Keyboard Troubleshooting - Nokia n80 User Manual
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Also See for n80:
- User manual (142 pages) ,
- Manual (128 pages) ,
- Aplicaciones adicionales manual (33 pages)
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RM-91; RM-92
BB Troubleshooting and Manual Tuning Guide
Keyboard troubleshooting
Context
There are two possible failure modes in the keyboard module:
• One or more keys can be stuck, so that the key does not react when a keydome is pressed. This kind of
failure is caused by mechanical reasons (dirt, corrosion).
• Malfunction of several keys at the same time; this happens when one or more rows or columns are failing
(shortcut or open connection). For a more detailed description of the keyboard and keymatrix, see
section Keyboard.
If the failure mode is not clear, start with the Keyboard Test in
Issue 1
COMPANY CONFIDENTIAL
Copyright © 2006 Nokia. All rights reserved.
Phoenix .
Nokia Customer Care
Page 6 –33
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Table of Contents
Troubleshooting
