Samsung SGH-F300 User manual

GSM TELEPHONE
SGH-F300
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

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

1. Specification
1-1
1-1. GSM General Specification
GSM 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
GPRS 270.833 Kbps
3.692 us
270.833 Kbps
3.692 us
270.833 Kbps
3.692 us
EDGE 812.5 Kbps
3.692 us
812.5 Kbps
3.692 us
812.5 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
GPRS 0.3 GMSK 0.3 GMSK 0.3 GMSK
EDGE 8 PSK 8 PSK 8 PSK
MS Power
GPRS 33 dBm~5 dBm 30 dBm~0 dBm 30 dBm~0 dBm
EDGE 27~5 dBm 26~0 dBm 26~0 dBm
Power Level
GPRS 5 pcl~19 pcl 0pcl~15 pcl 0pcl~15 pcl
EDGE 8~19(class E2) 2~15(class E2) 2~15(class E2)
Sensitivity -102 dBm -100 dBm -102 dBm
TDMA Mux 8 8 8
Cell Radius 35 Km 2 Km 2 Km

Specification
1-2
1-2. GMSK TX power Level
TX Power
control level GSM900
533±2
dBm
631±3
dBm
729±3
dBm
827±3
dBm
925±3
dBm
10 23±3 dBm
11 21±3 dBm
12 19±3 dBm
13 17±3 dBm
14 15±3 dBm
15 13±3 dBm
16 11±5 dBm
17 9±5 dBm
18 7±5 dBm
19 5±5 dBm
TX Power
control
level
DCS1800
030±2
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±4d Bm
12 6±4 dBm
13 4±4 dBm
14 2±5 dBm
15 0±5 dBm
TX Power
control
level
PCS1900
030±2
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

Specification
1-3
2-3. EDGE TX Power Level
TX Power
control
level
GSM850
827±3
dBm
925±3
dBm
10 23±3 dBm
11 21±3 dBm
12 19±3 dBm
13 17±3 dBm
14 15±3 dBm
15 13±3 dBm
16 11±5 dBm
17 9±5 dBm
18 7±5 dBm
19 5±5 dBm
TX Power
control
level
DCS1800
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
PCS1900
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

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2. Exploded View and Parts List
2-1
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2-1. Cellular phone Exploded View
QKP01
QME02
QFR01
QSD01
QRF03
QRF01
QMC02
QLC01
QMP01
QME01
QCA01
QAN02
QSH01
QLC02
QMW01
QBA01
QVO01
QME03
QCK03
QCK04
QRE02
QCR70
QBA00
QMI04
QMI03
QSC05
QSC07
QMW02
QSC29
QVO08
QCK01
QCK02
QBA02
QMI01
QVK01
QRE01

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Main Electrical Parts List
2-2
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Design LOC Discription SEC CODE
QAN02 INTENNA-SGHF300 GH42-00997A
QBA01 SOFT BATTERY PACK-630MAH,BLK,E GH43-02620A
QBA02 INNER BATTERY PACK-950MAH,BLK, GH43-02792A
QCA01 UNIT-CAMERA MODULE GH59-03924A
QCK01 PMO-MODE KEY GH72-33514A
QCK02 ASSY KEY-HOLD GH98-03984A
QCK03 PMO-MP3 TOUCH KEY GH72-33520A
QCK04 PMO-OK KEY GSM GH72-34018A
QCR70 SCREW-TAPPING 6002-001402
QKP01 ASSY KEYPAD-(SER/ZKA) GH98-03827A
QLC01 LCD-MODULE SGHX510 GH07-00982A
QME01 UNIT-SPK/MOT ASS'Y GH59-03507A
QME03 UNIT-TOUCH KEY GH59-03506A
QMI03 RMO-RUBBER MIC GH73-08450A
QMI04 RMO-MIC HOLDER GH73-09225A
QMP01 PBA MAIN-SGHF300 (PBA MAIN) GH92-03013A
QMW02 ASSY COVER-PHONE WINDOW GSM GH98-02161A
QRE01 MEA-REAR KIT GH97-07341A
QRE02 ASSY CASE-MP3 GH98-01986A
QRF01 PMO-RF COVER GH72-33879A
QSC05 RMO-RUBBER BATTERY LGH73-09007A
QSC07 RMO-RUBBER BATTERY RGH73-09008A
QSC29 RMO-RUBBER BATTERY GH73-08211A
QSH01 NDC-MAIN BRACKET GSM GH71-06802A
QVK01 UNIT-SIDE VOL KEY GH59-03525A
QVO01 ASSY KEY-VOLUME GH98-03985A
QVO08 NDC-SIDE BELT V2 GH71-06996A
QLC02 ELA UNIT-SGHF300 LCD MODULE GH96-02316A
QMW01 ASSY COVER-MAIN WINDOW GH98-02630A
QME02 UNIT-3X4 KEY GH59-03516A
QMI01 AS-MIC SVC GH81-05919A
QBA00 ASSY CASE-BATTERY TERMINAL GH98-03390A
QFR01 ASSY CASE-PHONE GH98-01980A
QMC02 PMO-COVER SIM GH72-33508A
QRF03 PMO-COVER EAR JACK GH72-33509A
QSD01 PMO-COVER SD GH72-33510A
2-2. Cellular phone Parts list

