Nokia RM-721 - Display Module Troubleshooting; General Instructions for Display Troubleshooting; Numerical Keypad Illumination Troubleshooting

Numerical keypad illumination troubleshooting
Troubleshooting flow
Display module troubleshooting
General instructions for display troubleshooting
Context
•
The display is in a normal mode when the phone is in active use.
•
Display is in a sleep mode when the phone is in the screen saver mode.
RM-721; RM-722
BB Troubleshooting and Manual Tuning Guide
Page 3 – 24 COMPANY CONFIDENTIAL Issue 1
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