Samsung SGH-i620V User manual

GSM TELEPHONE
SGH-I620V
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. 07. 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/CDMA 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 ...............................................................................................................2-4
2-4. Assembly ....................................................................................................................2-8
3. ChartofTroubleshooting
3-1. Baseband ............................................................................................................3-1
3-1-1. Power ON .....................................................................................................3-1
3-1-2. System Initial ................................................................................................3-6
3-1-3. SIM Part .......................................................................................................3-8
3-1-4. Charging Part .............................................................................................3-10
3-1-5. Microphone Part .........................................................................................3-13
3-1-6. Speaker Part ..............................................................................................3-16
3-1-7. Receiver Part .............................................................................................3-20
3-1-8. Camera Part ..............................................................................................3-22
3-1-9. LCD .............................................................................................................3-26
3-2. RF ......................................................................................................................3-13
3-2-1. EGSM Receiver .........................................................................................3-30
3-2-2. EGSM Transmitter .....................................................................................3-31
3-2-3. DCS Receiver ............................................................................................3-32
3-2-4. DCS Transmitter ........................................................................................3-33
3-2-5. PCS Receiver .............................................................................................3-34
3-2-6. PCS Transmitter .........................................................................................3-35
3-2-7. UMTS Receiver ..........................................................................................3-40
3-2-8. UMTS Transmitter ......................................................................................3-41
3-2-9. BLUETOOTH ..............................................................................................3-45

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
1-1
This Document can not be used without Samsung's authorization
1-1. GSM/WCDMA General Specification
EGSM 900
Phase 2
DCS1800
Phase 1 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
MSPower 33dBm~5dBm 30dBm~0dBm 30dBm~0dBm
Power Class 5 pcl ~19pcl 0pcl ~15pcl 0pcl ~15pcl
Sensitivity -102 dBm -100 dBm -100 dBm
TDMA Mux 8 8 8
Cell Radius 35 Km 2 Km -

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Specification
1-2
This Document can not be used without Samsung's authorization
1-2. GSM TX power class
TX Power
control level EGSM900
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± 3dBm
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
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

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2. Exploded View and Parts List
2-1
This Document can not be used without Samsung's authorization
2-1. Cellular phone Exploded View
QFU01
QFR01
QCR73
QMO01
QVK01
QSP01
QAN01
QMI04
QCR05
QSP02
QFL01
QCR71
QSC01
QSC30
QPC01
QCA00
QAR01
QCA01
QVO03
QKP01
QME01
QCR58
QMP01
QAN02
QCR05
QBA01
QBA02
QBA04
QBA00
QMI01
QRE01
QCK01
QSD01
QVO01
QCK02 QRF03
QMI03
QHI01
QLC01

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Exploded View and Parts List
2-2
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Design LOC Discription SEC CODE
QAN01 INTENNA-BLUETOOTH FPCB GH42-01242A
QAN02 INTENNA-SGHI620 GH42-01164A
QAR01 AUDIO-RECEIVER 3009-001276
QBA00 ASSY COVER-STD BATT GH98-06204A
QBA01 INNER BATTERY PACK-1200MAH,BLK GH43-02821A
QBA02 INNER BATTERY PACK-1500MAH,BLK GH43-02888A
QBA04 ASSY COVER-EXT BATT GH98-06205A
QCA00 CAMERA MODULE GH59-04159A
QCA01 CAMERA MODULE GH59-04489A
QCR05 SCREW-MACHINE 6001-001478
QCR05 SCREW-MACHINE 6001-001478
QCR58 SCREW-MACHINE 6001-001870
QCR71 SCREW-MACHINE 6001-002095
QCR73 SCREW-MACHINE 6001-002102
QFR01 ASSY CASE-FRONT GH98-03978A
QFU01 ASSY COVER-SLIDE UPPER GH98-03975A
QKP01 ASSY KEYPAD-MAIN(OPEN/WHT) GH98-03980A
QLC01 MEA-LCD MODULE KIT GH97-07916A
QME01 DOME SHEET-DOME SHEET 37 KEY,I GH59-04350A
QMI04 RMO RUBBER-MIC HOLDER GH73-09899A
QMO01 MOTOR DC-SGHI620 GH31-00354A
QMP01 PBA MAIN-SGHI620V GH92-03737A
QPC01 MEA-SLIDE FPCB KIT GH97-07917A
QSC01 TAPE-SCREW GH74-32764A
QSC30 PMO-DAMPER BTM GH72-39894A
QSP01 SPEAKER 3001-002181
QSP02 SPEAKER 3001-002183
QVK01 KEY FPCB-POWER 1KEY FPC, I620 GH59-04346A
QVO03 PMO-SIDE DECO GH72-37853A
QMI01 MICROPHONE-ASSY-SGHI620 GH30-00353A
QMI03 AS-MIC RUBBER SVC GH81-06793A
2-2. Cellular phone Parts list

