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GSM TELEPHONE
SGH-E840
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/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. Chart of Troubleshooting
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
1. Specification
1-1. GSM/WCDMA General Specification
EG SM 900 EGSM 900 DCS1800
PCS1 900
Phase 2 Ph ase 2 Ph ase 1
Fr eq. Band[ MHz] 824~849 880~915 1710~1785 1850~1910
Uplink/Downlink 869~894 925~960 1805~1880 1930~1990
0~124 &
ARFCN r ange 128~251 512~885 512~810
975~1023
Tx/ Rx sp acing 45 MHz 45 MHz 95 MHz 80 MHz
Mod. Bit rat e/ 270.833 kbps 270.833 kbps 270.833 kbps 270.833 kbps
Bit Per iod 3.692 us 3.692 us 3.692 us 3.692 us
T im e S lot
576.9 us 576.9 us 576.9 us 576.9 us
Per iod/ Fra me
4.615 ms 4.615 ms 4.615 ms 4.615 ms
Period
Modu lation 0.3 GMSK 0.3 GMSK 0.3 GMSK 0.3 GMSK
MS Power 33 dBm~5 dBm 33 dBm~5 dBm 30 dBm~0 dBm 30 dBm~0 dBm
Power Cl ass 5 pcl ~ 19 pcl 5 pcl ~ 19 pcl 0 pcl ~ 15 pcl 0 pcl ~ 15 pcl
Sensitivity -102 dBm -102 dBm -100 dBm -100 dBm
T DM A M u x 8 8 8 8
Cell Radius 35 Km 35 Km 2 Km -
1-1
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Specification
1-2. GSM TX power class
TX Power EGSM850 TX Power TX Power
DCS1800 PCS1900
control level EGSM900 control level control level
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± 3dBm 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
1-2
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2. Exploded View and Parts List
2-1. Cellular phone Exploded View
QMW01
QFU01
QKP02
QME03
QCA01
QCK01
QSP02
QSP01
QLC01
QVO01
QFR01
QCK02
QPC01
QCR68
QRF03
QFL01
QMI03
QMP01 QHI01
QME02
QSC14 QMI01
QAN02 QCR04
QSC01
QSC02
QCR73
QCR03
QRE01
QBA0101
QSC05
QBC00
2-1
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Exploded View and Parts List
2-2. Cellular phone Parts list
Design LOC Discription SEC CODE
QAN02 INTENNA-SGHE840 GH42-01159A
QBA01 INNER BATTERY PACK-690MAH,BLK, GH43-02834A
QBC00 PMO-COVER BATTERY GH72-37452A
QCA01 UNIT-SGHE840,CAMERA MODULE GH59-04333A
QCK01 ASSY KEY-CAMERA GH98-03699A
QCK02 PMO-KEY POWER GH72-37454A
QCR03 SCREW-MACHINE 6001-001811
QCR04 SCREW-MACHINE 6001-001479
QCR66 SCREW-MACHINE 6001-002047
QCR68 SCREW-MACHINE 6001-002067
QCR73 SCREW-MACHINE 6001-002102
QKP02 ASSY KEYPAD-SUB(OPEN/SIL) GH98-03703A
QLC01 LCD-SGHE840 GH07-01113A
QME02 UNIT-SGHE840,SIDE KEY FPCB GH59-04330A
QME03 UNIT-SGHE840,TOUCH KEY FPCB GH59-04332A
QMI01 MICROPHONE-ASSY-SGHE840 GH30-00355A
QMP01 PBA MAIN-SGHE840 GH92-03451A
QMW01 ASSY COVER-MAIN WINDOW GH98-05194A
QPC01 MEA-SLIDE FPCB KIT GH97-07677A
QRE01 ASSY CASE-REAR GH98-03698A
QSC01 PMO-SCREW CAP L GH72-37444A
QSC02 PMO-SCREW CAP R GH72-37445A
QSC05 PMO-DECO REAR GH72-37453A
QSC14 ASSY RUBBER-BGA FRONT GH98-05356A
QSP02 UNIT-SPK,MOT ASSY GH59-04270A
QVO01 ASSY KEY-VOLUME GH98-04996A
QFU01 ASSY CASE-SLIDE UPPER GH98-03695A
QGI11 ASSY COVER-GRILL GH98-04104A
QFL01 ASSY CASE-SLIDE LOWER GH98-03696A
QHI01 ASSY HINGE-SLIDE GH98-04444A
QFR01 ASSY CASE-FRONT GH98-03697A
2-2
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Exploded View and Parts List
QRF03 PMO-COVER EAR/IF GH72-37442A
QSD01 PMO-COVER MICRO SD GH72-37443A
QMI03 RMO-RUBBER MIC HOLDER GH73-09017A
