E310 SVC manual.pdf

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GSM TELEPHONE
SGH-E310
SERVICE
GSM TELEPHONE
1.
2.
3.
4.
5.
6.
Manual
CONTENTS
Specification
Flow Chart of Troubleshooting
Exploded Views and Parts List
Electrical Parts List
Block Diagrams
PCB Diagrams
1. SGH-E310 Specification
1. GSM General Specification
GSM900
Phas e 1
Fr eq. Band[MHz]
Uplink/ Downli nk
ARFCN r ange
890~915
935~960
1~124
EGSM 900
Phas e 2
880~915
925~960
0~124 &
975~1023
45MHz
270.833kbps
3.692us
576.9us
4.615ms
0.3GMSK
33dBm~5dBm
5pcl ~ 19pcl
-102dBm
8
35Km
DCS1800
Phas e 1
1710~1785
1805~1880
512~885
PCS1900
1850~1910
1930~1990
512~810
Tx/ Rx s paci ng
Mod. Bit rate/
Bit Period
Ti me Slot
Peri od/Fr ame Per iod
Modulati on
MS Power
Power Cl a ss
Sensit ivit y
TDMA Mux
Cell Radius
45MHz
270.833kbps
3.692us
576.9us
4.615ms
0 . 3 GM S K
33dBm~13dBm
5pcl ~ 15pcl
- 102dBm
8
35Km
95MHz
270.833kbps
3.692us
576.9us
4.615ms
0 . 3 GM S K
30dBm~0dBm
0pcl ~ 15pcl
- 100dBm
8
2Km
80MHz
270.833kbps
3.692us
576.9us
4.615ms
0.3GMSK
30dBm~0dBm
0pcl ~ 15pcl
- 100dBm
8
-
1-1
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SGH-E310 Specification
2. GSM TX power class
TX Power
control level
5
GSM900
TX Power
control level
0
DCS1800
TX Power
control level
0
PCS1900
33±2 dBm
30±3 dBm
30±3 dBm
6
31±2 dBm
1
28±3 dBm
1
28±3 dBm
7
29±2 dBm
2
26±3 dBm
2
26±3 dBm
8
27±2 dBm
3
24±3 dBm
3
24±3 dBm
9
25±2 dBm
4
22±3 dBm
4
22±3 dBm
10
23±2 dBm
5
20±3 dBm
5
20±3 dBm
11
21±2 dBm
6
18±3 dBm
6
18±3 dBm
12
19±2 dBm
7
16±3 dBm
7
16±3 dBm
13
17±2 dBm
8
14±3 dBm
8
14±3 dBm
14
15±2 dBm
9
12±4 dBm
9
12±4 dBm
15
13±2 dBm
10
10±4 dBm
10
10±4 dBm
16
11±3 dBm
11
8±4dBm
11
8±4dBm
17
9±3dBm
12
6±4 dBm
12
6±4 dBm
18
7±3 dBm
13
4±4 dBm
13
4±4 dBm
19
5±3 dBm
14
2±5 dBm
14
2±5 dBm
15
1-2
0±5 dBm
15
0±5 dBm
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2. SGH-E310 Flow Chart of Troubleshooting
1.Baseband
1. Power ON
'Power On' does not work
Yes
Check the current
consumption more
than 100mA
No
Download again
Yes
No
Charge the Battery
Check the Voltage
more than 3.3V
Yes
Check the pin
11 of U102 is more
than 2.8V
No
Check U102 and C117
Yes
No
U102 pin 39
= 2.8V
Yes
Yes
U102 pin 9
= 1.8V
No
Check U102 and C116
Check the clock
signal at pin4 of
OSC801
Freq=13MHz ?
Vrms≥300mV ?
Vpp is around
900mVpp ?
No
Check the clock generation
circuit
Yes
Check the initial operation
END
2-1
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SGH-E310 Flow Chart of Troubleshooting and Circuit Diagrams
2. Initial
Initial Failure
Yes
Check the signal at the
pin 19 of U102 is
"High" when the phone
is boot on
No
Check U102
Yes
No
Check the U701
Check the pin 22 of
U102 is "High"
Yes
Check the pin 4 of
OSC801 is around 2.8V
Yes
Check LCD connector CN201,
and resolder bridge
Yes
END
No
Check the soldered status of
OSC801,R801,U102
3. Sim Part
Phone can't access SIM card
Yes
Check the pin 1 of
CN101. voltage 3V ?
Yes
Check the SIM
connector's (CN101)
connection to SIM
card
Yes
Check the circuit around CN101
input
circuitry
Yes
Check the circuit around U601
output
and vlotage supply circuitry
Yes
END
No
Check the related circuit of
U601 and U102
No
Check the related circuit of
CN101
No
Check the circuit related to
U102
No
Resolder or change CN101
2-2
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