Brother HL-4150CDN User Manual page 141

Routine Maintenance
IMPORTANT
• Hold the green handles of the drum unit when you carry it. DO NOT hold the sides of the drum unit.
• We recommend that you place the drum unit on a clean, flat surface with a piece of disposable paper
underneath it in case you accidentally spill or scatter toner.
• To prevent damage to the machine from static electricity, DO NOT touch the electrodes shown in the
illustration.
e
Wipe the four scanner windows (1) with a dry, lint-free cloth.
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