2-3
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Exploded View and Parts List
Discription SEC CODE
BAG PE 6902-000634
CBF INTERFACE-DLC,X830,SIL,PCB GH39-00720B
ADAPTOR-SGHE690,SIL,EU,A_TYPE GH44-01361B
S/W CD-SGHE840,PC STUDIO 3.1 GH46-00431A
UNIT-SGHU600,HEADSET,SIL,A TYP GH59-04446B
LABEL(R)-WATER SOAK GH68-09361A
LABEL(P)-OPEN MP3 GH68-11246A
LABEL(R)-MAIN(XEF) GH68-14354G
MANUAL USERS-EU FRENCH GH68-14560A
BOX(P)-UNIT MAIN(EU) GH69-05225A
CUSHION-CASE(EU) GH69-05227A
MPR-TAPE LCD PCB GH74-30805A
MPR-TAPE GH74-31892A
MPR-INSU TAPE GH74-31894A
MPR-GASK TAPE LCD FPCB GH74-31896A
MPR-TAPE GH74-31898A
MPR-VINYL BOHO WIN F GH74-31904A
MPR-SPONGE GH74-31906A
TAPE-T-FLASH GH74-32427A
VINYL-BOHO UPPER GH74-33378A
2-4
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Exploded View and Parts List
2-3. Disassembly
1 Rear Deco Scre w( 1.6*5) 2
< Figure 1 >
Screw A:1.4*3 Screw B:1.4*4
Screw(1.4*3)
< Figure 1 > < Figure 2 >
1) Detach from rear deco the back of a set with
tweezer.[Figure 1]
2) Unscrew 5points rear bolts the back of a < Figure 2 >
set.[Figure 2]
1) Open the Micro SD Card Cover and Rear Cover
caution with round tweezer.[Figure 1]
1) Notice the Scratch on the Rear Cover when the 2) Disjoint carefully Rear Cover shaking right and
set disjoint. left[Figure 2]
3 4
Connector
F-PCB
Connector
Screw(1.4*4)
< Figure 1 > < Figure 2 > < Figure 1 > < Figure 2 >
1) Detach the Connecter of 3*4 key F-PCB.
[Figure 1] 1) Lift the intenna and PBA with tweezer.[Figure 1]
2) Unscrew 2points in intenna module.[Figure 2] 2) Detach the F-PCB.[Figure 2]
2-5
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Exploded View and Parts List
5 6
Screw(1.4*4)
Screw Cap
Screw(1.4*1.6)
Screw(1.4*1.1)
< Figure 1 > < Figure 2 > < Figure 1 > < Figure 2 >
1) Unscrew 4points Front Cover.[Figure 1] 1) Remove the Screw cap 2points[Figure 1]
2) Remove the Front Cover.[Figure 2] 2) Unscrew 6points Slide Lower.[Figure 2]
7 8
Green insulated Tape
Camera
Speaker
Module
< Figure 1 > < Figure 2 >
< Figure 1 > < Figure 2 >
1) Remove the Slide Lower.[Figure 1]
2) Detach the green insulated Tape and Pull out the 1) Detach the Speaker Module.[Figure 1]
FPCB.[Figure 2] 2) Detach the Camera.[Figure 2]
caution caution
1) Detach the Green insulated tape carefully. 1) Notice the F-PCB so as not to damage.
2-6
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Exploded View and Parts List
9
Touch Key
Connector
1) Pull out the Touch key connecter.[Figure 1]
2) Lift the LCD F-PCB and detach the LCD with
Window.[Figure 2]
caution
1) Be careful with the damage of LCD.
2-7
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Exploded View and Parts List
2-4. Assembly
1 2
LCD
Touch Key Connector
Camera
Speaker Module
< Figure 1 > < Figure 2 >
< Figure 1 > < Figure 2 >
1) Combine LCD Module.[Figure 1]
2) Insert the Touch Key F-PCB [Figure 2]
caution 1) Combine Camera module.[Figure 1]
1) Be careful of the possible damage on FPCB 2) Combine Speaker module.[Figure 2]
3 4
Screw(1.4*4)
Torque:1.2±0.1Kgf Cm
Screw Cap
Screw(1.4*1.6)
Green insulated Tape Torque:1.0±0.1Kgf Cm
both-sided Tape
< Figure 1 > < Figure 2 >
< Figure 1 >
1) Assemble the mic cover and then screw
2 points.