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Main Electrical Parts List
2-3
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SEC CODE Discription
1109-001363 IC-MEMORY CARD
3719-001319 CONNECTOR-ADAPTOR
6902-000634 BAG PE
6902-000683 BAG ZIPPER
GH39-00686A CBF INTERFACE-MIC CABLE
GH39-00720A CBF INTERFACE-DLC,X830,BLK,PCB
GH44-01361A ADAPTOR-SGHE690,BLK,EU,A_TYPE
GH46-00399A S/W CD-SGHF300 PC STUDIO 3.1
GH59-03909A UNIT-EARPHONE,SGHF300,MAIN,PLU
GH68-04336A MANUAL-SFC
GH68-08494B LABEL(P)-BARCODE RUSSIA
GH68-09361A LABEL(R)-WATER SOAK
GH68-13514A MANUAL USERS-EU RUSSIAN
GH68-13668A LABEL(R)-MAIN 2
GH68-14730A MANUAL USERS-IMEI LEAFLET
GH69-04965A CUSHION-CASE TA2 MA2
GH69-04967B BOX(P)-UNIT MAIN SER
GH73-09011A RMO-RUBBER KEY FPCB
GH74-13804A MPR-REMOVE TAPE LCD
GH74-17600A MPR-INSU TAPE
GH74-17926A MPR-TAPE LED
GH74-20021A MPR-INSU TAPE
GH74-23391A MPR-INSU TAPE
GH74-26397A MPR-SPONGE PHONE LCD CONTACT
GH74-27919A MPR-SPONGE SPK MOTOR CONNECTOR
GH74-27921A MPR-SPONGE CAMERA CONNECTOR
GH74-28462A MPR-TAPE PBA SHEET A
GH74-28463A MPR-TAPE PBA SHEET B
GH74-28471A MPR-TAPE PBA SHEET C
GH74-28891A MPR-TPAE PHONE LCD BACK
GH74-29280A MPR-INSU TAPE
GH74-29971A MPR-PBA SHEET D
GH74-29972A MPR-PBA SHEET G
GH74-29973A MPR-SPONGE
GH74-30411A MPR-INSU TAPE
GH74-30451A MPR-GASK TAPE
GH74-30452A MPR-GASK TAPE

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Main Electrical Parts List
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GH74-30453A MPR-GASK TAPE
GH74-30455A MPR-ELEC TAPE
GH74-30456A MPR-GASK TAPE
GH74-30457A MPR-GASK TAPE
GH74-30627A MPR-INSU TAPE PBA
GH74-30628A MPR-ELEC TAPE CAM
GH74-30630A MPR-INSU TAPE TOUCH KEY
GH74-30672A MPR-VINYL BOHO MP3 A
GH74-30673A MPR-VINYL BOHO MP3 B
GH74-30674A MPR-VINYL BOHO TOUCH B
GH74-30675A MPR-VINYL BOHO PHONE A
GH74-30676A MPR-VINYL BOHO PHONE B
GH74-30768A MPR-VINYL BOHO TOUCH A
GH74-30984A MPR-TAPE MP3 LCD A
GH74-30985A MPR-TAPE MP3 LCD B
GH74-31028A MPR-INSU TAPE
GH74-31188A MPR-VINYL BOHO MAIN WINDOW
GH74-31268A MPR-INSU TAPE
GH74-31473A MPR-GASK TAPE
GH74-31474A MPR-TAPE BATTERY CON BOTTOM
GH74-31495A MPR-GASK TAPE
GH74-31578A MPR-INSU TAPE
GH74-31579A MPR-GASK TAPE
GH74-31580A MPR-GASK TAPE
GH74-32171A TAPE GASK

