HP laserjet 2015 series Instruction De Maintenance

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Clean the pickup roller (tray 1)
1.
Unplug the power cord from the printer, and allow the printer to cool.
2.
Press the print-cartridge-door button to open the print-cartridge door.
3.
Remove the print cartridge.
CAUTION
After removing the print cartridge, only handle it on the ends.
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Chapter 4   Maintenance
ENWW