HP color laserjet 2550 series 서비스 매뉴얼

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User-replaceable parts
Pickup rollers and separation pads are user-replaceable parts.
Replacing the tray 1 pickup roller and separation pad
1. Turn the printer off and disconnect the power cable from the back of the printer.
2. Open tray 1.
3. Find the faceplate cover that is located beneath the pickup roller in tray 1.
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Chapter 3 Maintenance
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