Samsung SGH-L310 User manual

GSM TELEPHONE
SGH-L310
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
12. Schematic Diagrams

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2. Specification
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2-1
PCS1900
1850~1910
1930~1990
512~810
80MHz
270.833kbps
3.692us
576.9us
4.615ms
0.3GMSK
30dBm~0dBm
0pcl ~ 15pcl
-100dBm
8
-
GSM900
Phase 1
EGSM 900
Phase 2
DCS1800
Phase 1
Freq. Band[MHz]
Uplink/Downlink
890~915
935~960
880~915
925~960
1710~1785
1805~1880
ARFCN range 1~124 0~124 &
975~1023 512~885
Tx/Rx spacing 45MHz 45MHz 95MHz
Mod. Bit rate
/BitPeriod
270.833kbps
3.692us
270.833kbps
3.692us
270.833kbps
3.692us
Time Slot Period
/FramePeriod
576.9us
4.615ms
576.9us
4.615ms
576.9us
4.615ms
Modulation 0.3GMSK 0.3GMSK 0.3GMSK
MS Power 33dBm~5dBm 33dBm~5dBm 30dBm~0dBm
Power Class 5pcl ~ 19pcl 5pcl ~ 19pcl 0pcl ~ 15pcl
Sensitivity -102dBm -102dBm -100dBm
TDMA Mux 8 8 8
Cell Radius 35Km 35Km 2Km
2-1. GSM General Specification

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Specification
2-2
TX Power
control level PCS1900
030±2dBm
128±3dBm
226±3dBm
324±3dBm
422±3dBm
520±3dBm
618±3dBm
716±3dBm
814±3dBm
912±4dBm
10 10±4 dBm
11 8±4dBm
12 6±4 dBm
13 4±4 dBm
14 2±5 dBm
15 0±5 dBm
TX Power
control level DCS1800
030±2dBm
128±3dBm
226±3dBm
324±3dBm
422±3dBm
520±3dBm
618±3dBm
716±3dBm
814±3dBm
912±4dBm
10 10±4 dBm
11 8±4dBm
12 6±4 dBm
13 4±4 dBm
14 2±5 dBm
15 0±5 dBm
TX Power
control level GSM900
533±2dBm
631±3dBm
729±3dBm
827±3dBm
925±3dBm
10 23±3 dBm
11 21±3 dBm
12 19±3 dBm
13 17±3 dBm
14 15±3 dBm
15 13±3 dBm
16 11±5 dBm
17 9±5 dBm
18 7±5 dBm
19 5±5 dBm
2-2. GSM TX power class

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Specification
This Document can not be used without Samsung's authorization
2-3
TX Power
control level GSM900
827±3dBm
925±3dBm
10 23±3 dBm
11 21±3 dBm
12 19±3 dBm
13 17±3 dBm
14 15±3 dBm
15 13±3 dBm
16 11±5 dBm
17 9±5 dBm
18 7±5 dBm
19 5±5 dBm
TX Power
control level DCS1800
226-4/+3dBm
324±3dBm
422±3dBm
520±3dBm
618±3dBm
716±3dBm
812±3dBm
910±3dBm
10 14±3 dBm
11 12±4 dBm
12 10±4 dBm
13 8±4dBm
14 6±4 dBm
15 4±4 dBm
2-3. GSM EDGE TX power class
TX Power
control level PCS1900
226-4/+3dBm
324±3dBm
422±3dBm
520±3dBm
618±3dBm
716±3dBm
812±3dBm
910±3dBm
10 14±3 dBm
11 12±4 dBm
12 10±4 dBm
13 8±4dBm
14 6±4 dBm
15 4±4 dBm

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Specification
2-4

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5. Exploded View and Parts List
5-2
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QFR01
QME33
QSC05
QMP01
QCR05
QMI01
QAN05
QAN02
QSH01
QSP01
QCR06
QCR06
QMO01
QRE01
QBA01
QCR06
QBA00
QME16
QFU01
QLC01
QCA01
QFL01
QMW01
QCR05
QSC32
QSC33
QSC06
QCR61
QCR04
QCR05
QVO01
QAN19
QCR05
QHI01
QIF01
QSD01
QKP01
QME01
5-1. Cellular phone Exploded View