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Exploded View and Parts List
2-3
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QFL01 ASSY COVER-SLIDE LOWER GH98-03976A
QHI01 ASSY HINGE GH98-04165A
QRE01 ASSY CASE-REAR(OMN) GH98-06099A
QRF03 PMO-COVER EAR/IF GH72-37817A
QSD01 PMO-COVER MICRO SD GH72-37830A
QCK02 PMO KEY-POWER GH72-42861A
QVO01 PMO KEY-VOLUME GH72-42862A
QCK01 PMO KEY-CAMERA GH72-42863A

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Exploded View and Parts List
2-4
This Document can not be used without Samsung's authorization
Discription SEC CODE
BAG PE 6902-000634
CBF INTERFACE-DLC,X830,SIL,PCB GH39-00720B
ADAPTOR-SGHE690,SIL,EU,A_TYPE GH44-01361B
CHARGER-BTC,SIL,I620 GH44-01732B
S/W CD GH46-00445A
S/W CD-USER MANUAL,SGHI620V GH46-00453A
EARPHONE-EARPHONE,SGHE490,SIL, GH59-03883B
LABEL(P)-UNIT SEAL GH68-00518B
LABEL(R)-WATER SOAK GH68-09361A
MANUAL USERS-QRG ITALIAN GH68-14922A
LABEL(R)-MAIN(EU_VOD) GH68-15455A
BOX(P)-UNIT MAIN(EU) GH69-05643A
CUSHION-CASE(EU) GH69-05645A
TAPE-REAR AGH74-32822A
TAPE-REAR BGH74-32823A
TAPE GASK GH74-33482A
TAPE-LCD PCB GH74-33526A
TAPE-DOME SHHET AGH74-33527A
TAPE-DOME SHHET BGH74-33528A
TAPE GASK GH74-33529A
TAPE GASK GH74-33715A

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Exploded View and Parts List
2-5
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1) Unscrew down 6points in the red circles.
※caution
1) Be care of scratch.
1) Detach the two SCREW SHEETs and REAR
SHEETs.
※caution
1) Be care of scratch.
1) Remove REAR Case.
※caution
1) Be care of scratch.
2
3 4
1
2-3. Disassembly
① ③
②1) Seperate the battery from the SET.
2) After disassemble the LCD CONNECTOR,
seperate aPCB fixed SCREW 2POINT.
※caution
1) Be care of damage to the WIREs and FPCBs.

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Exploded View and Parts List
2-6
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1) Disjoin the CONNECTOR from the PBA.
※caution
1) Be care of damage to the SLIDE FPCB.
1) Unhook the designated points.
※caution
1) Unhook the designated 4points.
1) Separate the FRONT from the SLIDE ass'y.
※caution
1) Be care of scratch and molding damage.
2) Be care of damage to the SLIDE FPCB.
1) Unscrew the 6points.
※caution
1) Be care of damage to the SLIDE FPCB.
6
7 8
5

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Exploded View and Parts List
2-7
This Document can not be used without Samsung's authorization
1) Separate the LOWER from the UPPER ass'y.
※caution
1) Be care of damage to the SLIDE FPCB.
1) Unscrew the 6points.
※caution
1) Be care of scratch and molding damage.
1) Detach the UPPER DECO and TAPEs.
※caution
1) Be care of scratch and molding damage.
10
11 12
9
1) Disjoin the CONNECTORs from the SUB PBA.
※caution
1) Disjoin the VGA CAMERA, MEGA CAMERA,
WHEEL and TOUCH KEY CONNECTORs.
2) Detach the VGA CAMERA, RECEIVER and
MEGA CAMERA to the UPPER.

