Pendulum assembly
1.
Before proceeding, remove the following:
●
Formatter cover. See
Formatter cover on page 18
.
●
Dummy cover. See
Dummy cover on page 23
.
●
Formatter PCA. See
Formatter PCA on page 19
.
●
Rear cover assembly. See
Rear cover assembly on page 24
.
●
Left cover. See
Left cover on page 28
.
●
Right-rear cover. See
Right-rear cover on page 30
.
●
Tray 1 cover. See
Tray 1 cover on page 32
.
●
Cartridge-door assembly. See
Cartridge-door assembly on page 34
.
●
Right cover assembly. See
Right cover assembly on page 36
.
●
Lower right cover. See
Lower right cover on page 41
.
●
Document feeder/scanner assembly. See
Document feeder/scanner assembly on page 46
.
●
Top cover. See
Top cover on page 95
.
●
DC controller. See
DC controller on page 102
.
●
Low-voltage power supply. See
Low-voltage power supply (LVPS) on page 106
.
●
Fuser motor. See
Fuser motor on page 120
.
2.
On the right side of the product, remove two screws.
Figure 1-180
Remove the pendulum assembly (1 of 4)
ENWW
Removal and replacement procedures
121
Summary of Contents for LaserJet Pro M521
Page 1: ...LASERJET PRO MFP Repair Manual M521 2 ...
Page 2: ......
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 ...
Page 189: ......
Page 190: ... 2012 Hewlett Packard Development Company L P www hp com A8P79 90904 A8P79 90904 A8P79 90904 ...