Samsung SGH-S300 User manual

SGH-S300
SERVICE
Manual
GSMTELEPHONECONTENTS
1.Specification
2.ExplodedViewsand PartsList
3.ElectricalPartsList
4.BlockDiagrams
5.PCB Diagrams
6.FlowChartofTroubleshooting and
CircuitDiagrams
GSMTELEPHONE

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1.SGH-S300 Specification
1-1
GSM900
Phase1EGSM900 Phase2DCS1800 Phase1PCS1900
Freq.Band[MHz]
Uplink/Downlink 890~915 935~960 880~915 925~960 1710~1785 1805~1880 1850~1910 1930~1990
ARFCNrange1~124 0~124 &
975~1023 512~885 512~810
Tx/Rxspacing 45MHz45MHz95MHz80MHz
Mod.Bit rate/
Bit Period 270.833kbps 3.692us270.833kbps 3.692us270.833kbps 3.692us270.833kbps 3.692us
TimeSlot
Period/FramePeriod 576.9us 4.615ms576.9us 4.615ms576.9us 4.615ms576.9us 4.615ms
Modulation 0.3GMSK0.3GMSK0.3GMSK0.3GMSK
MS Power33dBm~13dBm33dBm~5dBm30dBm~0dBm30dBm~0dBm
PowerClass 5pcl~15pcl5pcl~19pcl0pcl~15pcl0pcl~15pcl
Sensitivity-102dBm-102dBm-100dBm-100dBm
TDMAMux 8 8 8 8
Cell Radius35Km35Km2Km-
1. GSMGeneralSpecification

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1-2
SGH-S300 Specification
TXPower
control levelGSM900
5 33±2 dBm
6 31±2 dBm
7 29±2 dBm
8 27±2 dBm
9 25±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±3dBm
18 7±3 dBm
19 5±3 dBm
TXPower
control levelDCS1800
0 30±3 dBm
1 28±3 dBm
2 26±3 dBm
3 24±3 dBm
4 22±3 dBm
5 20±3 dBm
6 18±3 dBm
7 16±3 dBm
8 14±3 dBm
9 12±4 dBm
10 10±4 dBm
11 8±4dBm
12 6±4 dBm
13 4±4 dBm
14 2±5 dBm
15 0±5 dBm
TXPower
control levelPCS1900
0 30±3 dBm
1 28±3 dBm
2 26±3 dBm
3 24±3 dBm
4 22±3 dBm
5 20±3 dBm
6 18±3 dBm
7 16±3 dBm
8 14±3 dBm
9 12±4 dBm
10 10±4 dBm
11 8±4dBm
12 6±4 dBm
13 4±4 dBm
14 2±5 dBm
15 0±5 dBm
2. GSMTXpower class

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2.SGH-S300 ExplodedViewand its Partslist
2-1
1.CellularphoneExplodedView
1
2
3
4
5
6
7
8
9
10
11
12
13
19
21
18
20
15
16
17
14
22
23
24

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2-2
SGH-S300 Explodedviewand its Partlist
2.CellularphonePartslist
NODescriptionSEC.CODE REMARK
1DUALWINDOWLCDGH72-05886A
2FOLDER UPPER GH75-02422A
3FOLDER DUMMYGH75-02341A
4LCDGH07-00230A
5SPEAKER 3001-001341
6MOTOR3101-001315
7FOLDER LOWER GH75-02423A
8WINDOWLCDGH72-05887A
9SCREW6001-000464
10 SCREWCAPGH68-02948A
11 FRONTCOVER GH75-02421A
12 VOLMEKEYGH75-02677A
13 KEYPADGH75-02424A
14 MICGH59-00574A
15 SCREW6001-001530
16 MAINPBAGH92-01377A
17 EARJACKFPCB GH59-00612A
18 DOMESHEETGH59-00605A
19 ANTENNAGH42-00250A
20 CONNECTORCOVER GH73-01536A
21 REARCOVER GH75-02425A
22 SCREW6001-001478
23 RFTESTJACKCOVER GH73-01535A
24 BATTERYGH43-00718A800MAH
GH43-00739A600MAH

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SGH-S300 Explodedviewand its Partlist
2-3
3.TestJig(GH80-00865A)
3-1.RFTestCable
(GH39-00090A)3-2.TestCable (GH00-00127A)3-3.SerialCable
3-4.PowerSupplyCable3-5.DATACABLE
(GH39-00159A)3-6.TA (GH44-00184A)