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Main Electrical Parts List
2-5
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2-3. Disassembly
1
2
1) Inset the hold key, mode key and Vol. key into the side belt
2) Adhere atape to fix the keys
※caution
1) Be care of scratch and molding damage.
Especially FPCB of 'con to con'
1) Adhere conductive tape, adhesive tape and insulation tpae to the back side of LCD
2) Adhere asponge to LCD connector
3) Adhere arubber below the LCD screen
4) Adhere awindow up to the LCD
5) Adhere an adhesive tape back of the MP3 LCD
※caution
1) Be care of scratch and molding damage.
Adhere Window
Adhere Rubber
Adhere black tape
Adhere Sponge
Adhere tape
Adhere adhesive tape
Assemble
hold key
Assemble Mode
switch key
Assemble Vol.
key
Adhere a
tape to fix
Down the
hold key
Adhere a tape
to fix

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Main Electrical Parts List
2-6
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3
1)Remove adetaching sheet of the Key-PBA
2)Attach the Key-PBA to the Phone cover after inserting the connectors.
3)Assemble the MIC. and MIC. holder
4)Insert the MIC.
5)AttachtheKeyPADandfixthefringeholetotherib
※caution
1) Be care of scratch and molding damage.
2) Verify the direction of side key care of scratch and molding damage.
Attach the Key PAD
Press both side of
Key PAD
Attach the key-PBA
Attach the MIC
rubber
Attach the MIC rubber
Hookthefringetothe
rib for fixing
Insert the MIC.
Insert the MIC.
Feature of MIC.
holder
Fixing fringe
Insert the Key-PAD

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4
1)Attach the tape 'ㄷ'at inserting hole of pnone cover's key FPCB.
2)Attach the tape B,C(rubber) at the lower part of MAIN keypad fringe.
3)Attach an insulated tape Dat the lower part of within pnone cover.
4)Attach the tape Eat inserting hole of pnone cover's key FPCB.
5)Attach an insulated tape Dat the upper part of MAIN keypad fringe.
※caution
1) Especially FPCB of 'con to con'
Attach the tape 'ㄷ'
tape A
①
Attach the tape by standizing
white line
(X)
(O)
Attach the tape by standizing red
line
tape E
tape F
After setting tape and taping hole,
attach the tapes.
tape B
tape C
②
④
⑤
tape D
standard
line
③

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Main Electrical Parts List
2-8
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5
1) Attach the EMI tape Aand Bon EMI tape C.
2) Attach the completed tape on camera.
3) After attaching the tape on camera and removing the paper.
4) Insert the camera in intenna.
5) Remove the papers of MOT and SPK.
6) Insert the MOT and SPK in intenna.
※caution
1) Be care of scratch and molding damage.
2) Verify the direction of side key
①
<Attach the tape by
standizing red line>
<빨간색 실선을 기준으로
테이프를 부착한다>
①②
③④
<The real thing is no paper>
⑤
<After attaching the tape by
standizing red line,
removing the paper>
EMI tape A
도전 테이프 B
도전 테이프 C
both side tape D
remove papers of
MOT and SPK
insert
camera
insert the SPK
and MOT

