Samsung SGH-U700 Service Manual
GSM TELEPHONE
SGH-U700
GSM TELEPHONE
CONTENTS
Specification
1.
Exploded View and Parts list
2.
Chart of Troubleshooting
3.
Array course control
4.
Block Diagrams
5.
PCB Diagrams
6.
MAIN Electrical Parts List
7.
Reference data
8.
Safety Precautions
9.
Product Function
10.
Specification
1.
GSM/CDMA General Specification
1-1.
GSM TX power class
1-2.
Exploded View and Parts list
2.
Cellular phone Exploded View
2-1.
Cellular phone Parts list
2-2.
Disassembly
2-3.
Assembly
2-4.
ChartofTroubleshooting
3.
Baseband
3-1.
...............................................................................................................2-4
..................................................................................................................2-14
............................................................................................................3-1
Contents
...........................................................................1-1
...............................................................................................1-2
..................................................................................2-1
............................................................................................2-2
3-1-1.
3-1-2.
3-1-3.
3-1-4.
3-1-5.
3-1-6.
3-1-7.
3-1-8.
3-1-9.
3-2.
3-2-1.
3-2-2.
3-2-3.
3-2-4.
3-2-5.
3-2-6.
3-2-7.
Power ON
System Initial
SIM Part
Charging Part
Microphone Part
Speaker Part
Receiver Part
Camera Part
LCD
.............................................................................................................3-26
RF
......................................................................................................................3-13
EGSM Receiver
EGSM Transmitter
DCS Receiver
DCS Transmitter
PCS Receiver
PCS Transmitter
UMTS Receiver
.....................................................................................................3-1
................................................................................................3-6
.......................................................................................................3-8
.............................................................................................3-10
.........................................................................................3-13
..............................................................................................3-16
.............................................................................................3-20
..............................................................................................3-22
.........................................................................................3-30
.....................................................................................3-31
............................................................................................3-32
........................................................................................3-33
.............................................................................................3-34
.........................................................................................3-35
..........................................................................................3-40
3-2-8.
3-2-9.
UMTS Transmitter
BLUETOOTH
..............................................................................................3-45
......................................................................................3-41
Array course control
4.
Downloading Binary Files
4-1.
Pre-requsite for Downloading
4-2.
S/W Downloader Program
4-3.
Block Diagrams
5.
PCB Diagrams
6.
MAIN Electrical Parts List
7.
Reference data
8.
Reference Abbreviate
8-1.
Contents
......................................................................................4-2
................................................................................4-2
.....................................................................................4-3
..............................................................................................8-1
Safety Precautions
9.
Repair Precaution
9-1.
ESD(Electrostaically Sensitive Devices) Precaution
9-2.
Product Function
10.
......................................................................................................9-1
................................................9-2
Specification
1.
GSM/WCDMA General Specification
1-1.
EGSM 900
Freq. Band[MHz]
Uplink/Downlink
ARFCN range
Tx/Rx spacing 45
Mod. Bit rate/
Bit Period
Time Slot
Period/Frame
Period
Modulation 0.3
270.833
Phase 2
880~915
925~960
0~124 &
975~1023
MHz
kbps
us
3.692
us
576.9
4.615
ms
GMSK
DCS1800
Phase 1
1710~1785
1805~1880
512~885 512~810 10562~10838
MHz
95
270.833
3.692
576.9
4.615
0.3
kbps
us
us
ms
GMSK
PCS1900 WCDMA
1850~1910
1930~1990
MHz
80
270.833
3.692
576.9
4.615
GMSK
0.3
kbps
us
us
ms
1920~1980
2110~2170
190
Mcps/s
3.84
10
UL:2BPSk
DL:QPSK
MHz
ms
MS Power 33
Power Class 5
Sensitivity -102
TDMA Mux 8 8 8 -
Cell Radius 35
dBm~5 dBm
pcl
~19
dBm
Km
pcl
dBm~0 dBm
30
pcl
0
~15
-100
2
dBm
Km
pcl
dBm~0 dBm
30
pcl
0
~15
-100
pcl CLASS3
dBm
--
MAX:24(+1,-3) dBm
MIN:<-50 dBm
-106.7
dBm
1-1
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Specification
GSM TX power class
1-2.