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Exploded View and Parts List
5-2
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Design LOC Description SEC CODE
QAN02 INTENNA-SGHL310 GH42-01464A
QAN05 ASSY MEC-INTENNA CONTACT GH75-08168A
QAN19 INTENNA-SGHL310BT GH42-01507A
QBA00 ASSY COVER-BATT GH98-07029D
QBA01 INNER BATTERY PACK-800MAH,BLK, GH43-03039A
QCA01 CAMERA MODULE-2M 1/4" GH59-05186A
QCR03 SCREW-MACHINE 6001-001811
QCR04 SCREW-MACHINE 6001-001479
QCR05 SCREW-MACHINE 6001-001478
QCR05 SCREW-MACHINE 6001-001478
QCR05 SCREW-MACHINE 6001-001478
QCR06 SCREW-MACHINE 6001-001155
QCR06 SCREW-MACHINE 6001-001155
QCR61 SCREW-MACHINE 6001-002008
QFL01 ASSY CASE-LOWER GH98-06825A
QFR01 ASSY CASE-FRONT GH98-06826A
QFU01 ASSY CASE-UPPER GH98-06819D
QHI01 ASSY HINGE-LCD GH98-06822A
QIF01 PMO COVER-IF GH72-44707D
QKP01 ASSY KEYPAD-(EU/BLK) GH98-06824A
QLC01 LCD-SGHL310 1.8" GH07-01226A
QME01 KEY FPCB-SGH-L310 22KEY GH59-05289A
QME16 UNIT-CON TO CON GH59-05284A
QME33 KEY FPCB-DOPARO FPC ASS'Y GH59-05502A
QMI01 MICROPHONE-ASSY-SGHL310 SMD TY GH30-00457A
QMO01 MOTOR DC-SGH-L310 GH31-00403A
QMP01 PBA MAIN-SGHL310 GH92-04339A
QMW01 ASSY COVER-WINDOW MAIN GH98-06823A
QRE01 ASSY CASE-REAR GH98-06820D
QSC05 PMO COVER-RIGHT SCREW CAP V2 GH72-45164A
QSC06 PMO COVER-LEFT SCREW CAP V2 GH72-45163A
QSC32 ASSY COVER-WINDOW LEFT SCREW C GH98-07991A
QSC33 ASSY COVER-WINDOW RIGHT SCREW GH98-07992A
QSD01 PMO COVER-SD GH72-44708D
QSH01 ASSY BRACKET-PBA SHIELD CAN GH98-06828A
QSP01 MICRO SPEAKER 3001-002296
QVO01 PMO KEY-VOLUME GH72-44709D
5-2. Cellular phone Parts List

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11. Disassembly and Assembly Instructions
11-1
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1) Remove the Battery and SIM card. 1) Be careful not to scratch the surface of the
handset.
1) Be careful not to break the PBA. 1) Be careful not to harm to the PBA and FPCB.
11-1. Disassembly Instructions
12
34
1) Remove a battery and remove SI CARD and SD CARD.
1) Remove the shieldcan.
③②
⑥
1) Remove all screws and remove a REAR.
④
①
⑤
1) Disconnet two connectors.
2) Seperate the PBA.

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Disassembly and Assembly Instructions
11-2
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1) When using the screwdriver, don't break the frame. 1) When using the screwdriver, don't break the frame.
1) Be careful not to change the shape of hinge
1) When remove SCREW CAP, be careful not to scratch
the surface.
5 6
7 8
1) Remove 4 Screws.
1) Open the folder.
2) Open the folder and push to the right side
and pull out the hinge.
1) Remove SCREW.
2) Take the hinge dummy out .
1) Remove 2 screw caps.
2) Remove 2 screws.
screw cap screw cap

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Disassembly and Assembly Instructions
11-3
This Document can not be used without Samsung's authorization
1) When using the separation jig, be careful not to
damage the HOOK and structure.
1) When removing the sponge, be careful not to break
the sponge.
1) When removing the sponge, be careful not to break
the sponge.
1) When removing the tape, be careful not to tear the
tape.
1) Remove the sponge on the lighting sheet.
910
11 12
1) Remove LED sponge. 1) Remove insulating tape.
1) Separate the folder from right side to left side.
separation
direction

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Disassembly and Assembly Instructions
11-4
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1) When removing the SPK and Motor, be careful not to
break the solder pad.
1) Be careful not to tear the Camera FPCB.
2) When lifting up the CAMERA, be careful not to
break the camera sensor.
3) Be careful not to tear the MAIN FPCB.
1) Be careful not to break the solder pad.
1) When removing the tape, be careful not to tear the
tape.
2) Be careful not to tear the FPCB.
13 14
15
1) Separate the SPK and Motor
1) Lift up the camera.
2) Separate the LCD to No.2 direction.
1) Remove the solder.
1) Remove the insulating tape.
2) Lift up the actuator and remove the camera,
Main FPCB.
Decomposition hole
Decomposition hole
1
2
16

