It is one of repairing handbooks series usefull in finding a damage in phone and then repairing it. Our 74-pages book includes phone's schemes, diagrams showing what you should check or do to recognize the problem and then repair.
Our service book is in English only

Below you can find index of the book:
Chapter 1 Dismantling Hints for Nokia 8310 Mobile Phone
Chapter 2 Typical Circuits Analysis for Nokia 8310 Mobile Phone
[ The analysis to the circuits of RF part ]
1 circuit receiver
2 circuit transmitter
3 circuit of local oscillation and frequency synthesizer

[The analysis to the circuits of power part ]
1 circuit of power-on
2 circuit of the whole machine power supply
3 circuit of clock forming
4 circuit of logic control
5 other circuits
6 circuit of audio frequency

Chapter 3 troubles shooting and testing for hardware of Nokia 8310 mobile phone
Preparation before the maintenance
Matters needing attention in repairing
1 failure to power-on
2 failure of no networks
3 failure to transmit
4 failure to identify the SIM card
5 failure to display
6 vain keys
7 no voice in the earpiece
8 MIC disabled
9 no vibration
10 no ring
11 no keyboard ligh and background light
12 time showed abnormally
13 FM radio failed

Chapter 4 NOKIA Four in one software maintenance instrument
Appendices:
Nokia 8310 mobile phone components layout diagram 1
Nokia 8310 mobile phone components layout diagram 2
Nokia 8310 mobile phone troubles shooting color diagram.