Tray 1 or Tray 2 pickup solenoid
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
.
2.
Carefully unwind the wire harness (callout 1) from the retainer on the gear cover (callout 2).
Reinstallation tip
When you reinstall the gear cover, make sure that you wrap the solenoid-
wire harness around the retainer one and one-half times in a clockwise direction.
Figure 1-176
Remove the Tray 1 or Tray 2 pickup solenoid (1 of 3)
1
2
118
Chapter 1 Removal and replacement
ENWW
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 ...