< Figure 2 >
2) Attach the KEY PAD.
3) Press down the KEY PAD so as not to be
1) Fix the MIC in position like the picture. detached it.
caution caution
1) Check the damage of F-PCB with an eye. 1) Check the connecting condition of KEY PAD.
2-8
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Exploded View and Parts List
5 6
Electric conduction F-PCB Connector
Sponge
Screw(1.4*1.1)
Torque:0.9±0.1Kgf Cm
< Figure 1 > < Figure 2 >
1) Insert "F-PCB" to the connector in PBA.
1) After combine Front Cover, the 4 Bolts. caution
[Figure 1]
2) Attach "electric conduction sponge" on connector. 1) Connector should be certainly clicked along the
[Figure 2] marked line.
7 8
Intenna
Connector
Screw (1.4*4)
Torque:1.0±0.1Kgf Cm
Flatten
Soldering
by finger.
< Figure 1 > < Figure 2 >
1) Insert "3*4 key PCB" to the connector in PBA.
2) Flatten F-PCB by finger while open and close
slide. 1) Screw the 2 Bolts.[Figure 1]
3) Insert the Antenna module. 2) As seen figure 2, soldering the antenna module.
2-9
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Exploded View and Parts List
9 10
Volume
Key Screw (1.4*3)
Torque:1.3±0.1Kgf Cm
Camera
Key
Pow er
Camera
Key Key
< Figure 1 > < Figure 2 >
1) After combine Front Cover, the 4 Bolts.
[Figure 1]
2) Attach "electric conduction sponge" on connector. 1) Push the parts, as seen Figure 1.
[Figure 2] 2) Screw the 2 Bolts, as seen above.[Figure 2]
11
Screw (1.6*5)
Rear Deco
Torque:1.0±0.1Kgf Cm
Screw (1.4*3)
Torque:1.0±0.1Kgf Cm
1) Screw the 3 Bolts, as seen above. [Figure 1]
2) Attach the Rear Deco. [Figure 2]
2-10
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3. Flow Chart of Troubleshooting
3-1 BASEBAND
3-1-1. Power ON
'Power On' does not work
Yes
Check the current No
consumption more Download again
than 100mA
Yes
Check the VBAT No
more than 3.3V Charge the Battery
Yes
Check the
VLDO7_1.8V No
of UCP300 is more Check UCP300 and C315
than 1.8V
Yes
Check U301
pin 1 = 1.8V No
pin 4 = 1.6V Check U301
pin 7,9 = 1.5V
Yes
Check VRF of No Check UCP300
UCP300=2.9V and C316
Yes
Check C130 No
Freq = 13MHz Check the clock C130
Vp-p > 0.8V
Yes
Check the initial operation
Yes
END
3-1
Flow Chart of Troubleshooting
3-2
VCCD_2.9V
VCCD_1.8V
VCCA_2.9V
VRF_2.9V
VBAT
C305 C308 C306 C307
EAR_CHECK
DSP_DB(0:15) C309 C330
2
1
K 10
J 10
J9
J8
J7
H9
H8
H7
H6
G 10
G9
G8
G7
F10
F9
F8
F7
D 13
B4
C4
P13
L 11
F6
A6
M 10
N 11
P6
R2
K4
G5
J4
N5
N6
M3
J3
F11
K 15
B 15
E8
B 13
C 10
NC6
NC5
VDD34 C11
VSS4
VSS3
