HP P3015 Service Manual

HP LaserJet P3010 Series Printers
Service Manual
Additional product information:
www.hp.com/support/ljp3010series 

HP LaserJet P3010 Series Printers
Service Manual 

Copyright and License
© 2009 Copyright Hewlett-Packard
Development Company, L.P.
Reproduction, adaptation, or translation
without prior written permission is prohibited,
except as allowed under the copyright laws.
The information contained herein is subject
to change without notice.
The only warranties for HP products and
services are set forth in the express warranty
statements accompanying such products
and services. Nothing herein should be
construed as constituting an additional
warranty. HP shall...

Conventions used in this guide
TIP:Tips provide helpful hints or shortcuts.
NOTE: Notes provide important information to explain a concept or to complete a task.
CAUTION: Cautions indicate procedures that you should follow to avoid losing data or damaging the
product.
WARNING! Warnings alert you to specific procedures that you should follow to avoid personal injury,
catastrophic loss of data, or extensive damage to the product.
ENWW iii 

iv   Conventions used in this guideENWW 

Table of contents
1  Theory of operationBasic operation ............................................................................................................... ...................... 2
Major printer systems ......................................................................................................... . 2
Printer block diagram ......................................................................................................... .. 2
Sequence of operation...

Image formation process ................................................................................................... 27Latent-image formation stage ........................................................................... 28Primary charging .............................................................................. 28
Laser beam exposure ....................................................................... 28
Developing stage...

Sub cover .......................................................................................................... 55
External panels, covers, doors, formatter PCA, DIMM, and EIO disk ............................... 56 EIO disk ............................................................................................................. 56
DIMM cover and DIMM ..................................................................................... 57Reinstall the DIMM...

Power-on checks ............................................................................................. 132
Tools for troubleshooting ..................................................................................................... ............. 133
Individual component diagnostics .................................................................................... 133 LED diagnostics .............................................................................................. 133LED...