Brother HL 3070CW - Manual (Page 132)

Routine Maintenance
122
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Waste toner box
5
Order No. WT-200CL
The life of a waste toner box is approximately 50,000 A4 or Letter size single-sided pages.
WT Box End Soon message
5
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. To replace the waste toner
box, see Replacing the waste toner box on page 123.
Replace WT Box message
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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.
WARNING
DO NOT put the waste toner box into a fire. It could explode.
Be careful not to spill the toner. DO NOT inhale or allow it to get into your eyes.