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3.SGH-S300 MAINElectricalPartsList
3-1
Level SEC Code Design LOC Descriptions
2GH71-00734A ANT1 NPR-CONTACTANT-,SCH-A475,PBS,4.7X2.5XT.01,-,-,-,-,-,GLD
22203-002677 C1002 C-CERAMIC,CHIP0.75pF,0.1pF,50V,CH,TP,1005,-
22203-002668 C1003 C-CERAMIC,CHIP0.0005nF,0.1pF,50V,NP0,TP,1005
22203-002677 C1007 C-CERAMIC,CHIP0.75pF,0.1pF,50V,CH,TP,1005,-
22203-001598 C101 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-002677 C1011 C-CERAMIC,CHIP0.75pF,0.1pF,50V,CH,TP,1005,-
22203-000812 C1012 C-CERAMIC,CHIP0.033NF,5%,50V,C0G,TP,1005
22203-002677 C1014 C-CERAMIC,CHIP0.75pF,0.1pF,50V,CH,TP,1005,-
22203-005234 C1015 C-CERAMIC,CHIP0.0012nF,0.25pF,50V,NP0,TP,1005
22203-000812 C1016 C-CERAMIC,CHIP0.033NF,5%,50V,C0G,TP,1005
22203-002677 C1017 C-CERAMIC,CHIP0.75pF,0.1pF,50V,CH,TP,1005,-
22203-005234 C1019 C-CERAMIC,CHIP0.0012nF,0.25pF,50V,NP0,TP,1005
22203-000995 C102 C-CERAMIC,CHIP0.047NF,5%,50V,C0G,TP,1005
22203-000654 C1026 C-CERAMIC,CHIP270pF,10%,50V,X7R,TP,1005,-
22203-000438 C1027 C-CERAMIC,CHIP1nF,10%,50V,X7R,TP,1005,-
22203-000812 C103 C-CERAMIC,CHIP0.033NF,5%,50V,C0G,TP,1005
22203-000254 C1038 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-005061 C104 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22404-001134 C1043 C-TA,CHIP100UF,20%,6.3V,LZ,TP,4028
22404-001087 C1044 C-TA,CHIP3.3UF,20%,6.3V,GP,TP,2012
22404-001087 C1045 C-TA,CHIP3.3UF,20%,6.3V,GP,TP,2012
22203-000233 C1046 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-001598 C105 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-000812 C106 C-CERAMIC,CHIP0.033NF,5%,50V,C0G,TP,1005
22203-000812 C107 C-CERAMIC,CHIP0.033NF,5%,50V,C0G,TP,1005
22203-005061 C108 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-005481 C109 C-CERAMIC,CHIP47nF,10%,10V,X7R,TP,1005,-
22203-001598 C111 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-001598 C112 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-001598 C113 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-001598 C114 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-001598 C115 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-001598 C116 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-001598 C117 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-000233 C118 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-005061 C119 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-001598 C120 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-001598 C123 C-CERAMIC,CHIP2200nF,+80-20%,16V,Y5V,TP,2012
22203-005061 C124 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-005061 C125 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22404-001268 C126 C-TA,CHIP10UF,20%,10V,-,TP,2.2X1.25X1.0
22404-001268 C127 C-TA,CHIP10UF,20%,10V,-,TP,2.2X1.25X1.0
22203-005065 C128 C-CERAMIC,CHIP1000nF,+80-20%,10V,Y5V,TP,1608
22203-005480 C200 C-CERAMIC,CHIP33nF,10%,10V,X7R,TP,1005,-
22203-005065 C204 C-CERAMIC,CHIP1000nF,+80-20%,10V,Y5V,TP,1608
22203-005509 C205 C-CERAMIC,CHIP330nF,+80-20%,10V,Y5V,TP,1005
22203-005061 C206 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-000233 C207 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-005061 C208 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005