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6
1)Remove the papers of touch key FPCB.
2)Insert the touch key FPCB connector at MP3 cover.
3)After setting between JIG's pin and hole's key PBA position by using the JIG, attaching the key PBA.
4)Remove the paper of touch key FPCB.
5)Attach the play key(▶Ⅱ)at adome's center.
6)Attach the touch key pad.(so as to the circle shape is positioned center)
7)Attach the sponge on the upper side of touch key connector.
※caution
1) Be care of scratch and molding damage.
<Remove the paper> <Remove the paper> <Insert the key FPCB in MP3 cover>
<Attach the key FPCB on MP3 cover>
<키 박리지 제거> <플레이 키 부착>
<Remove the paper> Attach the play key
Attach the touch key pad

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7
1)Remove the paper of sub LCD
2)Put down the sub LCD connector at board.
※caution
1) Be care of scratch and molding damage.
⑥
Assemble the lower end of front
Asmall insulated tape
Alarge insulated tape
1)Test of the sidebelt externally.
2)Assemble the side belt and MP3 cover.
=> the lower part of MP3 cover →the right side of aupper part
→the left side of alower part →the left side of aupper part
3)Attach alarge insulated tape on the upper side of MP3 cover demper.
4)Attach asmall insulated tape on the upper side of touch key chip.
※caution
1) Be care of scratch and molding damage.
8Point of important management
Press again!
Remove
the paper
Remove the paper of sub LCD Condition between sub
LCD and B'd

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Main Electrical Parts List
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9
10
1)Remove the paper of camera lens at phone cover.
2)Get rid of paper at camera.
3)Assemble between intenna and front part.
4)After setting screw's hole of intenna and hole's rib of screw, put down the intenna.
※caution
1) Be care of scratch and molding damage.
1)Assemble board and cover.
2)After assembling PBA, switching PN label's position on sub LCD.
※caution
1) Be care of scratch and molding damage.
switching PN
label's position
①
Get rid of papers
②
Assembling hook's part
Assembling hook's part
Put B'D on JIG soldering
part
soldering
part
11
1)Excute soldering work for intenna at Board.
※caution
1) Be care of scratch and molding damage.

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Main Electrical Parts List
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1) Attach sheet No.1,2,3,4,5 at the decided positions following fig.
2) Attach tape No.6 at the decided position following fig.
※caution
1) Be care of scratch and molding damage.
1)After assembling shieldcan at board following fig.1, Insert SPK and camera connectors following fig.2.
2)Attach poron sponge on SPK and camera connectors.
※caution
1) Be care of scratch and molding damage.
13
Insert shieldcan in the lower part
of intenna
12
SPK sponge
CAMERA
sponge
sheetⓛ
sheet②
sheet③
sheet④
sheet⑤
tape⑥

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Main Electrical Parts List
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1)Remove the paper of battery FPCB fixing tape.
2)Romeve the paper of battery fixing both faces tape.
3)Insert battery FPCB.
4)Insert battery.
5)Attach EMI tape A,B at the upper side of key connector.
6)Attach an insulated tape at the upper side of battery FPCB connector.
7)Put down main key connector following the fig.4.
※caution
1) Be care of scratch and molding damage.
1)Attach the side key at shieldcan.
2)Get rid of 3papers at the MAIN LCD back side.
3)Insert the MAIN LCD connector at shieldcan's hole.
4)put down the LCD connector.
5)Atfer pushing camera and SPK connectors again, putting down the MAIN LCD connector.
※caution
1) Be care of scratch and molding damage.
15
14
Insert LCD connector at
shieldcan'hole
<Insert connector>
<Remove the paper>
박리지 제
거
Remove the
paper
Put down
connector
> Put down the main LCD connector
Insert
battery
FPCB
Insert
battery Attach EMI
tape
TAPE A
TAPE B
TAPE CAttach tape
of preventing
to come off

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Main Electrical Parts List
2-14
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1)Insert the Touch key connector.
2)Assemble the top portion.
3)Assemble the right side.
4)Assemble the left side.
5)Assemble the lower end.
6)Remove the both side of key fixing tape.
7)Test hold key and mode key's action and tension.
8)Excute volume key test.
※caution
1) Be care of scratch and molding damage.
16
> Main Key connector conclusion part
①Be care of break
away the connector
screw entering part
screw entering part
17
screw entering
part
1) Screw down following screw entering's flow chart.
※caution
1) Be care of scratch and molding damage.