Samsung SGH-i620V service manual, samsung service manuals schematy serwisowki
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GSM TELEPHONE
SGH-I620V
GSM TELEPHONE
CONTENTS
1. Specification
2. Exploded View and Parts list
3. Chart of Troubleshooting
4. Array course control
5. Block Diagrams
6. PCB Diagrams
7. MAIN Electrical Parts List
8. Reference data
9. Safety Precautions
10. Product Function
GSPN (Global Service Partner Network)
Country
Web Site
North America
service.samsungportal.com
Latin America
latin.samsungportal.com
CIS
cis.samsungportal.com
Europe
europe.samsungportal.com
China
china.samsungportal.com
Asia
asia.samsungportal.com
Mideast & Africa
mea.samsungportal.com
This Service Manual is a property of Samsung Electronics Co.,Ltd.
Any unauthorized use of Manual can be punished under applicable
International and/or domestic law.
ⓒ
Samsung Electronics Co.,Ltd.
2007. 07. Rev.1.0
Contents
1. Specification
1-1. GSM/CDMA General Specification ...........................................................................1-1
1-2. GSM TX power class ...............................................................................................1-2
2. Exploded View and Parts list
2-1.
Cellular phone Exploded View
..................................................................................2-1
2-2.
Cellular phone Parts list
............................................................................................2-2
2-3.
Disassembly
...............................................................................................................2-4
2-4.
Assembly
....................................................................................................................2-8
3.
ChartofTroubleshooting
3-1.
Baseband
............................................................................................................3-1
3-1-1.
Power ON
.....................................................................................................3-1
3-1-2.
System Initial
................................................................................................3-6
3-1-3.
SIM Part
.......................................................................................................3-8
3-1-4.
Charging Part
.............................................................................................3-10
3-1-5.
Microphone Part
.........................................................................................3-13
3-1-6.
Speaker Part
..............................................................................................3-16
3-1-7.
Receiver Part
.............................................................................................3-20
3-1-8.
Camera Part
..............................................................................................3-22
3-1-9.
LCD
.............................................................................................................3-26
3-2.
RF
......................................................................................................................3-13
3-2-1.
EGSM Receiver
.........................................................................................3-30
3-2-2.
EGSM Transmitter
.....................................................................................3-31
3-2-3.
DCS Receiver
............................................................................................3-32
3-2-4.
DCS Transmitter
........................................................................................3-33
3-2-5.
PCS Receiver
.............................................................................................3-34
3-2-6.
PCS Transmitter
.........................................................................................3-35
3-2-7.
UMTS Receiver
..........................................................................................3-40
3-2-8.
UMTS Transmitter
......................................................................................3-41
3-2-9.
BLUETOOTH
..............................................................................................3-45
Contents
4. Array course control
4-1. Downloading Binary Files ......................................................................................4-2
4-2.
Pre-requsite for Downloading
................................................................................4-2
4-3. S/W Downloader Program .....................................................................................4-3
5. Block Diagrams
6. PCB Diagrams
7. MAIN Electrical Parts List
8.
Reference data
8-1.
Reference Abbreviate
..............................................................................................8-1
9. Safety Precautions
9-1.
Repair Precaution
......................................................................................................9-1
9-2.
ESD(Electrostaically Sensitive Devices) Precaution
................................................9-2
10. Product Function
1. Specification
1-1. GSM/WCDMA General Specification
EGSM 900
Phase 2
DCS1800
Phase 1
PCS1900
Freq. Band[MHz]
Uplink/Downlink
880~915
925~960
1710~1785
1805~1880
1850~1910
1930~1990
ARFCN range
0~124 & 975~1023
512~885
512~810
Tx/Rx spacing
45 MHz
95 MHz
80 MHz
Mod. Bit rate/
Bit Period
270.833 kbps
3.692 us
270.833 kbps
3.692 us
270.833 kbps
3.692 us
Time Slot
Period/Frame
Period
576.9 us
4.615 ms
576.9 us
4.615 ms
576.9 us
4.615 ms
Modulation
0.3 GMSK
0.3 GMSK
0.3 GMSK
MSPower
33dBm~5dBm
30dBm~0dBm
30dBm~0dBm
Power Class
5 pcl ~19pcl
0 pcl ~15pcl
0 pcl ~15pcl
Sensitivity
-102 dBm
-100 dBm
-100 dBm
TDMA Mux
8
8
8
Cell Radius
35 Km
2 Km
-
1-1
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
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