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SGH-S300 ElectricalPartsList
3-2
Level SEC Code Design LOC Descriptions
22203-000233 C209 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000233 C210 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000233 C211 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000233 C212 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000233 C213 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-005061 C302 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-005509 C400 C-CERAMIC,CHIP330nF,+80-20%,10V,Y5V,TP,1005
22203-000654 C401 C-CERAMIC,CHIP270pF,10%,50V,X7R,TP,1005,-
22203-005061 C402 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-001405 C403 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22404-001086 C404 C-TA,CHIP4.7uF,20%,6.3V,GP,TP,2012,-
22203-000233 C407 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-005061 C408 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22404-001151 C409 C-TA,CHIP33UF,20%,6.3V,LZ,TP,3216
22404-001086 C410 C-TA,CHIP4.7uF,20%,6.3V,GP,TP,2012,-
22203-000438 C411 C-CERAMIC,CHIP1nF,10%,50V,X7R,TP,1005,-
22007-000070 C412 R-CHIP0ohm,5%,1/16W,DA,TP,1608
22203-001153 C413 C-CERAMIC,CHIP0.068nF,5%,50V,NP0,TP,1005
21405-001082 C414 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
22203-001153 C415 C-CERAMIC,CHIP0.068nF,5%,50V,NP0,TP,1005
22203-000679 C416 C-CERAMIC,CHIP0.027NF,5%,50V,C0G,TP,1005
22203-005065 C417 C-CERAMIC,CHIP1000nF,+80-20%,10V,Y5V,TP,1608
22404-001268 C418 C-TA,CHIP10UF,20%,10V,-,TP,2.2X1.25X1.0
22203-005061 C419 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-000995 C420 C-CERAMIC,CHIP0.047NF,5%,50V,C0G,TP,1005
22203-000278 C450 C-CERAMIC,CHIP0.01NF,0.5PF,50V,C0G,TP,1005
22203-000812 C451 C-CERAMIC,CHIP0.033NF,5%,50V,C0G,TP,1005
22203-000278 C452 C-CERAMIC,CHIP0.01NF,0.5PF,50V,C0G,TP,1005
22404-001268 C453 C-TA,CHIP10UF,20%,10V,-,TP,2.2X1.25X1.0
22203-000278 C455 C-CERAMIC,CHIP0.01NF,0.5PF,50V,C0G,TP,1005
21405-001082 C456 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
22203-000359 C457 C-CERAMIC,CHIP0.15NF,5%,50V,C0G,TP,1005
22203-000995 C458 C-CERAMIC,CHIP0.047NF,5%,50V,C0G,TP,1005
22203-005061 C460 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-000233 C461 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000278 C490 C-CERAMIC,CHIP0.01NF,0.5PF,50V,C0G,TP,1005
22203-005480 C504 C-CERAMIC,CHIP33nF,10%,10V,X7R,TP,1005,-
22203-005061 C513 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-005061 C518 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-005061 C519 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-000254 C600 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-005496 C601 C-CERAMIC,CHIP220nF,+80-20%,10V,Y5V,TP,1005
22203-005496 C602 C-CERAMIC,CHIP220nF,+80-20%,10V,Y5V,TP,1005
22203-000254 C603 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C604 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C605 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C606 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C607 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C608 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-

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3-3
SGH-S300 ElectricalPartsList
Level SEC Code Design LOC Descriptions
22203-001405 C611 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22203-005061 C612 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-005061 C613 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-000233 C614 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000628 C615 C-CERAMIC,CHIP0.022NF,5%,50V,C0G,TP,1005
22203-000628 C616 C-CERAMIC,CHIP0.022NF,5%,50V,C0G,TP,1005
22203-000679 C617 C-CERAMIC,CHIP0.027NF,5%,50V,C0G,TP,1005
22203-005482 C618 C-CERAMIC,CHIP100nF,10%,10V,X5R,TP,1005,-
22203-000995 C619 C-CERAMIC,CHIP0.047NF,5%,50V,C0G,TP,1005
22203-000233 C620 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-005052 C700 C-CERAMIC,CHIP0.0033nF,0.25pF,50V,NP0,TP,1005
22203-000628 C708 C-CERAMIC,CHIP0.022NF,5%,50V,C0G,TP,1005
22203-005496 C709 C-CERAMIC,CHIP220nF,+80-20%,10V,Y5V,TP,1005
22203-005065 C710 C-CERAMIC,CHIP1000nF,+80-20%,10V,Y5V,TP,1608
22203-005061 C711 C-CERAMIC,CHIP100nF,+80-20%,16V,Y5V,TP,1005
22203-000254 C712 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C713 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C714 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C716 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C717 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C718 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000233 C720 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000233 C721 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000233 C722 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-005450 C723 C-CERAMIC,CHIP0.0056nF,0.1pF,50V,NP0,TP,1005
22203-000278 C800 C-CERAMIC,CHIP0.01NF,0.5PF,50V,C0G,TP,1005
22203-000438 C802 C-CERAMIC,CHIP1nF,10%,50V,X7R,TP,1005,-
22203-000438 C803 C-CERAMIC,CHIP1nF,10%,50V,X7R,TP,1005,-
22203-000254 C805 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000438 C806 C-CERAMIC,CHIP1nF,10%,50V,X7R,TP,1005,-
22203-000254 C807 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C808 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-000254 C809 C-CERAMIC,CHIP10nF,10%,16V,X7R,TP,1005,-
22203-001405 C903 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22203-001405 C905 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22203-001405 C906 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22203-001405 C908 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22203-001405 C910 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22203-000233 C911 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000278 C914 C-CERAMIC,CHIP0.01NF,0.5PF,50V,C0G,TP,1005
22203-001405 C915 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22203-000233 C916 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
22203-000278 C917 C-CERAMIC,CHIP0.01NF,0.5PF,50V,C0G,TP,1005
22203-001405 C921 C-CERAMIC,CHIP22nF,+80-20%,25V,Y5V,TP,1005
22203-000995 C922 C-CERAMIC,CHIP0.047NF,5%,50V,C0G,TP,1005
22203-000812 C923 C-CERAMIC,CHIP0.033NF,5%,50V,C0G,TP,1005
22203-000233 C924 C-CERAMIC,CHIP0.1NF,5%,50V,C0G,TP,1005
23709-001244 CN100 CONNECTOR-CARD
EDGE6P,2MM,-,AU