TX Power
control level
EGSM900
533±2
631±2
729±2
827±2
925±2
10 23±2
11 21±2
dBm
dBm
dBm
dBm
dBm
dBm
dBm
TX Power
DCS1800
control level
030±3
128±3
226±3
324±3
422±3
520±3
618±3
dBm
dBm
dBm
dBm
dBm
dBm
dBm
TX Power
control level
PCS1900
030±3
128±3
226±3
324±3
422±3
520±3
618±3
dBm
dBm
dBm
dBm
dBm
dBm
dBm
12 19±2
13 17±2
14 15±2
15 13±2
16 11±3
17 9± 3
18 7±3
19 5±3
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
716±3
814±3
912±4
10 10±4
11 8±4
12 6±4
13 4±4
14 2±5
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
716±3
814±3
912±4
10 10±4
11 8±4
12 6±4
13 4±4
14 2±5
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
15 0±5
1-2
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dBm
15 0±5
dBm
Exploded View and Parts List
2.
2-1.
Cellular phone Exploded View
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
QKP01
2-1
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QKP01
Exploded View and Parts List
2-2.
Cellular phone Parts list
Design LOC Discription SEC CODE
QAN02 INTENNA-SGHU700 GH42-01222A
QBA00 ASSY CASE-BATT UPPER GH98-03988A
QBA01 INNER BATTERY PACK-900MAH GH43-02398A
QCA01 UNIT-SGHU700 CAMERA GH59-04220A
QCH03 ASSY CASE-LED HOLDER GH98-04251A
QCR03 SCREW-MACHINE
QCR12 SCREW-MACHINE
6001-001811
6001-001530
QKP01 ASSY KEYPAD-MAIN(XEF/SB) GH98-03995A
QLC01 MEA-LCD MODULE KIIT GH97-07710A
QMP01 PBA MAIN-SGHU700 GH92-03467A
QPC01 MEA-SLIDE FPCB KIT GH97-07709A
QRE04 PMO-DECO REAR GH72-37458A
QSC05 ASSY CASE-LOWER SCREW CAP
L
GH98-04427A
QSC06 ASSY CASE-LOWER SCREW CAP
R
GH98-04428A
QSH01 ASSY CASE-SHIELD BRACKET GH98-03987A
QSP02 UNIT-SGHU700 SPK MODULE GH59-04495A
QVO01 PMO-KEY VOLUME GH72-37466A
QME01 UNIT-SGHU700 KEY PAD FPCB ASS' GH59-04121A
QMI01 AS-SGHI607 MIC GH81-06077A
QFU01 ASSY CASE-SLIDE UPPER WHEEL GH98-05024A
QCK01 PMO-KEY POWER V3 GH72-39119A
QFR01 ASSY CASE-FRONT S/LOWER(TIM) GH98-05367A
QFL01 ASSY CASE-SLIDE LOWER GH98-03986A
QHI01 ASSY HINGE-LINK HINGE GH98-03994A
QFR02 ASSY CASE-FRONT(TIM) GH98-05365A
QRE01 ASSY CASE-REAR(TIM) GH98-05322A
QCK01 PMO-KEY CAM GH72-37468A
QSD01 PMO-COVER MICRO SD GH72-37472A
QRF03 PMO-COVER EARJACK GH72-37473A
2-2
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Exploded View and Parts List
Discription SEC CODE
BAG PE
6902-000634
CBF INTERFACE-DATA LINK CABLE GH39-00444B
ADAPTOR-SGHE690,SIL,EU,A_TYPE GH44-01361B
S/W CD-SGHU700 PC STUDIO
3.1
GH46-00450A
UNIT-EARPHONE,SGHE490,SIL,B-TY GH59-03883B
LABEL(R)-WATER SOAK GH68-09361A
LABEL(R)-MAIN(TIM) GH68-14910F
MANUAL USERS-TIM ITALIAN GH68-14966A
CUSHION-CASE TA2 MA2 GH69-05116A
BOX(P)-UNIT MAIN(TIM) GH69-05474K
RMO RUBBER-KEY CAM GH73-09876A
RMO RUBBER-PMIC GH73-09996A
MPR-VINYL BOHO MAIN STA GH74-29774A
MPR-TAPE COVER LCD GH74-30596A
TAPE INSU-J TAG GH74-33005A
TAPE-PYRESIA CAM GH74-33076A
TAPE-SHIELDBGND GH74-33077A
TAPE-PYREXIA PAM GH74-33346A
TAPE INSU GH74-33348A
AS-SGHU700 CAMERA TAPE(VGA) GH81-06351A
AS-SGHU700 CAMERA TAPE(3M) GH81-06352A
2-3
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Exploded View and Parts List
Disassembly
2-3.
