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ii
Publishing-in-support-of,
EDUCREATION PUBLISHING
RZ 94, Sector - 6, Dwarka, New Delhi - 110075
Shubham Vihar, Mangla, Bilaspur, Chhattisgarh - 495001
Website: www.educreation.in
________________________________________________________________
© Copyright, Authors
All rights reserved. No part of this book may be reproduced, stored in a retrieval system, or transmitted, in any form by any means, electronic, mechanical, magnetic, optical, chemical, manual, photocopying, recording or otherwise, without the prior written consent of its writer.
ISBN: 978-1-5457-0919-1
Price: ` 470.00
The opinions/ contents expressed in this book are solely of the authors and do not represent the opinions/ standings/ thoughts of Educreation or the Editors . The book is released by using the services of self-publishing house.
Printed in India
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iii
क क
nsojRu vxzoky
Asia Telecom India No.1 Mobile Training Institute Jabalpur, Madhya Pradesh
EDUCREATION PUBLISHING (Since 2011)
www.educreation.in
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v
ABOUT THE AUTHOR
Devratn Agrawal, one of the best authors of hardware and
certification book, has been involved with Mobile hardware and
software for over 6 years. His professional career includes
experience as a technician, You Tuber, Developer, Blogger, and
Motivator, trainer, teacher and end-user. He is the Made of several
website & Apps on Mobile hardware & Software, and many other
information technology and computing topics
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vi
This book is dedicated to Smt Kamlesh Agrawal & Shri S.R.
Agrawal, my Mom & Dad as a small thanks for his love and his
belief in me.
ह औ .आ . ह औ ह भैं ह |
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vii
ACKNOWLEDGMENTS
My thanks to All My Students, YouTube Subscriber; others
Follower for their contributions to this book always motivated me
to write a book in Mobile Repairing.
There is another group of people that made the final product of this
book possible. To my parents for giving me life, I hope I have
made you proud.
I would also like to special thanks to the following companies and
organizations for the use of their product images, illustrations, and
information:
Wikipedia
Motorola co.
Samsung
Google.co
नोट्स - अगय मह फुक चाहते है इस फुक को ससपफ ऑनराइन ही खयीदा जा सकता है | अगय ककसी ने बी इस फुक को ऑपराइन डामयेक्ट फेचा मा इस फुक के प्रॊट को ऑनराइन circulate ककमा | भतरफ whatsupps
ग्रऩु भें इस फुक की प्रॊट गमी | तो उस ऩय औय उस ग्रऩु के एडसभन ऩय रीगर एक्शन सरमा जामेगा औय उस ग्रऩु के एडसभन मा उस मजूय से उसका हजाफना बी सरमा जामेगा |
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viii
INTRODUCTION
ह | आ आ ह ह औ ह | ऐसा ह औ
आ ह आ ह |
ह ह ह ह ह |
ह ह ह ह ह | 1 ह | हभाये आ ह ह ह COUNTRY
आ ह | आ YOUTUBE ‘ASIA
TELECOM’ क | आ 300
| YOUTUBE ह ह ANDROID PLAY STORE
ASIA TELECOM क आ 20
ह औ | आ
ह
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ix
ह ह ह आ औ SHOP औ TOOL |
ह ?