SAMSUNG Proprietary-Contents may change without notice
SGH-S300 ElectricalPartsList
3-4
Level SEC Code Design LOC Descriptions
23705-001226 CN1001 CONNECTOR-COAXIALMCX,JACK,75MOHM,50OHM,0.45DB
23711-005078 CN200 CONNECTOR-HEADERBOX,34P,2R,0.4MM,SMD-S,AU,BLK
23710-001816 CN302 CONNECTOR-SOCKET 18P,1R,0.5MM,ANGLE,AU
20407-000115 D100 DIODE-ARRAYDAN202U,80V,100mA,CA2-3,SC-70,
21405-001018 D300 VARISTOR14V,-,1.6x0.8mm,TP
22909-001191 F1002 FILTER-DUPLEXER942.5MHZ,897.5MHZ,1.14/3.43DB,TP,-,-
22904-001410 F1005 FILTER-SAW1.96GHZ,-,1930-1990MHZ/2.4DB,TP,1930-1990
22901-001193 F200 FILTER-EMISMD25V,0.1A,-,35pF,3.2x1.6x0.75MM,TP
22901-001193 F201 FILTER-EMISMD25V,0.1A,-,35pF,3.2x1.6x0.75MM,TP
22901-001193 F202 FILTER-EMISMD25V,0.1A,-,35pF,3.2x1.6x0.75MM,TP
22901-001193 F203 FILTER-EMISMD25V,0.1A,-,35pF,3.2x1.6x0.75MM,TP
22901-001193 F204 FILTER-EMISMD25V,0.1A,-,35pF,3.2x1.6x0.75MM,TP
22703-001907 L1001 INDUCTOR-SMD27nH,2%,1.8x1.12x1.02mm
22703-002165 L1002 INDUCTOR-SMD7.5nH,5%,1.6x1.12x1.02 mm
22703-002547 L1006 INDUCTOR-SMD6.8NH,0.2NH,1.6X0.8X0.8MM
22703-001543 L1007 INDUCTOR-SMD33nH,5%,1.8x1.12x1.02mm
22203-005056 L1011 C-CERAMIC,CHIP0.0068nF,0.25pF,50V,NP0,TP,1005
22703-001180 L1013 INDUCTOR-SMD15nH,5%,1x0.5x0.5mm
22703-001992 L1014 INDUCTOR-SMD1nH,0.3nH,1.0x0.5x0.5mm
22703-001733 L1015 INDUCTOR-SMD8.2nH,5%,1x0.5x0.5mm
23301-001105 L801 CORE-FERRITEAB,1.6x0.8x0.8mm,-,-
22703-001751 L900 INDUCTOR-SMD3.9nH,0.3nH,1.0x0.5x0.5mm
20604-001261 LED200 PHOTO-IRDA115.2KB/S,875NM,500MW,30DEG,TP
20601-001547 LED201 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED202 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED203 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED204 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED205 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED206 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED208 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED209 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED211 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED212 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED214 LEDCHIP,BLUE,1.1X0.8MM,468NM
20601-001547 LED215 LEDCHIP,BLUE,1.1X0.8MM,468NM
24302-001130 M1BATTERY-LI(2ND)3V,0.1MAH,-,-,3.1V,-
22801-003747 OSC601 CRYSTAL-SMD.032768MHZ,30PPM,28-ACM,9PF,50OHM,TP
22809-001260 OSC801 OSCILLATOR-VCTCXO13MHZ,3PPM,10KOHM//10PF,TP,3V,-
20504-001113 Q100 TR-DIGITALDTC144EM,NPN,150MW,47K/47K,VMT3,TP
20502-001201 Q101 TR-POWERZXT13P20DE6,PNP,1100MW,SOT-23-6,TP,300-9
20504-000168 Q400 TR-DIGITALRN1104,NPN,100MW,47K/47K,SSM,TP
20504-000167 Q700 TR-DIGITALRN1102,NPN,100MW,10K/10K,SSM,TP
20504-000167 Q701 TR-DIGITALRN1102,NPN,100MW,10K/10K,SSM,TP
20504-000167 Q702 TR-DIGITALRN1102,NPN,100MW,10K/10K,SSM,TP
22007-001319 R100 R-CHIP1.2Kohm,5%,1/16W,DA,TP,1005
22007-007771 R101 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-002965 R1010 R-CHIP15OHM,5%,1/16W,DA,TP,1005
22007-000139 R1011 R-CHIP220ohm,5%,1/16W,DA,TP,1005
22007-001311 R1012 R-CHIP270ohm,5%,1/16W,DA,TP,1005

