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
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)

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2. Specification
This Document can not be used without Samsung's authorization
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
This Document can not be used without Samsung's authorization
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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Flow Chart of Troubleshooting
9-1
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9. Flow Chart of Troubleshooting
9-1.Logic
9-1-1. Power on/off
YES
NO
NO
Check the Battery Voltage
is more than 3.3v
Check the current
consumption is
More than 100mA
Power On does not work
DOWN LOAD
Change the Battery
Check D400 pin
#3(PS_HOLD)=2.6V
YES
NO Check the PMIC realated to PS_HOLD
Check the Clock at
OSC400=32KHz
YES
NO Resolder OSC400
C422(V_MSMC_1.2)=1.2V?
NO Check the U400
C429(V_MSME_1.8V)=1.8V?
C427(V_MSMP_2.6V)=2.6V?
C426(V_MSMA_2.6V)=2.6V?
C423(V_TCXO_2.85V)=2.8V? Check the U400
NO
YES
NO
YES
Check the clock generation circuit
Check for the clock at
R415=19.2MHz
Check the initial operation
YES
END
YES
YES
YES

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Flow Chart of Troubleshooting
9-2
This Document can not be used without Samsung's authorization
C321
C325
C329
C334
C352
C358
C365
C366
C367
C372
C400
C401
C402
C403
C404
C405
C406
C407
C408
C409
C410
C411
C413
C420
C421
C422
C423C425
C426
C427
C428
C429
C430
C431 C432
C433
C434
C435
C436
C437
C438
C439
C440
C441
C442
D400
L400
L401 L402
OSC400
PM_INT
R317
R318
R319
R320
R321
R323
R324
R411
R414
R415
R417
R419
R421
R432
R433
SC104
SC105
TP_AMUX_OUT
TP_MODE300
TP_MODE301
TP_RF_TCXO
TP_TCXO_EN
U400
* Close to Pin C1
VREG_MMC_2.8V
D400
3
1
2
C431
VBATT_4.2V
R432
C423
V_RF_S3_2.7V
C421
V_MSMP_2.6V
V_MSMA_2.6V
PM_INT
V_MSME_1.8V V_MSMC_1.2V
R433
L401
C440
V_TCXO_2.85V
VEXT_5V
C441
C426
OSC400
21
PO
S
1
C433
C432
C422
V_RF_S2_2.1V
KPD_PWR_N L4
VREG_S3 L6
V
DD
_
S
23
VREG_S2 L8
VREG_MMC L9
VSW_S3 K6
VSW_S2 K7
VREG_MSME K8
SLEEP_CLK K9
VREG_RUIM L10
XTAL_IN L11
HSET_BIAS K1
XTAL_OUT K11
VREG_MSMC K4
VSW_MSMC K5
VCOIN J10
VREG_MSMP J11
GN
D
SBDT|SSBI G8
SBCK F8
VREG_5VG1
PON_RESET_N G10
VREG_MSMA G11
VREG_USB G2
SBST E8
VSW_5VF1
PS_HOLD F10
BAT_FET_N E2
ISNS_M D1
DNC
D11
ISNS_P D2
VREG_RFUBM B8
VCHG C1
MSM_INT_N C10
CHG_CTL_N C2
VREG_RFRX1 A9
VREG_GP3 B1
VREG_WLAN B11
VDD_WLANA11
VREG_GP2 A2
VREG_GP1 A3
VDD_SPKRA4
VREG_RFTX A8
NC
1
NC
2
VREG_TCXO A1
VREG_RFRX2 A10
L400
R417
C436
R421
_
2.1V
L402
C429
C435
C434
R420
V_MSME_1.8V
VREG_USIM_3V
C425 C430
R414
C427 C428
PS_HOLD
RTC_BACKUP
SSBI2_DATA
RESET_N
PS_HOLD
BOOT_SW
ON_SW
PM_INT_N
SLEEP_XTAL_IN
se
p
arate to RF line
R415
C439
TCXO_OUT_1
H10
TCXO_OUT_RF
F11
TCXO_EN_1
D8
TCXO_IN
E11 TCXO_EN_2
E4
SPKR_IN_P
B6
TCXO_OUT_2
B10
SPKR_OUT_M
A5
SPKR_OUT_P
A6
TP_RF_TCXO
TP_TCXO_EN
TCXO
TCXO_EN
TCXO_OUT

