HP Indigo 7800 Second Transfer Troubleshooting -- CA393-09910 Rev 00
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- HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 1
Document details Purpose To describe how to troubleshoot second transfer issues. Scope HP Indigo 7000 Digital Press, HP Indigo 7500 Digital Press, HP Indigo 7600 Digital Press, HP Indigo 7800 Digital Press, HP Indigo 7r Digital Press. Document number CA393-09910 Revision number 00 - HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 2
Table of contents 1 Overview ...1 Special jigs and tools ...1 2 Lack of second transfer ...2 Appendix A Revision history and confidentiality notice ...6 Revision history...6 Printing instructions...6 Confidentiality notice...6 ii - HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 3
1 Overview This document describes how to troubleshoot second transfer issues. Special jigs and tools IR gun for temperature measurement. Overview 1 - HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 4
2 Lack of second transfer The lack of second transfer usually occurs with thick substrates (250 µm or more) and usually appears on the leading edge at the rear (non-operator) side. The following are examples of the phenomenon. Figure 2-1 Lack of second transfer Figure 2-2 Lack of second transfer and - HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 5
Figure 2-4 Lack of second transfer and IR reading issue Troubleshoot the issue as follows: NOTE: Do not use procedure IR sensor, airflow connection problems, and damaged wires. 3. Remove the PSTB assembly and clean the IR sensor lens according to the cleaning instructions and if the temperature - HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 6
found in the CE Suitcase at: C:\CE Suitcase\Commercial\HP Indigo 7000 Digital Press\Troubleshooting\ gapFF_div4_noZerosAtEndd.txt d. Rename the new file that was pasted 1/0) job and verify good transfer quality. If the transfer problem still exists, continue with the following steps. 10. Open the - HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 7
a. Navigate to bypassTableTopic > impressionEngageCalibration. Set the Saved parameter to TRUE. b. Navigate to imprEngagePropertiesTopic > enableGapCalInLCS. Verify that the Saved parameter is FALSE. The second transfer calibration should no longer be performed (from Print Care or elsewhere). Inform - HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 8
Engineer (TS) Press Group Manager R&D Engineer Printing instructions Follow these recommendations to achieve the best print quality. Paper weight Page size Printing document contains valuable trade secrets and confidential information of HP. Nothing herein may be copied, reproduced or distributed - HP Indigo 7800 | Second Transfer Troubleshooting -- CA393-09910 Rev 00 - Page 9
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 2016 HP Development Company, L.P. All rights reserved. Confidentiality notice 7
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Second Transfer Troubleshooting
Document details
Purpose
To describe how to troubleshoot second transfer issues.
Scope
HP Indigo 7000 Digital Press, HP Indigo 7500 Digital Press, HP Indigo 7600 Digital Press,
HP Indigo 7800 Digital Press, HP Indigo 7r Digital Press.
Document number
CA393-09910
Revision number
00
Date
21 April 2016
Security level
HP Confidential
The information contained in this document is accurate at the date of release.
Check CE Suitcase for the most recent version of this document.
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