SAMSUNG Proprietary-Contents may change without notice
3-5
SGH-S300 ElectricalPartsList
Level SEC Code Design LOC Descriptions
22007-000172 R1014 R-CHIP10ohm,5%,1/16W,DA,TP,1005
22007-001316 R1015 R-CHIP820ohm,5%,1/16W,DA,TP,1005
22007-001316 R1016 R-CHIP820ohm,5%,1/16W,DA,TP,1005
22007-000167 R102 R-CHIP390Kohm,5%,1/16W,DA,TP,1005
22007-007200 R103 R-CHIP2.4OHM,5%,1/16W,DA,TP,1005
22007-000162 R1038 R-CHIP100Kohm,5%,1/16W,DA,TP,1005
22007-007771 R106 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-000758 R110 R-CHIP330Kohm,5%,1/16W,DA,TP,1005
22007-007771 R111 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-007139 R112 R-CHIP47Kohm,1%,1/16W,DA,TP,1005
22007-001323 R113 R-CHIP3Kohm,5%,1/16W,DA,TP,1005
22007-007771 R200 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-003001 R201 R-CHIP12OHM,5%,1/16W,DA,TP,1005
22007-007771 R202 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-001307 R203 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R204 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R205 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R206 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R207 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R208 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R210 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R211 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R213 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R214 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R216 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001307 R217 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-001301 R221 R-CHIP68ohm,5%,1/16W,DA,TP,1005
22007-000174 R222 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R223 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R224 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R225 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R226 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R227 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R228 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R229 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R230 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000174 R231 R-CHIP47ohm,5%,1/16W,DA,TP,1005
22007-000140 R303 R-CHIP1Kohm,5%,1/16W,DA,TP,1005
22007-000157 R305 R-CHIP47Kohm,5%,1/16W,DA,TP,1005
22007-000157 R306 R-CHIP47Kohm,5%,1/16W,DA,TP,1005
22007-000140 R307 R-CHIP1Kohm,5%,1/16W,DA,TP,1005
22007-000140 R308 R-CHIP1Kohm,5%,1/16W,DA,TP,1005
22007-000140 R309 R-CHIP1Kohm,5%,1/16W,DA,TP,1005
22007-000140 R310 R-CHIP1Kohm,5%,1/16W,DA,TP,1005
22007-007771 R399 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-007771 R402 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-000164 R403 R-CHIP150Kohm,5%,1/16W,DA,TP,1005
22007-000775 R404 R-CHIP33Kohm,5%,1/16W,DA,TP,1005
22007-000147 R405 R-CHIP8.2Kohm,5%,1/16W,DA,TP,1005

