Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung GSM Samsung SGH-E105 service manual
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GSM TELEPHONE
SGH-E105
Manual
SERVICE
GSM TELEPHONE CONTENTS
1. Specification
2. Exploded Views and Parts List
3. Electrical Parts List
4. Flow Chart of Troubleshooting
5. Block Diagrams
6. PCB Diagrams
2. SGH-E105 Exploded View and its Parts list
1. Cellular phone Explod ed View
1
2
10
3
11 4
12 5
13 7
14 15
16 8
9 6
18 17
19
20
21
22
2- 1
SAMSUNG Proprietary-Contents may change without notice
Thi s Document can not be used wi thout Samsung's author ization
5. SGH-E105 Block Diagrams
1. RF Solution Block Diagram
GSM:925MHz~960MHz CSP1093 TRIDENT
L
PGA ADC I
Antenna
PGA DAC
N
CHANNEL
FILTER
RF
A PGA ADC Q
FILTER
PGA
DAC
PCS:1930MHz~1990MHz
DSP16000
100KHz
1 / 2
SI4201
SI4200
FEM
SERIAL DATA BASE
INTERFACE BAND
GSM:890MHz~915MHz
DET I
PAM ARM7TDMI
Q
TX VCO
TCVCXO
PCS:1850MHz~1910MHz
13MHz
CLK AFC
RF IF
PLL PLL
SI4133T TXPOWER
UI AUDIO
5-1
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SGH-E105 Block Diagrams
2. Base Band Solution Block Diagram
POWER X-TAL
(DC/DC, CHARGER) 13MHz
IRDA
TRIDENT
CSP1093 TXIP
ACC IO
TXIN
DSP16000 RWN
IO TXQP
AB(8:0)
RWN TX I/Q TXQN
DB(15:0) RF SOLUTION
PPI AB(8:0) RX I/Q RXIP
RS232 INT1 - RFIC
(Programmable DB(15:0) TXP RXIN
IRQx - PAM
Peripheral I/O) INT1 SERCK RXQP
PAx
IRQx SERLE RXQN
GPIO RSTB
ARM7TDMI PAx SERDA SERCK
RSTB OCTL SERLE
SERDA
SIM I/O SMART
RXOVL
CARD
TXP
X-TAL OCTL
32.768 KHz RTC DSPJTAG
EMI
JTAG DAICK
JTAG/ICE DAIRN
ARM LCD DAIDO DAI
JTAG/ICE KEYBOARD DAIDI
AUDIO PART
MCP
128M FLASH
16M SRAM
AUDIO
LCD
Memory Part
MOTOR
B'D to B'D Connector
5-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
4. SGH-E105 Flow Chart of Troubleshooting and Circuit Diagrams
1.Baseband
1. Power ON
'Power On' does not
work
Check the current NO
consumtion more than Download again
100mA
YES
Check the
Vbat(battery+)
O NO
Voltage more than Charge the Battery
3.3V
YES
Check the pin NO
15 of U100 is more Check U100 and C113
than 2.8V
YES
U100 pin 46,39 NO
= 2.8V Check C114 and C116
YES
U100 pin 13 NO
= 1.8V Check C112
YES
Check the clock signal
at
pin4 of U800 NO Check the clock generation circuit
Freq=13MHz ? (related to OSC801 and U800)
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