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Flow Chart of Troubleshooting
9-3
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9-1-2. LCD Part
LCD displays nothing
YES
NO
TA600 is 'High'? Check U602
YES
Is there any signal at
HDC700 #3,
F700: pin #6, #7, #8 ?
Change the LCD module
NO
YES
END
TA600 TA601
VBATT_4.2V
VIN
1
VOUT
EN
3
GND
2
GND 5
6
NC
4
U602
VBATT_LCD
RESET_N
8
99
31
31 32 32
33
33 34
34
4
4
556
6
7
78
24 24
25 25 26 26
27 27 28
28
29 29
33
30
30
17 18 18
19 19
2
2
20 20
21 21 22 22
23 23
1
10
10
11 11 12
12
13 13 14
14
15 15 16
16
17
HDC700
1
R702
V_MSMP_2.6V
OUT2
OUT3
7
8
OUT4
GND
910
GND
1IN1
2IN2
IN3
3
4IN4
OUT1
5
6
OUT2
6
7
OUT3
OUT4
8
F701
F700
9
GNDGND
10
IN1
1
IN2
2
3IN3
IN4
4
5
OUT1
D
IN1 1
IN2 2
3
IN3
IN4 4
R711
D2(2)
D2(3)
LCD_IDMAIN_LCD_RESET
HW_VSYNC
LED+
WE2_N
A2(2)
MLCD_CS_N
LED-
D2(0)
D2(1)

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Flow Chart of Troubleshooting
9-4
This Document can not be used without Samsung's authorization
C619
C620
6
21
D603
F700F701
F702
F703
F704
HDC700
L604
R431
R626
6
27
R629
R702
R711
SC111
SC112
TA701
TP400
TP401
U
6
ZD703
C215
C216
C524
C526
C531
C532
C534
C536
C537
C541
C543
C622
C623
C720
L720
R429
R430
R523
R525
R528
R531
R703
TA600
TA601
U402
U602
U612
LCD backlight does not
work
YES
Change PBA
F700 pin #8 is 'High'? NO
YES
Repalce the LCD module
END
YES
C702 is 'High'?
NO
YES
C702 is 'High'? Check U400, U602

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Flow Chart of Troubleshooting
9-5
This Document can not be used without Samsung's authorization
8
99
31
31 32 32
33
33 34
34
4
4
556
6
7
78
24 24
25 25 26 26
27 27 28
28
29 29
33
30
30
17 18 18
19 19
2
2
20 20
21 21 22 22
23 23
1
10
10
11 11 12
12
13 13 14
14
15 15 16
16
17
HDC700
1
C702
R702
V_MSMP_2.6V
OUT2
OUT3
7
8
OUT4
GND
910
GND
1IN1
2IN2
IN3
3
4IN4
OUT1
5
6
OUT2
6
7
OUT3
OUT4
8
F701
F700
9
GNDGND
10
IN1
1
IN2
2
3IN3
IN4
4
5
OUT1
7
OUT3
8
IN1
1
IN2
2
3IN3
5
OUT1
OUT2
6
F703
R711
D2(2)
D2(3)
D2(4)
D2(5)
D2(6)
LCD_ID
LED+
WE2_N
A2(2)
MLCD_CS_N
LED-
D2(0)
D2(1)
C45
3
C454
C457
C619
C620
C621
C702
D603
F700F701
F702
F703
F704
HDC700
L604
R4
2
R431
R626
R627
6
28
R629
R702
R711
SC111
SC112
TA701
TP400
TP401
U61
ZD703
TA600 TA601
VBATT_4.2V
VIN
1
VOUT
EN
3
GND
2
GND 5
6
NC
4
U602
VBATT_LCD
RESET_N
C215
C216
C524
C526
C531
C532
C534
C536
C537
C541
C543
C622
C623
C720
L720
R429
R430
R523
R525
R528
R531
R703
TA600
TA601
U402
U602
U612
C40
0
C40
1
C40
2
C404
C405
C
406
C407
C409
C410
C420
C421
C423
C426
C427
C42
9
C
430
C437
C438
C439
C440
C441
C442
L400
L401 L402
OSC400
PM_INT
R411
R414
R415
R417
R419
R421
R432
R433
SC
SC105
TP_AMUX_OUT
TP_RF_TCXO
TP_TCXO_E
N
U400

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Flow Chart of Troubleshooting
9-6
This Document can not be used without Samsung's authorization
9-1-3. Camera Part
Camera does not work
(Camera Fail)
YES
C629 = 1.2V?
C634 = 1.8V?
C635 = 1.8V?
C612 = 2.8V?
C613 = 2.8V?
C639 = 2.8V?
Check U601, U603, U604, U605
NO
YES
Change PBA
NO
YES
NO
NO
Check the camera FPCB.
Is the camera FPCB OK?
YES
Is the connection of
camera and PBA OK? Reconnection camera connector
YES
Replace camera Module
YES
END
Is there CLK signal
at R709?
Replace camera module

