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GSM TELEPHONE
SGH-E620
GSM TELEPHONE CONTENTS
1. Specification
2. Flow Chart of Troubleshooting
3. Exploded Views and Parts List
4. Electrical Parts List
5. Block Diagrams
6. PCB Diagrams
1. SGH-E620 Specification
1-1. GSM General Specification
GSM900 EGSM 900 DCS 1800
PCS1900
Phase 1 Phase 2 Phase 1
Freq. Band
890~915 880~915 1710~1785 1850~1910
[MHz]
935~960 925~960 1805~1880 1930~1990
Uplink/Downlink
0~124 &
ARFCN range 1~124 512~885 512~810
975~1023
Tx/Rx spacing 45MHz 45MHz 95MHz 80MHz
Mod. Bit rate / 270.833kbps 270.833kbps 270.833kbps 270.833kbps
Bit Period 3.692us 3.692us 3.692us 3.692us
Time Slot
576.9us 576.9us 576.9us 576.9us
Period /
4.615ms 4.615ms 4.615ms 4.615ms
Modulation 0.3GMSK 0.3GMSK 0.3GMSK 0.3GMSK
MS Power 33dBm~5dBm 33dBm~5dBm 30dBm~0dBm 30dBm~0dBm
Power Class 5pcl ~ 19pcl 5pcl ~ 19pcl 0pcl ~ 15pcl 0pcl ~ 15pcl
Sensitivity -102dBm -102dBm -100dBm -100dBm
TDMA Mux 8 8 8 8
Cell radius 35Km 35Km 2Km 2Km
1-1
SGH-E620 Specification
1-2. GSM Tx Power Class
Tx Power Tx Power Tx Power
GSM900 DCS1800 PCS1900
control level control level control level
5 33