New Phone Circuit Diagram Collection and Repair Guide

Author: Ren Ze, Gong Chang (editors)
Publisher:
Publish Date: 2002-10-01
Features: In the information age, using radio mobile phones for timely communication and obtaining information is increasingly flexible and convenient, being accepted by more and more people. After the introduction of China's cellular phone network (Figure 1), it developed rapidly. After the introduction of the GSM digital cellular network in 1992, its growth accelerated even further, with the number of GSM mobile phone users nearly doubling every year. By 2000, the total number of mobile phone users nationwide reached 42 million, exceeding 70 million in 2001, with over 90% using GSM digital phones. This book is a sequel to "Common Mobile Phone Circuit Diagram Collection and Maintenance Guide," introducing the fault diagnosis and circuit diagrams of 11 common Motorola mobile phones. It includes both fault analysis and numerous repair examples. The book provides detailed and rich material, featuring fault analysis along with many repair examples. The circuit diagrams include schematic diagrams, component layout diagrams, and actual circuit board images. It is suitable for maintenance personnel, as well as, educators, and researchers for reference. This book is a sequel to "Common Mobile Phone Circuit Diagram Collection and Maintenance Guide," introducing the fault diagnosis and circuit diagrams of 11 common Motorola mobile phones. It includes both fault analysis and numerous repair examples.