Nokia 300 - Keyboard Leds Troubleshooting; Touch Screen Troubleshooting; Introduction to Touch Screen Troubleshooting

Keyboard LEDs troubleshooting
Troubleshooting flow
Touch screen troubleshooting
Introduction to touch screen troubleshooting
The device has a resistive touch screen user interface and has a traditional ITU-T keypad. The key components
of the touch screen user interface are:
RM-781
BB Troubleshooting and Manual Tuning Guide
Page 3 – 24 COMPANY CONFIDENTIAL Issue 1
Copyright © 2011 Nokia. All rights reserved.