1
Use the disjointing hole
DetachaRF sheet and unscrew the6points.
1)
2) Separate the REAR from the FRONT ass'y using
assembly stick.
Caution
※
Be care of scratch and molding damage.
1)
2
Disjoin the connectors from the PBA.
1)
Caution
※
Be care of scratch and molding damage.
1)
Be care of damage to the FPCBs
2)
.
Disjoint the MIC
Disjoin the tape in the red box.
1)
Disjoin the MIC.
2)
Disjoin the shield can and key pad.
3)
Caution
※
Be care of scratch and molding damage.
1)
Be care of damage to the FPCB.
2)
43
Unscrew the4points.
1)
Caution
※
Be care of damage to the FPCBs.
1)
Be care of scratch and molding damage.
2)
2-4
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Exploded View and Parts List
5
Disassemble the slide lower into the slide upper.
1)
follow an arrow).
(
Disassemble the slide FPCB into hole of slide
2)
lower.
Caution
※
Be care of scratch and molding damage.
1)
6
Disassemble the UPPER by usingaassembly
1)
stick
.
Caution
※
Be care of scratch and molding damage.
1)
Separate a camera module
from the
1) Separate a camera module from the
2) Separate a camera FPCB from LCD module.
Caution
※
Be care of scratch and molding damage.
1)
Be care of damage to F-PCB.
2)
UPPER using
tweezer.
UPPER.
87
a
Separate the LCD module from the UPPER.
1)
Caution
※
Be care of scratch and molding damage.
1)
Be care of damage to LCD FPCB.
2)
2-5
.
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Exploded View and Parts List
9
Take the LCD out.
1)
Caution
※
Be care of scratch and molding damage.
1)
Be care of damage to camera FPCB.
1)
.
2-6
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2-4.
Exploded View and Parts List
Assembly
1
Solder speaker/motor module to the pad of
1)
camera module.
Caution
※
Be care of damage to the F-PCB of speaker
1)
module
2
Assemble the power key and LED into the
1)
speaker module.
Keep the orders.
2)
Caution
※
Be care of damage to the F-PCBs.
1)
Attach the tapes to the designated2points.
1)
Caution
※
Be care of scratch and molding damage
1)
White holder should not be attatched on the
2)
LED.
43
Check the external damage of LCD module.
1)
Caution
※
.
Be care of scratch and molding damage.
1)
Be care of damage to the F-PCB of speaker
2)
module.
2-7
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Exploded View and Parts List
5
Assemble the slide FPCB into the LCD module.
1)
Solder the side pads of slide FPCB.
2)
Caution
※
Be care of damage to F-PCB of slide.
1)
Be care of solder longer than3seconds.
2)
6
Attach the tape to the designated point.
1)
Caution
※
Be care of scratch and molding damage
1)
.
Check the external damage of slide upper.
1)
Caution
※
Be care of scratch and molding damage.
1)
87
Place the LCD module like the picture.
1)
Attach the touch FPCB to the designated point.
2)
Solder the pads of touch FPCB.
3)
Caution
※
Be care of damage to the touch F-PCB
1)
Please keep the guide silks attaching touch
2)
F-PCB.
2-8
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Exploded View and Parts List
9
Attach the copper tape to the designated point.
1)
Caution
※
Be care of damage to the LCD module.
1)
10
Assemble the camera module into the LCD
1)
module.
Caution
※
Be care of scratch and molding damage
1)
.
Attach tapes to the designated point.
1)
Caution
※
Be care of scratch and molding damage.
1)
Green tape should not be attatched in the red
2)
box.
1211
Assemble the slide FPCB into hole of slide
1)
lower.
Assemble the slide lower into the slide
2)
upper.(follow an arrow).
Caution
※
Be care of scratch and molding damage.
1)
2-9
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Exploded View and Parts List
13
<1>
<4>
Screw down4points in the red circle.
1)
Caution
※
Be care of scratch and molding damage
1)
Screw down4points according to priority.
2)
<3>
<2>
14
Attach the key-PCB on shield can.
1)
Caution
※
Be care of damage to the F-PCBs.
1)
Please keep the three guide holes attaching key
.
2)
F-PCB.
Assemble the keypad on the front.
1)
Caution
※
Be care of scratch and molding damage.
1)
The
2)
each pins.
holes of keypad should be attatched
10
1615
Assemble the shield can on the keypad.
1)
Caution
※
Be care of scratch and molding damage.