100 % COMPLETE 95% 99% आ
ऩय 5000 ह 20000 ह ह | ण (TOOL)
| SHOP | ह 100% | ह ह PRICE COMPLETE
|
ह | WEBSITE औ APPS
| आ , औ ह ह ADVANCE MOBILE REPAIRING आ ह | आ ह ह
आ : , , ह components ह , , , , , , , , , ह ,
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CONTENTS Sr. Index Page
Acknowledgments vii Introduction viii
1 क 1 3
ह 4
औ 5
औ 7
advantage औ disadvantage 9
12
SMS failed ह 15
16
16
2 क क 19
औ ह ह 20
( ) 23
( औ - ) 25
ह ह 25
26
AC 26
DC ह ह 27
DC 28
औ ह ह 28
ह ह 29
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xiii
औ ओ ह ह 30
ह ह 30
ह ह 31
ह ह 31
3 क क क 34
35
औ 36
ह 38
ह 39
40
SMD ह ह 42
SMD 43
SMD components 48
SMD ह ह 49
SMD 49
SMD ह 50
SMD 51
SMD 53
SMD ह ह 55
SMD 56
SMD 57
SMD 58
SMD NPC 59
POLAR 61
, औ - 63
SMD ह ह 64
SMD 65
SMD 65
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xiv
SMD 66
ह ह 69
70
LED ह ह 70
LED 71
SMD S ह 71
SMD PNP ह 72
SMD NPN ह 73
SMD 73
SMD 74
SMD ह ह 78
SMD 79
SMD 80
ह ह 82
83
SMD ह ह 85
ह 86
4 89 ह ह 90
91
ह ह 93
94
ह ह 95
96
ह ह 99
100
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5 क क 104 105
105
106
107
107
VCO IC 115
DC TO DC 116
ESD – FILTER IC 117
6 119 ह 120
SMD Rework Station ह 127
SMD ह 128
DC 129
DC ह ह DC machine
129
multimeter ह 131
7 136 आ 137
ह आ 137
आ 138
ह ह 138
139
140
ह 141
142
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xvi
& 146
& 148
& 150
& 152
& 154
& 155
& 158
& 160
& 163
& 166
& 169
& 173
& 175
& 178
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INTRODUCTION OF MOBILE PHONE & HISTORY
क औ
CHAPTER - 1
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क
Mobile Definition What is Mobile?
( औ ह ह , , , , , , ) ण ह आ आ ह ह ह , , आ ओ औ ह , SMS, , , , , , औ औ औ MMS, MP3 , औ GPS. , ( ) ह , (PSTN) ह ( ह ) Mobile Mean: M - Modify O-Operation B - Byte I - Integration L - Limited E- Energy
Integration ( ) - ह
ह ह
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Figure -1: Evolution of mobile Phone
क
Mobile History आ ह ह ण ह आ |1947 ह | ह | औ | 1950 | आ आ 1973 आ | ओह ओ, 10 , 1969 ह 344970 ह
Figure 1.2: FIRST WIRELESS PHONE
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ह
Figure 1.3: MARTIN COOPER WITH BRICK PHONE
BRICKPHONE ह ददखाई ह ह 1G 1980 1991 | औ Mobile Band & Frequency Band (in Telecommunication)
Telecommunication : ह ह ण ह ह ह SPECIFIC ह ह
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औ ह ह | ह UPPER
औ LOWER ह India
2G capabilities GSM 900, GSM 1800
3G capabilities UMTS 2100
4G capabilities LTE 1800, LTE 2300
GSM, DCS and PCS: operate at different frequencies. GSM900 operates at 900MHz, DCS1800 operates at 1800 MHz and PCS 1900 operates at 1900 MHz Cell Broadcast allows you to view information on the screen of your phone updated automatically. For example it can tell you what area you're in. by selecting other channels
Some Type of Bands GSM - Global System for Mobile communications CDMA - Code Division Multiple Access UMTS – Universal Mobile Telecommunication (3G Network) LTE – Long Term Evolution (4G Network)
Bands
CDMA - (Code Division Multiple Access)
ह US ह ह CDMA ह औ ह , ह ह ह
ह , ह ह
CDMA ह ह ह ह औ ह
ह ह
GSM - (Global System for Mobile communication) ह
ह , औ ह GSM ह औ ह
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ह ह 2G GSM ह आ ह औ
50 kbit/s ह
LTE - (Long-Term Evolution) 4G ह Third Generation Partnership Project (3GPP) ह
4G LTE औ ह ह
299.6 Mbit/s औ 75.4 Mbit/s ह आ ह ह
क & क Network Telecommunications ह ह ह
telecommunication औ ह ह , ह ह
Figure 1.4: Network Terminal Nodes
Type of Networks 1G, ह 1980 आ आ 1G almost no consideration
of data services (with the possible exception of built-in modems in some headsets)
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