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HP Indigo W7200 Writing Head Service Instructions -- CA393-00150Document P/N: - Page 30

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Confidentiality notice The information contained in this document is accurate at the date of release. Check CE Suitcase for the most recent version of this document. This document contains valuable trade secrets and confidential information of HP. Nothing herein may be copied, reproduced or distributed in any form or medium, or disclosed to any third party in any manner, without prior written authorization of HP. The copyright notice, which appears in this document, is purely precautionary and shall not be deemed to constitute publication or intent to publish, in whole or in part. © Copyright 2008-2016 HP Development Company, L.P. All rights reserved. Confidentiality notice 27

Section	Page
1. Overview	4
Using the HP Indigo Print Care wizards	4
When to use Troubleshooting	4
2. Procedures	5
Visual inspection	5
Mounting the writing head and connecting the cables	5
Initial focus and leveling adjustment	8
Loading the writing head parameters	9
WHEL name change — for new writing head installation on HP Indigo w7200 Digital Press only	10
Initial image placement	11
Skew adjustment	11
Color adjust	12
Verify focus fine tuning	13
Verify and adjust the writing head tilt (Beam spacing) – manual	14
Laser uniformity	15
Verifying scaling	15
Verifying image placement	15
Verifying linear deskew and leveling	15
Linear deskew adjustment	16
Writing head quality wizard	16
3. Troubleshooting	17
Loading the writing head parameters	17
Initial image placement (only for the 7000 Press)	17
Skew adjustment (only for the 7000 and W7200 Presses)	17
Color adjust	18
Verify focus fine tuning	19
Verify and adjust the writing head tilt (Beam spacing) – manual	20
Verifying scaling (only for the 7000 Press)	21
Linear deskew correction	21
Line spacing for 0.56 mm banding	23
A. Revision history and confidentiality notice	29
Revision history	29
Printing instructions	29

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Conﬁdentiality notice

The information contained in this document is accurate at the date of release. Check CE Suitcase for the most recent version of this

document.

This document contains valuable trade secrets and conﬁdential information of HP. Nothing herein may be copied, reproduced or

distributed in any form or medium, or disclosed to any third party in any manner, without prior written authorization of HP. The copyright

notice, which appears in this document, is purely precautionary and shall not be deemed to constitute publication or intent to publish, in

whole or in part.

Conﬁdentiality notice