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Exploded View and Parts List
2-8
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1)Disjoin the SPEAKER CONNECTORs of the PBA.
※caution
1) Be care of damage to the SPEAKER WIREs.
1) Remove bond and detach the RECEIVER
soldering parts.
※caution
1) Be care of damage to the VGA CAMERA FPCB.
1) Detach the SLIDE FPCB soldering parts.
※caution
1) Be care of damage to the SLIDE FPCB.
1) Separate the LCD MODULE from the UPPER ass'y.
※caution
1) Be care of damage to the LCD MODULE.
14
15 16
13

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Exploded View and Parts List
2-9
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1) Detach the BT ANTENNA FPCB and INTENNA
soldering parts.
※caution
1) Be care of damage to the INTENNA PATTERN.
1) Unscrew the INTENNA.
※caution
1) Be care of damage to the KEY DOME SHEET.
1) Disjoin the MOTOR CONNECTOR of the PBA.
※caution
1) Be care of damage to the MOTOR WIREs.
18
19
17
1) Detach the MIC soldering parts.
※caution
1) Be care of damage to the MIC FPCB.
20

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Exploded View and Parts List
2-10
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1) Detach the TAPEs.
※caution
1) Detach the three BLACK TAPEs and KEY
DOME SHEET to the PBA.
1) Detach the POWER KEY FPCB soldering parts.
※caution
1) Be care of damage to the POWER KEY FPCB.
22
21

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Exploded View and Parts List
2-11
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1) Solder MIC FPCB and Assemble the MIC
RUBBER.
※caution
1) Be care of damage to the MIC F-PCB.
2) MIC RUBBER HOLE must be faced outside
of the PBA.
1) Attach KEY DOME SHEET and three BLACK
TAPEs to MAIN PBA.
※caution
1) Attach KEY DOME SHEET with matching holes.
2) Attach three BLACK TAPEs to LEDs in the red
squares.
Solder POWER KEY FPCB.
※caution
1) Be care of damage to the POWER KEY FPCB.
Screw on the INTENNA.
※caution
1) Assemble the INTENNA to MAIN PBA.
2) Screw on aINTENNA.
2
3 4
1
2-4. Assembly

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Exploded View and Parts List
2-12
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1) Connect MOTOR to the PBA and Attach the
GASKET TAPE.
※caution
1) Be care of damage to the MOTOR
CONNECTOR.
1) Solder BT ANTENNA FPCB and INTENNA.
※caution
1) Be care of damage to the F-PCB of
BT ANTENNA and INTENNA PATTERN.
1) Solder RECEIVER to VGA CAMERA FPCB and
bond.
※caution
1) Be care of damage to the F-PCB.
1) Connect LEFT/RIGHT SPEAKERs.
※caution
1) The wire of the LEFT SPEAKER is longer than
RIGHT's one .
2) Be care of damage to the MOTOR
CONNECTOR.
6
7 8
5
+
-
+-
+
-
+
-

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Exploded View and Parts List
2-13
This Document can not be used without Samsung's authorization
1) Assemble the LCD ASS'Y into the UPPER.
※caution
1) Match the two points in the red circles.
1) Attach the INSULATION TAPE.
※caution
1) Attach the INSULATION TAPE to the designated
point.
1) Connect SLIDE FPCB connector and solder.
※caution
1) Be care of damage to the SLIDE FPCB.
1) Attach the GASKET TAPE.
※caution
1) Attach the GASKET TAPE to the SUB BOARD
and LCD PANEL.
10
11 12
9

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Exploded View and Parts List
2-14
This Document can not be used without Samsung's authorization
1) Attach the GASKET TAPE and INSULATION
TAPE.
※caution
1) Match the two points in the red lines.
1) Attach the GASKET TAPE and INSULATION
TAPE.
※caution
1) Match the two points in the red lines.
1) Connect FPCBs to the SUB BOARD and attach.
※caution
1) Connect VGA/MEGA CAMERA's FPCB to the
SUB BOARD and attach FPCBs to the LCD
PANEL.
2) Connect WHEEL KEY and TOUCH KEY
CONNECTOR.
1) Assemble the SUB BOARD into the UPPER.
※caution
1) Match the five points in the red circles.
14
15 16
13