Samsung SGH-S730i User manual

GSM TELEPHONE
SGH-S730i
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

This Service Manual is aproperty 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. 05. Rev.1.0
ⓒ
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
GSPN (Global Service Partner Network)

Contents
1. Specification
1-1. GSM 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 ...............................................................................................................2-9
2-4. Assembly ..................................................................................................................2-11
3. ChartofTroubleshooting
3-1. Baseband ............................................................................................................3-1
3-1-1. Power ON .....................................................................................................3-1
3-1-2. System Initial ................................................................................................3-5
3-1-3. SIM Part .......................................................................................................3-8
3-1-4. Charging Part .............................................................................................3-10
3-1-5. Microphone Part .........................................................................................3-12
3-1-6. Speaker Part ..............................................................................................3-15
3-1-7. Camera Part ..............................................................................................3-18
3-1-8. LCD .............................................................................................................3-21
3-2. RF ......................................................................................................................3-13
3-2-1. EGSM Rx ...................................................................................................3-23
3-2-2. DCS Rx ......................................................................................................3-24
3-2-3. PCS Rx ......................................................................................................3-25
3-2-4. EGSM Tx ...................................................................................................3-27
3-2-4. DCS &PCS Tx .........................................................................................3-28
3-2-6. BLUETOOTH ..............................................................................................3-30

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

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1. Specification
This Document can not be used without Samsung's authorization
1-1
EGSM 900 DCS1800 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
MS Power 33 dBm~
5dBm
30 dBm~
0dBm 30 dBm~ 0dBm
Power Class 4
(max +33 dBm)
1
(max +30 dBm)
1
(max +30 dBm)
Sensitivity -102 dBm -100 dBm -100 dBm
TDMA Mux 888
Cell Radius 35 Km 2Km 2Km
1-1. GSM General Specification

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Specification
1-2
TX Power
control level
PCS1900
030±3
dBm
128±3
dBm
226±3
dBm
324±3
dBm
422±3
dBm
520±3
dBm
618±3
dBm
716±3
dBm
814±3
dBm
912±4
dBm
10 10±4 dBm
11 8±4 dBm
12 6±4 dBm
13 4±4 dBm
14 2±5 dBm
15 0±5 dBm
TX Power
control level
GSM900
533±2
dBm
631±2
dBm
729±2
dBm
827±2
dBm
925±2
dBm
10 23±2 dBm
11 21±2 dBm
12 19±2 dBm
13 17±2 dBm
14 15±2 dBm
15 13±2 dBm
16 11±3 dBm
17 9±3 dBm
18 7±3 dBm
19 5±3 dBm
TX Power
control level
DCS1800
030±3
dBm
128±3
dBm
226±3
dBm
324±3
dBm
422±3
dBm
520±3
dBm
618±3
dBm
716±3
dBm
814±3
dBm
912±4
dBm
10 10±4 dBm
11 8±4 dBm
12 6±4 dBm
13 4±4 dBm
14 2±5 dBm
15 0±5 dBm
1-2. GSM TX power class

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2. Exploded View and Parts List
2-2
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2-1. Cellular phone Exploded View
QFU01
QSP01
QCA01
QLC01
QPC01
QFL01
QCR05
QSC01
QCR05
QSD01
QV001
QCR04
QVK01
QCB01
QMO01
QHI18
QFR01
QMI03
QCA02
QMP01
QAN02
QIF01
QVO02
QRE01
QCR04
QBA01
QBA00
QME02
QKP02