SAMSUNG Proprietary-Contents may change without notice
SGH-S300 ElectricalPartsList
3-6
Level SEC Code Design LOC Descriptions
22007-000159 R406 R-CHIP56Kohm,5%,1/16W,DA,TP,1005
22007-000775 R407 R-CHIP33Kohm,5%,1/16W,DA,TP,1005
22007-000143 R409 R-CHIP4.7Kohm,5%,1/16W,DA,TP,1005
22007-001119 R410 R-CHIP680ohm,5%,1/16W,DA,TP,1005
22007-001325 R413 R-CHIP3.3Kohm,5%,1/16W,DA,TP,1005
22007-000143 R414 R-CHIP4.7Kohm,5%,1/16W,DA,TP,1005
22007-000147 R420 R-CHIP8.2Kohm,5%,1/16W,DA,TP,1005
22007-000159 R421 R-CHIP56Kohm,5%,1/16W,DA,TP,1005
22007-001244 R422 R-CHIP91Kohm,5%,1/16W,DA,TP,1005
22007-000165 R423 R-CHIP200Kohm,5%,1/16W,DA,TP,1005
22007-000758 R424 R-CHIP330Kohm,5%,1/16W,DA,TP,1005
22007-007771 R426 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-000140 R427 R-CHIP1Kohm,5%,1/16W,DA,TP,1005
22007-001119 R428 R-CHIP680ohm,5%,1/16W,DA,TP,1005
22007-007771 R499 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-000162 R506 R-CHIP100Kohm,5%,1/16W,DA,TP,1005
22007-007771 R507 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-007771 R508 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-007771 R606 R-CHIP0OHM,5%,1/16W,DA,TP,1005
22007-000157 R608 R-CHIP47Kohm,5%,1/16W,DA,TP,1005
22007-000157 R609 R-CHIP47Kohm,5%,1/16W,DA,TP,1005
22007-000170 R610 R-CHIP1Mohm,5%,1/16W,DA,TP,1005
22007-007142 R611 R-CHIP10Kohm,1%,1/16W,DA,TP,1005
22007-007573 R612 R-CHIP330Kohm,1%,1/16W,DA,TP,1005
22007-007573 R613 R-CHIP330Kohm,1%,1/16W,DA,TP,1005
22007-000162 R615 R-CHIP100Kohm,5%,1/16W,DA,TP,1005
22007-001311 R700 R-CHIP270ohm,5%,1/16W,DA,TP,1005
22007-001307 R701 R-CHIP180ohm,5%,1/16W,DA,TP,1005
22007-007200 R709 R-CHIP2.4OHM,5%,1/16W,DA,TP,1005
22007-007200 R710 R-CHIP2.4OHM,5%,1/16W,DA,TP,1005
22007-000138 R711 R-CHIP100ohm,5%,1/16W,DA,TP,1005
22007-000162 R713 R-CHIP100Kohm,5%,1/16W,DA,TP,1005
22007-000162 R714 R-CHIP100Kohm,5%,1/16W,DA,TP,1005
22007-000162 R715 R-CHIP100Kohm,5%,1/16W,DA,TP,1005
22007-000242 R801 R-CHIP1.5Kohm,5%,1/16W,DA,TP,1005
22007-002797 R802 R-CHIP560ohm,5%,1/16W,DA,TP,1005
22007-000172 R803 R-CHIP10ohm,5%,1/16W,DA,TP,1005
22007-000138 R805 R-CHIP100ohm,5%,1/16W,DA,TP,1005
22007-000758 R810 R-CHIP330Kohm,5%,1/16W,DA,TP,1005
22007-007771 R999 R-CHIP0OHM,5%,1/16W,DA,TP,1005
21203-002568 U100 IC-VOLTAGE
REGULATORPSC2006,MLCC,68P,10X10MM,PLASTIC,1.8/2.5V
21201-001889 U1001 IC-POWERAMP3110,SMD-MODULE,40P,10X10MM,DUAL,35DB,-,
21203-001720 U101 IC-VOLTAGE
REGULATOR5219,SOT-23,5P,63MIL,PLASTIC,2.91/3.09V,-,-
21203-002127 U102 IC-BATTERY1734,SOT-23,6P,150MIL,PLASTIC,4.7/5.3V,-,0to+
20506-001052 U103 TR-ARRAYUMH9N,NPN,2,150MW,SC-88,TP,68-
23404-001152 U200 SWITCH-TACT 12VDC,20mA,160gf,4.5x4.0x2.3mm,SPST
23404-001152 U201 SWITCH-TACT 12VDC,20mA,160gf,4.5x4.0x2.3mm,SPST

SAMSUNG Proprietary-Contents may change without notice
3-7
SGH-S300 ElectricalPartsList
Level SEC Code Design LOC Descriptions
21204-001960 U401 IC-MELODY YMU762 MA-3,QFN,32P,6.2X5.2MM,PLASTIC,4.5
21001-001155 U402 IC-ANALOG MULTIPLEXNC7SB3157P6X,CMOS,SC70,6P,49MIL,-,5.5V,-40
to+85C,PLASTIC,180mW,300ohm,-,-,1uA,TP
21109-001242 U501 IC-ETC.MEMORYLRS1395,4MX16/4MX16/1MX16BIT,CSP,72P,11X8
MM,70NS,3V,10%,PLASTIC,-20TO+85C,50UA,C
2GH09-00020AU601 ICMICOM-SGHS100 TR09WQTEB17IN2B-DT,SGH-S100,-,-,-,-,144KX
16BIT,-,-,FSBGAC,TR,-,-,-40TO+85
21209-001219 U602 IC-SENSORLM60C,SOT-23,3P,115MIL,PLASTIC
21009-001010 U603 IC-HALL EFFECTS/WA3212ELH-SAMSUNG,SC-59A,3P,82MIL,TP,BICM
OS,PLASTIC,3.5V,2MA,-40TO+85C,-,-,-,340K
21204-001984 U700 IC-SIGNAL
PROCESSORCSP1093CR1-RT10-DB,FSBGA,108P,8X8MM,PLA STIC,3.3V,1W,-40TO+85C,TP,GSM2+CONVERSIO
20504-001042 U701 TR-DIGITALBCR10PN,NPN/PNP,250mW,10K/10K,
20504-001042 U702 TR-DIGITALBCR10PN,NPN/PNP,250mW,10K/10K,
20504-001042 U703 TR-DIGITALBCR10PN,NPN/PNP,250mW,10K/10K,
20801-002345 U800 IC-CMOSLOGIC7S04,INVERTER,SOT-353,5P,49MIL,SINGLE,TP,PL
ASTIC,-,-,0.26V,-40TO+85C,200MW,4.2V,
21205-002185 U900 IC-INTERFACESI4201-BM,MLP,20P,4X4MM,-,3V,-,-20TO+85C,T
P,UNIVERSALBASEBAND
21205-002268 U901 IC-TRANSCEIVERSI4200F,MLP,32P,5X5MM,-,3V,-,-20TO+85C,TP,T
RI-BANDTRANSCEIVER
21209-001434 U902 IC-PLL/SYNTHESISERSI4133T-BM,MLP,28P,5X5MM,-,3V,-,-20TO+85C,
21405-001108 ZD201 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD202 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD203 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD204 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD205 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD206 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD207 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD208 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD209 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD210 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001108 ZD211 VARISTOR14V,20A,1X0.5X0.6MM,TP
21405-001082 ZD300 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD302 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD303 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD309 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD310 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD311 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD312 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD313 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD314 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD315 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD316 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD317 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD318 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001018 ZD319 VARISTOR14V,-,1.6x0.8mm,TP
21405-001082 ZD401 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD404 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
21405-001082 ZD405 VARISTOR5.6V,20A,1x0.5x0.6mm,TP
2GH41-00338APCB-SGHS300 MAINSGH-S300,FR4,8L,0,1.0T,100X155MM,-,3ARRAY,

