Nokia 6267 RM-210 Service Manual
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Contents
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User interface troubleshootingKeypad and side keys troubleshootingContextThere are two possible failure modes in the keyboard module:• One or more keys are stuck, so that the key does not react when a keydome or a side key is pressed. Thiskind of failure is caused by mechanical reasons (dirt, rust, mechanical damage, etc.)• Malfunction of several keys at the same time; this happens when one or more rows or columns in the keymatrix are failing (shortcut or open connection).If the failure mode is not clear, start with the Keyboard test in Phoenix.Troubleshooting flowDisplay module troubleshootingGeneral instructions for display troubleshootingContext• The display is in a normal mode when the phone is in active use.RM-210BB Troubleshooting and Manual Tuning GuideIssue 1 COMPANY CONFIDENTIAL Page 3 –17Copyright © 2007 Nokia. All rights reserved. |
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