Waste Toner Box - Brother HL-4140CN User Manual

Routine Maintenance

Waste toner box

Model Name: WT-300CL
The life of a waste toner box is approximately 50,000 A4 or Letter size single-sided pages.
WT Box End Soon message
WT Box End Soon
If the LCD shows WT Box End Soon, it means the waste toner box is near the end of its life. Buy a new
waste toner box and have it ready before you get a Replace WT Box message.
Replace WT Box message
When the following message appears on the LCD, you need to replace the waste toner box.
Replace WT Box
IMPORTANT
DO NOT reuse the waste toner box.
Replacing the waste toner box
Before you replace the waste toner box, see Before replacing the consumable items on page 93.
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Make sure that the machine is turned on. Press the front cover release button and then open the front
cover.
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