2.
Carefully place the document feeder/scanner assembly upside down on a level surface. Carefully
separate the black, adhesive-attached scanner and motor FFCs and Wi-Fi module FFCs from the
scanner lower cover.
Figure 1-97
Remove the Wi-Fi module and cable (1 of 6)
3.
Remove three screws from the scanner lower cover.
Figure 1-98
Remove the USB cable and USB grounding cable (2 of 6)
68
Chapter 1 Removal and replacement
ENWW
Summary of Contents for LaserJet Pro M521
Page 1: ...LASERJET PRO MFP Repair Manual M521 2 ...
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Page 3: ...HP LaserJet Pro MFP M521 Printer Repair Manual ...
Page 6: ...iv Conventions used in this guide ENWW ...
Page 10: ...viii ENWW ...
Page 14: ...14 mm 4 Chapter 1 Removal and replacement ENWW ...
Page 148: ...138 Chapter 1 Removal and replacement ENWW ...
Page 155: ...ENWW Assembly locations 145 ...
Page 186: ...176 Chapter 2 Parts and diagrams ENWW ...
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Page 190: ... 2012 Hewlett Packard Development Company L P www hp com A8P79 90904 A8P79 90904 A8P79 90904 ...