Samsung SGH-F480 Building instructions

GSM TELEPHONE
SGH-F480
GSM TELEPHONE CONTENTS
1. Safety Precautions
2. Specification
3. Product Function
4. Array course control
5. Exploded View and Parts List
6. MAIN Electrical Parts List
7. Block Diagrams
8. PCB Diagrams
9. Flow Chart of Troubleshooting
10. Reference data
11. Disassembly and Assembly
Instructions

Samsung Electronics Co.,Ltd.
2008. 04 Rev.1.0
ⓒ
This Service Manual is a property of Samsung Electronics Co.,Ltd.
Any unauthorized use of Manual can be punished under applicable
International and/or domestic law.
Country Web Site
North America service.samsungportal.com
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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)

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2. Specification
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2-1
2-1. GSM General Specification
EGSM900 DCS1800 PCS1900 WCDMA
2100
Freq.
Band[MHz]
Uplink/Downlink
880~915
925~960
1710~1785
1805~1880
1850~1910
1930~1990
1920~1980
2110~2170
ARFCN range 0~124 &
975~1023 512~885 512~810 UL : 9612~9888 DL : 10562~10838
Tx/Rx spacing 45MHz 95MHz 80MHz 190MHz
Mod. Bit rate/
Bit Period
270.833kbps
3.692us
270.833kbps
3.692us
270.833kbps
3.692us 3.84Mcps
Time lot Period/
Frame Period
576.9us
4.615ms
576.9us
4.615ms
576.9us
4.615ms
Frame length : 10ms
Slot length : 0.667ms
Modulation 0.3GMSK 0.3GMSK 0.3GMSK QPSK
HQPSK
MS Power 33dBm~5dBm 30dBm~0dBm 30dBm~0dBm 24dBm~ -50dBm
Power Class 4
(Max +33dBm)
1
(Max +30dBm)
1
(Max +30dBm)
3
(Max +24dBm)
Sensitivity -102dBm -100dBm -100dBm -106.7dBm
TDMA Mux 8 8 8 NA
Cell Radius 35Km 2Km 2Km 2Km

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Specification
2-2
2-2. GSM Tx Power Class
TX Power
control level GSM900 TX Power control level DCS1800 TX Power control level PCS1800
5 33±2 dBm 0 30±3 dBm 0 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±4 dBm 11 8±4 dBm
17 9±3 dBm 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 0±5 dBm 15 0±5 dBm

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5. Exploded View and Parts List
5-2
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5-1. Cellular phone Exploded View
QFR01
QME03
QLC01
QCA01
QBR01
QSH01
QSP01
QSH02
QCR32
QRE01
QCK02
QVO01
QRF01 QBA01
QBA00
QKP01
QAN02
QMP01
QCB01
QCK01
QCR54
QME01
QCA04
QIF01
QSD01

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Exploded View and Parts List
5-2
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Design LOC Description SEC CODE
QAN01 FPCB ANTENNA CHIP-SGH F480 GH42-01496A
QAN02 INTENNA-SGH F480 GH42-01506A
QAN19 PMO CASE-INTENNA CARRIER GH72-48495A
QBA00 ASSY COVER-BATT GH98-07384A
QBA01 INNER BATTERY PACK-1000MAH, BL GH43-02513A
QBR01 ASSY BRACKET-SHIELD CAN GH98-07497A
QCA01 CAMERA MODULE-SGH F480 GH59-05376A
QCA04 ASSY COVER-CAMERA GH98-07496A
QCB01 CBF COAXIAL CABLE-SGHF480 GH39-01061A
QCK01 PMO KEY-CAMERA GH72-45768A
QCK02 PMO KEY-HOLD GH72-45770A
QCR32 SCREW-MACHINE 6001-001700
QCR32 SCREW-MACHINE 6001-001700
QCR54 SCREW-MACHINE 6001-001645
QFR01 ASSY CASE-FRONT GH98-07382A
QIF01 PMO COVER-IF GH72-45766A
QKP01 ASSY KEYPAD-(EU/SIL) GH98-07495A
QLC01 LCD-SGH F480 MODULE GH07-01258A
QME01 KEY FPCB-MAIN KEY FPCB GH59-05373A
QME03 KEY FPCB-TOUCH SCREEN(VODA) GH59-05628A
QMP01 PBA MAIN-SGH F480 GH92-04398A
QRE01 ASSY CASE-REAR GH98-07383A
QRF01 TAPE-RF SHEET GH74-38134A
QSD01 PMO COVER-SD GH72-45767A
QSH01 ASSY COVER-SHIELD A GH98-08197A
QSH02 ICT SHIELD-SHIELD CAN B GH70-03272A
QSP01 UNIT-SPK/MOT/KEYFPCB GH59-05577A
QVO01 PMO KEY-VOLUME GH72-45769A
5-2. Cellular phone Parts List

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11. Disassembly and Assembly Instructions
11-1
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1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage!
1) When PBA is separated from LCD Connector,
Be careful not to damage! 1) Be careful not to damage FPCB!
11-1. Disassembly Instructions
1) Unscrew the REAR at the
four points.
2) Disassemble the IF cover and SD card
cover
1
1) Disassemble the Rear from the bottom side
to the upper side.
2
31) Disassemble the touch-key
connector,antenna cable , SPK
connector,camera connector
2) Unscrew the screw
41) Disassemble the PBA from the FRONT ASS'Y

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Disassembly and Assembly Instructions
11-2
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1) Be careful not to damage antenna cable ! 1) Be careful not to make scratch and molding damage!
2) Be careful not to damage the FPCB
1) Be careful not to make scratch and molding damage!
2) Be careful not to damage the LCD FPCB
561) Remove the SPK ass'y and camera
1) Remove the antenna and antenna cable
71) Remove the screw
2) Disassemble the touch key FPCB
3) Remove the bracket

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Disassembly and Assembly Instructions
11-3
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1) Be careful not to damage LCD FPCB!
1) Be careful not to damage LCD FPCB!
2) Torque kgf.cm
1) Be careful not to damage the antenna cable ! 1) Be sure to connect the connectors!
11-2. Assembly Instructions
1 21) Assemble the LCD on the front 1) Insert the key pad in the front
2) Assemble the bracket on the front and
insert the screw
31) Insert the touch key FPCB
2) Assemble Antenna and take care of the
antenna cable
41) Connect the LCD connector and
assemble the PBA on the bracket
2) Connect the touch-key
connector,antenna cable,SPK connector

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Disassembly and Assembly Instructions
11-4
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1) Torque kgf.cm 1) Be sure the direction of side key
1) Torque Kgf/㎠
61) Assemble the side key , camera key and
power key.
2) Then assemble the rear.
51) Insert the screw and connect the
camera connector
71) Screw up the REAR at 4 Points.
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