HP LaserJet Pro M521 - Page 50

Replace the toner cartridge
CAUTION: If toner gets on clothing, wipe it off by using a dry cloth and wash the clothes in cold
water. Hot water sets toner into fabric.
NOTE: Information about recycling used toner cartridges is on the toner-cartridge box.
1. Press the front-door-release button.
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2. Open the front door.
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36 Chapter 3 Parts, supplies, and accessories ENWW