Nokia Customer Care 6 - Baseband Description and TroubleshootingCompany Confidential RH-47Issue 1 05/04 Copyright © 2004 Nokia Corporation Page 23Company ConfidentialPartially damaged deviceIf the device is working, but some functionality is missing, try to localize where the prob-lems is and see relevant part of this manual. For example, if audio is not working, see“Audio Troubleshooting”, if charging is not working see “Charging troubleshooting”.Most common symptoms reported by customerThis chapter describes the most common symptoms reported by customers when thedevice is brought in for service. Some tips where the trouble can be found are also given.When troubleshooting, use these tips and follow the given troubleshooting path.Most common symptoms for audio problems“Earpiece sound is missing””Handsfree sound is missing””Headset is not recognized””Microphone is not working””Volume cannot be adjusted””Ringing tones does not work””Audio volume too low”See audio troubleshooting.Most common symptoms for Bluetooth problems”Bluetooth does not work or connection cannot be established”Follow the Bluetooth troubleshooting guide lines gave relevant chapters.Symptoms related to energy management“Phone does not stay on””Charging is not working””Time is lost during battery change””Charging takes too long””Operating time is very short”See relevant part of energy management troubleshootingProblems related to UI module:“UI-module keypad is not working””Rocker is not working””Backlight is dim””Backlight not even””Backlight is blinking””Keypad or display backlight is not working””Display related problems”See UI module troubleshooting.