SAMSUNG Proprietary-Contents may change without notice
4-1
4.SGH-S300 BlockDiagrams
1.RFSolutionBlockDiagram
FEM
RF
FILTER
100KHz
PGA
PGA
CHANNEL
FILTER
DAC
DAC
SI4201
1/2
PGA
PGA
ADC
ADC
N
L
A
DET
SI4200
SERIALDATA
INTERFACE
DSP16000
ARM7TDMI
CSP1093
UI
GSM:890MHz~915MHz
DCS:1710MHz~1785MHz
PCS:1850MHz~1910MHz
GSM:925MHz~960MHz
DCS:1805MHz~1880MHz
PCS:1930MHz~1990MHz
Antenna
TXVCO
PAM
I
Q
AFC
CLK
TCVCXO
13MHz
I
Q
TRIDENT
RF
PLL
IF
PLL
SI4133T
BASE
BAND
AUDIO
TXPOWER

SAMSUNG Proprietary-Contents may change without notice
SGH-S300 BlockDiagrams
4-2
2.Base Band SolutionBlockDiagram
ACC
RTC
PPI
(Programmable
PeripheralI/O)
JTAG/ICE
DSP16000
ARM7TDMI
EMI
IO
RWN
AB(8:0)
DB(15:0)
INT1
IRQx
PAx
RSTB
DSPJTAG
LCD
KEYBOARD
SMART
CARD
POWER
(DC/DC,CHARGER)
MCP
128MFLASH
16MSRAM
MemoryPart
X-TAL
32.768 KHz
IRDA
ARM
JTAG/ICE
SIMI/O
GPIO
RS232
TRIDENT
IO
RWN
AB(8:0)
DB(15:0)
INT1
IRQx
PAx
RSTB
JTAG
<RFDRIVER>
TXI/Q
RXI/Q
TXP
SERCK
SERLE
SERDA
OCTL
DAICK
DAIRN
DAIDO
DAIDI
AUDIOPART
CSP1093 TXIP
TXIN
TXQP
TXQN
RXIP
RXIN
RXQP
RXQN
SERCK
SERLE
SERDA
RXOVL
TXP
OCTL
RFSOLUTION
-RFIC
-PAM
X-TAL
13MHz
DAI
AUDIO
LCD
MOTOR
B'DtoB'DConnector

SAMSUNG Proprietary-Contents may change without notice
5-1
5.SGH-S300 PCB Diagrams
1.MainPCB TopDiagram
ANT1 C1002
C1003 C1006
C1007
C101
C1011
C1012
C1014
C1015
C1016
C1017
C1019
C1026
C1027
C103
C1038
C104
C1043
C1044
C1045
C105
C108
C111
C112
C113
C114
C115
C116
C117
C118
C119
C120 C123
C124
C125
C126
C127
C200
C204
C205
C206
C207
C208
C209
C302
C400
C409
C412
C415
C416
C417
C420
C450
C452
C453
C454
C455
C456
C457
C458
C459
C460C461
C490
C491
C513
C599
C600
C601
C602
C603 C604 C605 C606
C607
C608
C611
C612
C614
C615
C616
C617
C700
C705
C706
C707 C708
C709
C710
C711
C712
C713 C714
C715
C716
C717
C718
C719
C720
C721
C722
C723
C800
C802
C803
C805 C806
C807
C808
C809
C903
C905
C906C908
C910
C911
C914
C915
C916
C917
C921
C922 C923
C924
CN100
CN1001
CN200
CN302
CN401
D300
F1002
F1005
G1 G2
G3 G4
G5
L1001 L1002
L1006
L1007
L1011
L1012 L1013
L1014
L1015
L801 L900
LED200
M1
MAIN_MIC
OSC601
OSC801
Q101
R100
R101
R1010R1011 R1012
R1014
R1015 R1016
R102
R103
R1037
R1038
R106
R110
R111
R112
R113
R200
R201R202
R221
R303
R305
R306
R307 R308
R309
R310
R399
R405
R406
R410R414
R420
R421
R426
R427
R460
R499
R506 R508
R599
R608 R609
R610
R611
R612
R613
R614
R709
R710
R713 R714
R715
R801
R802
R803 R805
R810
R999
TH1
TH1X5
TH2
TH3
TP101
TP600
TP602
TP705
TP708
U100
U1001
U102
U103
U200 U201
U402
U501
U601
U602
U700
U701
U702
U703
U800
U900
U901 U902
ZD300
ZD302
ZD303
ZD309
ZD310
ZD311
ZD312
ZD313
ZD314
ZD315ZD316
ZD317
ZD318
ZD319
ZD401 ZD404 ZD405

