When the life of the waste toner container expires totally, the display screen shows the error message of replacing waste toner container.
At this stage, the waste toner container needs to be replaced.
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Check the type of the waste toner container for your machine (see Consumables and Accessories).
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Open the front door.
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Push the left/right locking levers and push outward as shown below. Then remove the waste toner container.
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Remove the new waste toner container from its package.
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Insert the new waste toner container until it locks in place.
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Close the front door. Ensure that the door is securely closed.
![[Note]](../../common/icon_note.png)
If the front door is not completely closed, the machine will not operate.