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Main Electrical Parts List
2-2
This Document can not be used without Samsung's authorization
Design LOC Description SEC CODE
QAN02 INTENNA-SGHS730I GH42-01227A
QBA00 PMO-COVER BATTERY GH72-38002B
QBA01 INNER BATTERY PACK-800MAH,BLK, GH43-02837A
QCA01 CAMERA MODULE GH59-04240A
QCA02 KEY FPCB-SGHS730I,POWER 1 KEY GH59-04243A
QCB01 CBF COAXIAL CABLE-SGHS730I GH39-00794A
QCR04 SCREW-MACHINE 6001-001479
QCR05 SCREW-MACHINE 6001-001478
QFL01 ASSY CASE-SLIDE LOWER GH98-03926B
QFR01 ASSY CASE-FRONT GH98-03927B
QFR01 ASSY CASE-FRONT SLIDE LOWER GH98-05323B
QFU01 ASSY CASE-SLIDE UPPER GH98-03925B
QHI18 ASSY HINGE-LINK GH98-05379A
QIF01 PMO-COVER IF GH72-37999B
QKP02 ASSY KEYPAD-SUB(XEF/HBI) GH98-03930B
QLC01 ELA ETC-LCD MODULE ASS'Y GH96-02558A
QME02 DOME SHEET-SGHS730I,DOME SHEET GH59-04249A
QMI03 AS-SGHS730I,MIC RUBBER GH81-06347A
QMO01 MOTOR DC-SPHM500 GH31-00242A
QMP01 PBA MAIN-SGHS730I GH92-03577A
QPC01 MEA-SLIDE FPCB KIT GH97-07708A
QRE01 ASSY CASE-REAR GH98-03928B
QSC01 RUBBER-SCREW CAP GH73-09505B
QSD01 PMO-COVER SD GH72-38001B
QSP01 SPEAKER 3001-002160
QVK01 KEY FPCB-SGHS730I,VOL 2 KEY FP GH59-04242A
QVO01 PMO-VOL KEY GH72-38004A
QVO02 PMO-POWER KEY GH72-38003A
2-2. Cellular phone Parts list

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Main Electrical Parts List
2-3
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Description SEC CODE
CBF INTERFACE-DLC,X830,BLK,PCB GH39-00720A
ADAPTOR-SGHE690,BLK,EU,A_TYPE GH44-01361A
EARPHONE-EARPHONE,SGHE790,MAIN GH59-03884A
VINYL-BOHO MP3 D GH74-32937A
TAPE INSU GH74-21856A
MPR-TAPE FRONT SUS GH74-30527A
TAPE INSU GH74-32855A
LABEL(R)-WATER SOAK GH68-09361A
TAPE INSU GH74-30683A
TAPE INSU-VOL KEY GH74-33193A
MPR-TAPE TOUCH B GH74-30526A
MPR-INSU TAPE CON CON GH74-31108A
MPR-REMOVE TAPE LCD GH74-13804A
MPR-TAPE LED GH74-17926A
MPR-INSU TAPE GH74-27511A
MPR-VINYL BOHO WIN MAIN GH74-21426A
TAPE-CAM GH74-30521A
MANUAL USERS-BOG FRENCH GH68-14591A
BAG PE 6902-000297
LABEL(P)-UNIT SEAL GH68-00518B
LABEL(R)-MASTER_FANCE_BOG GH68-13691B
LABEL(R)-MAIN(XEF) GH68-14734G
CUSHION-CASE EU GH69-05370A
BOX(P)-UNIT MAIN EU GH69-05374A

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Main Electrical Parts List
2-4
This Document can not be used without Samsung's authorization
2-3. Disassembly
1
3
2
4
1) Disassemble the Connector
2) Disassemble the volume key
3) Disassemble the power key
4) Disassemble the MOTOR
5) Disassemble the intenna
※Caution
1) Be care of scratch and molding damage.
Especially MOTOR, VOL, POWER KEY FPCB.
1) Unscrew 4 point of the REAL
2) Open the IF COVER
※Caution
1) Be care of scratch and molding damage.
1) After pushing outside the REAR ①② LOCKER,
disassemble them
2) Disassemble downside of REAR LOCKER
※Caution
1) Be care of scratch and molding damage.
①②
③
②
③
①
④
⑤
①
②
③
④
1) Disassemble right side of MAIN B'D LOCKER
2) Disassemble the LOCKER
3) Disassemble SLIDE Connector
4) Disassemble MAIN KEY Connector
※Caution
1) When you detach the Connector of the main
key, Be care of damaging another part