears, be sure to replace the toner cartridge with a new one before it becomes completely empty. When
this occurs, the o indicator on the LCD will disappear.
Toner Life End message
6
When the following message appears on the LCD, you need to replace the toner cartridge:
Toner Life End
Replace Black(K)
The second line of the LCD indicates which color you need to replace.
Replacing a toner cartridge
6
Note
• To ensure high quality printing, we recommend that you use only genuine Brother toner cartridges. When
you want to buy toner cartridges, call your dealer or Brother Customer Service.
• We recommend that you clean the printer when you replace the toner cartridge.
See Cleaning on page 123.