Frequency Dual Phone Repair Beginners Guide

Author: Sun Yuanwang
Publisher:
Publish Date: 2003-08-01
Features: This book is a guide for GSM mobile phone repair technicians, serving as a teaching material for mobile phone repair courses offered by training schools across various regions, as well as a reference for self-taught individuals learning to repair dual-band phones. Taking the relatively common Samsung and Siemens dual-band mobile phone series in China as examples, the book explains the basic structure, working principles, and characteristics of GSM digital dual-band phones in an easy-to-understand manner. Based on a detailed analysis of mobile phone causes, it specifically describes the circuit principles and various repair methods and techniques, using the Samsung and Siemens dual-band phone series as case studies. This is an excellent introductory reading for those learning to repair dual-band phones.