VSS2
VSS1
VDD3
VDD2
VDD1
VDD5
VDDV
VDDB
VDDD
GNDV
GNDB
GNDD
GNDQ
VDD67
GNDS9
GNDS8
GNDS7
GNDS6
GNDS5
GNDS4
GNDS3
GNDS2
GNDS1
VDD12 J13 VRTC_1.5V
GNDS17
GNDS16
GNDS15
GNDS14
GNDS13
GNDS12
GNDS11
GNDS10
VDD_IO2
VDD_IO1
A UX_A DC3
VDD_OCTL
GND_PSC2
GND_PSC1
GND_OCTL
GND_HCUR
DSP_DB(15) D2 DB15 UP_CLK N9
DSP_DB(14) D3 DB14 R10
SIMCLK
UP_RST SIMRST
DSP_DB(13) E3 DB13 UP_IO P10
DSP_DB(12) E2 J11
SIMDATA
DB12 SIM_IO
DSP_DB(11) F3 DB11 K11 SIM_IO C332
SIM_RST SIM_RST
DSP_DB(10) F2 DB10 SIM_CLK K14
F1
SIM_CLK
DSP_DB(9) DB9
DSP_DB(8) F4 DB8 VSIM K12
G4 H11
VSIM
DSP_DB(7) DB7 VRTC
DSP_DB(6) G3 DB6 LED2_DRV G12 VCCA_2.9V
DSP_AB(0:8) DSP_DB(5) H5 DB5 G13
VCCB_2.9V R300
LED1_DRV VCCD_1.8V_PSC VRF_2.9V VCCD_2.9V VLDO1_1.5V
DSP_DB(4) J6 F13 KEY_BL_MAIN
DB4 RING_DRV
DSP_DB(3) J5 DB3 F15
VIB_DRV
DSP_DB(2) K3 DB2 VLDO_7 C12
DSP_DB(1) K2 DB1 UCP300 A14
VLDO_6
DSP_DB(0) K1 DB0 VL5S_B C9
DSP_AB(8) K5 AB8 D10 C311
VL5S_A C310
DSP_AB(7) K7 AB7 VLDO_5 B10
DSP_AB(6) M1 AB6 B11
VL4S_B DCS_TX_EN
DSP_AB(5) M2 AB5 A12 C312
VL4S_A GSM_TX_EN
DSP_AB(4) N2 AB4 VLDO_4 B12
DSP_AB(3) N1 AB3 A13
1
VLDO_3
POS
DSP_AB(2) L5 AB2 VLDO_2 J12
DSP_AB(1) P1 AB1 G11
3-3
VLDO_1
DSP_AB(0) K6 AB0 F14 BAT300
VACC
L3 I|O
DSP_IO L2 K8
RWN CSN_PSC
2
DSP_RWN UP_CS VBAT
R3
NEG
RESETN_CSP SCLK_PSC L8
FLASH_RESET N7 UP_SCLK C315 C314 C316 C317 C318 C319
SDO_PSC UP_SDO
E6 OCTL0 SDI_PSC M7
C5 OCTL1
UP_SDI
BAND_SEL F5 E14
OCTL2 VEXT
MOD_SEL E5 OCTL3 E13
TX_EN VBAT
A4 OCTL4 E11
XOENA CH_BDRV VCCB_2.9V
G6 OCTL5 CH_ISEN F12
SX_EN B3 OCTL6 D14
PAC_EN CH_RES ICHRG VR300
A3 OCTL7
RX_EN D15
ADC_AUX2
B1 SERLE1 ADC_AUX1 E10
A2 SERLE2 VREF A10
SERLE C1 E9
SERDA CREF
SERDAT C2
R305
SERCK RTC_ALMN H10
SERCLK RTCALARM C322 R306 C320
RA REF2
RA REF1
RXTXIP
RXTXIN
RXTXQP
RXTXQN
A OUTA P
A OUTA N
A OUTB P
A OUTB N
MICINP
MICINN
MICOUTP
MICOUTN
A UXINP
A UXINN
A UXOUTP
A UXOUTN
VXVCM
VREGP
VREGN
DA ICK
DA IRN
DA IDI
DA IDO
RTC_CL K
XOENA Q
MC
A DC_A UX4
DINTR
PWR_SW2
PWR_SW1N
PSW1_B UF
RESET_O
MODE
PWR_K EEP
INTRQ
VIB _RNG_EN
R307
L6
L7
L9
E7 TXP
P4
P5
P3
D9 A FC
B5
B6
D7
D6
C7
C6
R4
N4
R6
K9
D1
M6
M9
L 14
L 13
L 10
P11
P12
P15
N12
R12
N14
N15
K 13
R13
R14
C14
C15
N10
M14
M15
M13
C321
INTRQ
PWR_KEEP
RST
VBAT
A FC
VA PC
RTXIP
RTXIN
RTXQP
RTXQN
MICINP
MICINN
J IG_ON
A UXINP
A UXINN
CL K 32K
A OUTA P
A OUTB P
DSP_INT
A OUTA N
A OUTB N
XOENA Q
PWR_ON
MICOUTP
MICOUTN
A UXOUTP
A UXOUTN
PSW1_B UF
CL K 13M_MC
C323
C324
Flow Chart of Troubleshooting
Flow Chart of Troubleshooting
VRF_2.9V
U101