PAGE 2 (18)  Approved 1.0 
Nokia Mobile Phones Customer Care E&A 
 
SQX 00441-en MWy 
Technical Services, Repair Concepts  Confidential  15.04.2002 
 
Introduction 
 
The purpose of this document is to give Nokia service level 2 workshops aids to carry out 
service for 6310i. The use of this Service Manual is only for Nokia authorized service 
partners additionally to other service documentation like Service Bulletins. 
 
While every endeavor has been made to ensure the accuracy of this document, some 
errors may exist. If you find any errors or if you have further suggestions, Nokia should 
be notified. Please keep in mind also that this documentation is continuously being 
updated and modified, so watch always out for the newest version.
 
 
Warnings and Cautions 
Please refer to the phone’s user guide for instructions relating to operation, care and maintenance 
including important safety information. Note also the following: 
Warnings: 
1. CARE MUST BE TAKEN ON INSTALLATION IN VEHICLES FITTED WITH ELECTRONIC ENGINE 
MANAGEMENT 
SYSTEMS AND ANTI–SKID BRAKING SYSTEMS. UNDER CERTAIN FAULT CONDITIONS, EMITTED RF 
ENERGY CAN AFFECT THEIR OPERATION. IF NECESSARY, CONSULT THE VEHICLE 
DEALER/MANUFACTURER TO DETERMINE THE IMMUNITY OF VEHICLE ELECTRONIC SYSTEMS TO RF 
ENERGY. 
2. THE HANDPORTABLE TELEPHONE MUST NOT BE OPERATED IN AREAS LIKELY TO CONTAIN 
POTENTIALLY EXPLOSIVE ATMOSPHERES EG PETROL STATIONS (SERVICE STATIONS), BLASTING AREAS 
ETC. 
3. OPERATION OF ANY RADIO TRANSMITTING EQUIPMENT, INCLUDING CELLULAR TELEPHONES, MAY 
INTERFERE WITH THE FUNCTIONALITY OF INADEQUATELY PROTECTED MEDICAL DEVICES. CONSULT A 
PHYSICIAN OR THE MANUFACTURER OF THE MEDICAL DEVICE IF YOU HAVE ANY QUESTIONS. OTHER 
ELECTRONIC EQUIPMENT MAY ALSO BE SUBJECT TO INTERFERENCE. 
 
Cautions: 
1. Servicing and alignment must be undertaken by qualified personnel only. 
2. Ensure all work is carried out at an anti–static workstation and that an anti–static wrist strap is 
worn. 
3. Ensure solder, wire, or foreign matter does not enter the telephone as damage may result. 
4. Use only approved components as specified in the parts list. 
5. Ensure all components, modules screws and insulators are correctly re–fitted after servicing and 
alignment. Ensure all cables and wires are repositioned correctly. 
6. All PC’s used with NMP Service Software for this produce must be bios and operating system ”Year 
2000 Compliant”.
 
 
Service Manual 6310i Level 2  Copyright 2002 © Nokia Corporation