1)
First, shield can of three circle should be
2)
attached.
2-10
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Exploded View and Parts List
17
Attach the tapes to the designated point.
1)
Caution
※
Be care of scratch and molding damage of the
1)
connectors
..
18
Assemble the PBA to the assembly.
1)
Assemble the key connector.
2)
Caution
※
Be care of scratch and molding damage
1)
Be care of scratch and molding damage of the
2)
connector.
.
Check the camera key and volume key.
1)
Assemble the rear on slide assembly.
2)
Caution
※
Be care of scratch
1)
Please follow arrows for easy assembly.
2)
.
2019
3
6
2 4
Screw down6points in the red circle.
1)
Attach RF sheet to the designated points.
2)
Caution
※
Be care of scratch and molding damage
1)
Screw down6points according to priority.
2)
1
5
.
2-11
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3. Flow Chart of Troubleshooting
Baseband
3-1.
3-1-1.
Power ON
Power On' does not work
'
Check the current consumption
Yes
Current consumption
Check the Vbat Voltage
Voltage
The pin3of D502 is
check the PMIC output
voltage(R505, R506,
R512, R513, R524)
>= 100
high?
mA
Yes
>=3.3V
Yes
Yes
No
No
No
No
Download again
Charge the Battery
Check D502
check the PMIC
Yes
check the TCX101
Mhz?
19.2
Yes
Check the initial operation
END
No
Check the clock generation circuit
related to TCX101)
(
3-1
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Flow Chart of Troubleshooting
14
VSW_5V
12
VREG_5V
27
VSW_PA
28
VREG_PA
VSW_MSMC
VREG_MSMC
VSW_MSME
VREG_MSME
VREG_USB
VREG_MMC
VREG_RUIM
VREG_MSMP
VREG_MSMA
VREG_WLAN
VREG_RFRX2
VREG_RFRX1
VREG_RFTX
VREG_SYNT
VREG_TCXO
REF_ISET
REF_BYP
REF_GND
L502
31
32
L503
37
36
10
39
42
50
56
64
67
69
73
81
84
61
63
62
VREG_MSMC_1.2V
VREG_MSME_1.8V
R505
R506
MIC_BIAS_2.85V
VREG_USIM_3.0V
R508
VREG_MSMP_2.6V
R509
VREG_MSMA_2.6V
R512
PS_HOLD
PS_HOLD
JIG_ON_IF
VREG_TCXO_2.8V
R111
TRK_LO_ADJ
R565
3
D502
1
Q502
66
CBL1PWR_N
68
3
RESET_N
2
SIM_CLK_PMIC
SIM_RST_PMIC
SSBI2_DATA
SIM_IO
SIM_IO_PMIC
SIM_CLK
SIM_RST
C121
RTR6275_TCXO
CBL0PWR_N
9
PON_RESET_N
30
RUIM_M_IO
26
RUIM_IO
34
RUIM_M_CLK
38
RUIM_CLK
40
RUIM_M_RST
43
RUIM_RST
47
SBDT
1
2
R125
TCXO
C124
C122
C123
C141
3
4
OUTVCC
TCX101
R113
VCON
C129
GND
2
1
3-2
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Flow Chart of Troubleshooting
3-3
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Flow Chart of Troubleshooting
3-1-2.
Initial
Initial Failure
Yes
The pin#9of PMIC
LOW
"
(
check the sleep x-tal at C514,
check the clock signal at
High"?
-->
use D302 pin)
Yes
C513
Yes
R515
No
No
No
if it has some problem, it is to be replaced.)
(
check the clock generation circuit related to
Check the PMIC
Check the OSC501
PMIC and OSC501
Yes
LCD display is O.K
Yes
Sound is O.K
Yes
END
No
No
Check the LCD part
Check the Audio part
3-4
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OSC501
21
C511 C513
C514
SLEEP_XTAL_IN
TCXO
TCXO_EN
TCXO_OUT
VF
AMUX_OUT
REF_OUT
USB_OE_N
USB_DAT
USB_SE0
C562
R516
Flow Chart of Troubleshooting
1
ADC_BYP
44
XTAL_IN
46
XTAL_OUT
45
SLEEP_CLK
58
TCXO_IN
55
TCXO_EN
53
TCXO_OUT
70
AMUX_IN1
72
AMUX_IN2
82
AMUX_OUT
80
REF_OUT
13
USB_OE_N
17
USB_DAT
19
USB_SE0
PMIC500
3-5
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