SAMSUNG Proprietary-Contents may change without notice
SGH-S300PCBDiagrams
5-2
2.MainPCB BottomDiagram
*
0
1
2
3
4
5
6
7
8
9
C102
C1046
C106 C107
C109
C128
C210
C211
C212
C213
C401
C402
C403
C404
C407
C408
C410
C411
C413 C414
C418
C419
C451
C504 C518 C519 C613
C618 C619
C620
CLEAR
D100
DOWN
F200
F201
F202
F203
F204
I
LED201
LED202
LED203
LED204
LED205
LED206
LED208
LED209
LED211
LED212
LED214
LED215
LEFT
MENU
PWR
Q100
Q400
Q700 Q701Q702
R203
R204
R205
R206
R207
R208
R210
R211
R213
R214
R216
R217
R222
R223
R224
R225
R226
R227
R228
R229
R230 R231
R402
R403 R404 R407
R409
R413
R422
R423
R424
R425
R428
R505 R507 R606
R615
R700R701R711
RIGHT
SEND
SHARP
STO
T1
T2
T3
T4
T5
T6
TP601
TP710TP711
TP712
TP713
TP714
U101
U401 U603
UP
ZD201
ZD202
ZD203
ZD204
ZD205
ZD206
ZD207
ZD208
ZD209
ZD210
ZD211

SAMSUNG Proprietary-Contents may change without notice
6.SGH-S300 FlowChartofTroubleshooting and CircuitDiagrams
6-1
1.Baseband
1. Power ON
Checkthecurrent
consumtionmorethan
100mA
Checkthe
Vbat(battery+O)
Voltagemorethan
3.3V
Downloaderagain
NO
ChargetheBattery
NO
CheckU100 andC113
NO
YES
YES
YES
YES
'PowerOn'doesnot
work
Checkthepin
15 ofU100 ismore
than2.8V
U100 pin46,39
=2.8V
U100 pin13
=1.8V
Checktheclocksignal
at
pin4ofU801
Freq=13MHz ?
Vrms°√300mV ?
Vpp isaround
900mVpp
Checktheclockgenerationcircuit
(related toOSC801 andU801)
NO
'PowerOn'doesnot
work
YES
END
YES
CheckU114 andC116
NO
CheckU112
NO

SAMSUNG Proprietary-Contents may change without notice
6-2
SGH-S300 FlowChartofTroubleshooting and Circuit Diagrams
2. Initial
3. SimPart
Checkthesignal at the
pin28 ofU100 is
"High"whenthephone
isbooton
Checkthepin22 of
U100 is"High"
CheckU100
NO
ChecktheU700
NO
Checkthesoldered statusof
OSC801,R803,U100
NO
YES
YES
YES
Initial Failure
Checkthepin4of
OSC801 isaround2.8V
CheckandresolderLCDconnectorCN200
ifthereis solderbridhe betweenthepins
END
YES
ChecktheSIM
connector's(CN100)
connector'stoSIMcard
Checkthecircuitrelated to
U100
NO
resolderorchangeCN100
NO
Checktherelated circuitof
CN100
NO
YES
YES
YES
Phonecan'taccess SIMcard
CheckthecircuitaroundU601 output
andvoltagesupplycircuitry
END
YES
Checkthepin1ofCN100.
Voltage=3V?
CheckthecircuitaroundCN100 input
circuitry
Checktherelated circuitof
U601 andU100
NO

SAMSUNG Proprietary-Contents may change without notice
SGH-S300 FlowChartofTroubleshooting and Circuit Diagrams
6-3
4. ChargingPart
CheckU100
NO
ChecktheU700
NO
ChecktheQ101
NO
YES
YES
YES
Abnormal chargingpart
END
YES
Checkthepin17,18 of
CN302 VEXTis>4V?
Checkthepin2ofU103
is"LOW"?
Checkthepin3ofQ101
is"LOW"?
Checkthepin5ofU102
is"3.2~4.2"?
CheckifICHRGis1V
(duringcharging)and
around180mV(full
charging)
YES
ChecktheU102
NO
ResolderorchangeR111
NO