Our service book is in English only Below you can find index of the book: Chapter 1 Disassembly Instructions for Nokia 7110 Mobile Phone Chapter 2 Typical circuits Analysis for Nokia 7110 Mobile Phone 2.1 Power Supplies 2.1.1 Power distribution 2.1.2 Power UP 2.1.3 Modes of operation 2.1.4 Charging control 2.1.5 DC Regulators 2.2 RF Module 2.2.1 Receiver 2.2.2 Transmitter 2.2.3 Frequency Synthesizer 2.3 Audio Control and Memories 2.3.1 Audio Control 2.3.2 Memories 2.4 User Interface 2.4.1 Buzzer 2.4.2 Keyboard LED 2.4.3 Keys circuit 2.4.4 IR Interface 2.4.5 Earphone and MIC interface 2.4.6 LCD interface and LCD LED Chapter 3 Troubleshooting for Nokia 7110 Mobile Phone 3.1 Baseband Troubleshooting 3.1.1 Phone is totally dead 3.1.2 Flash programming doesn't work 3.1.3 Power doesn't stay on or phone is jammed 3.1.4 The phone doesn't register to the network or phone doesn't make a call 3.1.5. SIM Card is out of order 3.1.6 Not Charging 3.2 RF Troubleshooting 3.2.1 GSM Receiver 3.2.2 PCN Receiver 3.2.3 GSM Transmitter 3.2.4 PCN Transmitter 3.2.5 Sythesizers Appendices: Nokia 7110 mobile phone components layout-TOP Nokia 7110 mobile phone components layout-BOTTOM Nokia 7110 mobile phone troubleshooting color diagram color diagram |