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Flow Chart of Troubleshooting
9-7
This Document can not be used without Samsung's authorization
R632
L605
25
GND
IN 6
LX
1
3O UT
_SHDN
4
U601
GND
C629
NEC_VCAM_1.2VV BATT_LCD
C628
R644
CAM_PWR_ON1
NEC_DVDDIO
_
2.8V
C613
NEC
_
A
F_2.8V
R618
R619 C614
VB
AT
T_LCD
C612
3CE2
2GND
GND
9
NC
45
NC
VDD 7
8
VOUT1
6
VOUT2
U603
CE1
1
CAM_PWR_ON2
R634 C632
R615
NEC_AVDD_2.8V
R633
R617
C639
VTOUCH_2.8V
VBATT_LCD
GND
2
9
GND
4
NC NC 5
7
VDD
VOUT1 8
VOUT2 6
U604
1CE1
CE2
3
C631
CAM_PWR_ON2
TOUCH_EN
R635
VOUT1
6
VOUT2
NEC
_
SVDD_1.8V
CE1
1
3CE2
2GND
GND
9
NC
45
NC
VDD 7
8
U605
R642 R636
NEC_DVDD_1.8V
VBATT_LCD
R641
C633 C635C634
CAM_PWR_ON3
CAM_PWR_ON4
R708
C717
R709
C710
CAM_MCLKF
CAM_PCLKFCAM_PCLK
CAM_MCLK
BAT40
0
C371
C443
C444
C
C
547
C601
C602
C612
C613
C614
C628
C629
C631
C632
C633
C634
C635
C637
C639
C709
C710
C711
C712
C713
C714
C715
C716
C717
C725
D703
F707
HDC
7
L603
L605
R333
R420
R529
R615
R617
R618
R619
R632
R633
R634
R635
R636
R640
R641R642
R644
R700
R706R707
R708R709
R710
SC103
U301
U502
U601
U603
U604
U605
U608
U700
ZD700

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Flow Chart of Troubleshooting
9-8
This Document can not be used without Samsung's authorization
9-1-4. Speaker Part (Melody)
No sound from Speaker
YES
NO
YES
NO
Check the speaker FPCB.
Is the speaker FPCB OK?
YES
Reconnection speaker connector
Replace speaker Module
YES
END
Replace speaker module
Check UCP300
Is there any signal
at R507?
YES
Check U500
Is the connection of
speaker and PBA OK?
Is there any signal
at L500, L501?
NO
NO
YES

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Flow Chart of Troubleshooting
9-9
This Document can not be used without Samsung's authorization
C511
TP_D500
R506
R504
C510
R510
R507
5
14
C505
L501
L500
C512
V
R515
C509
24
SYSCLK
VDR
6
5VMID
7VSR
17
PVDDL
PVDDR
8
SCK1
31
SCK2
26
4SCL
3SDA
32
SDI1
SDI2
27
9
OUTRA
OUTRB
11
23PDN
PGNDL
15
PGNDR
10
21
PLLAVDD
22
PLLDVDD
19
PLLGND
LRCK1
30 25
LRCK2
1MCK|TEST
NC
34 35
NC2
NC
36
16
OUTLA
OUTLB
14
18
AGND
29
DGND
28
DVDD
20
FILTER
33
GND
13
HPOUTL
12
HPOUTR
2IOVDD
U500
C501
PCM_CLK
PCM_DOUT
TCXO_OUT
PCM_SYNC
SPK2_P
SPK2_N
C445
C448
C449
C500
C501
C504
C505
C508
C509
C510
C511
C512
C513
C514
C547
C601
D401
L500
L501
R418
R500
R501
R502
R504
R506
R507
R510
R511
R512
R514
R515
R516
R524
R
527
R
529
R533
R609
1
8
1
9
R637
TA502
TP_D500
U500
U502
8

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Flow Chart of Troubleshooting
9-10
This Document can not be used without Samsung's authorization
9-1-5. Receiver Part (Voice)
No sound from Receiver
YES NO
Is the terminal of Receiver
OK? Replace the receiver
YES
NO
Is the voice signal at pin
#5, #10 of U502? Check U502
YES
Is there voice signal at
R527, R529? Check UCP300
NO
YES
END
R529
R527
C547
VBATT_4.2V
R524
10
D1
D2
5
8
GND
VCC
3
1IN9
21S1
1S2
1
42IN
2S1 7
2S2 6
U502
SPK_N
AUDIO_SW
EARO_P
SPK_P
AUDIO_SW
SPK2_PSPK2_N
EARO_N
C
4
C
4
C500
C01
C
5
C505
C5
C509
C510
C511
C512
C513
C514
C547
C601
D401
L500
L501
R418
R
5
R502
R
5
R
5
R
5
R510
R511
R512
R514
R515
R516
R524
R527
R529
R
5
R618
R619
R637
TA502
TP
_
U500
U502
8