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Disassembly and Assembly Instructions
11-5
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1) Be careful not to tear the TAPE. 1) Be careful not to break the solder pad.
1) Be careful not to soil the LCD surface with dust or
fingerprint.
1) First, remove the glue, and remove MOT and SPK
with soldering iron
17 18
19
1) Remove double-faced TAPE of MAIN FPCB

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Disassembly and Assembly Instructions
11-6
This Document can not be used without Samsung's authorization
1) Be careful not to break the LCD. 1) When soldering, pay attention to the polarity.
1)Take care so that the glue may not fall outside PCB. 1) Insert the FPCB according to the guideline.
11-2. Assembly Instructions
12
34
1) Solder SPK and MOT.
1) Check the LCD unit.
(dust or fingerprint)
1) Glue after soldering
1) Attach the double-faced tape
2) Camera, MAIN FPCB connection.

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Disassembly and Assembly Instructions
11-7
This Document can not be used without Samsung's authorization
1) Attach the tape to cover all connector. 1) Attach the lighting sheet according to guideline.
1) Be careful not to tear the FPCB.
2) Be careful not to soil the Camera Lens with dust or
fingerprint.
1) When arranging the SPK/MOT WIRE, be careful not to
break the solder.
2) Be careful not to spill the sponge out of the
upper case.
56
8
7
1) Insert MAIN FPCB into UPPER slot.
2) Insert the camera.
1) Attach the insulating tape
1) Attach the lighting sheet.
2) Solder on the pad.
guideline
1.Insert MAIN FPCB
2. insert camera
1) Inser the SPK/MOT.
2) Attach the sponge.

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Disassembly and Assembly Instructions
11-8
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1) Be careful not to break the HOOK. 1) Fit the sponge on to the lighting sheet.
1) Assemble from the lower part to upper like arrow
direction.
1) Use the pressing jig to prevent the screw from
loosening.
9
11 12
910
2) Attach the sponge.
1) Attach the insulating tape.
assembling direction
1) Assemble to arrow direction.
2) Attach the 2 SCREW CAPs.
1) Tighten 2 SCREWs.
1) Attach the sponge

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Disassembly and Assembly Instructions
11-9
This Document can not be used without Samsung's authorization
1) Don't scratch the surface of the handset.
Please pay attention. 1) Be careful to damage the S-FPCB.
1) Pay attention to the direction. 1) Pay attention to gap.
1) Be careful not to tear the FPCB. 1) When using screwdriver, be careful not to break
the screw hole.
1) Assemble from the lower position. 1) When assembling the Main B'D, Be careful not to
break the parts.
9
15 16
13 14
1. Combine FOLDER for FRONT hinge.
Insert the FPCB and FRONT into the hinge part.
1) Tighten 4 SCREWs.
1) Insert the dummy.
2) Tighten the screw.
1) Insert MAIN B'D into FRONT's groove.
2) Push and insert MAIN B'D to left side HOOK .

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Disassembly and Assembly Instructions
11-10
This Document can not be used without Samsung's authorization
1) Be careful not to tear the FPCB. 1) When assembling shield can, be careful not to
break the MAIN B'D.
1) When assembling the REAR, be careful not to get
damaged.
1) When using the screwdriver, be careful not to get
damaged.
9
19
17 18
1) Assemble the 2 connectors. 1) Assemble the shield can.
1) Assemble REAR from the top portion. 1) Tighten 6 SCREWs.
20

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9. Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-1
9-1. Power On
Check the Battery Voltage
is more than 3.4V
' Power On ' does not work
Change the Battery
END
No
Yes
C323(VISA) = 2.7V? Check the PMU related to VINT
No
Yes
Check the Clock at
OSC300=32KHZ
Resolder OSC300
No
Yes
C303(+VDD_IO_LOW) &
C304(+VDD_IO_HIGH) = "H"? Check the related circuit
No
Yes
C327(+VDD_GSM_CORE)
=1.8V?
Check the +VDD_GSM_CORE circuit
No
Yes
Check for the clock at C123
=26MHz
Check the clock generation circuit
(related to U100)
No
Yes
Check the initial operation
Yes
Yes

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Flow Chart of Troubleshooting
9-2
BH101
2
C
C214
C215
C303
C304
5
0
3
C
6
0
3
C
C307
C308
C309
C310
C313
C314
6
1
3
C
C317
8
1
3
C
9
1
3
C
C320
2
2
3
C
3
2
3
C
4
2
3
C
5
2
3
C
C326
C327
C329
C419
0
0
3
L
OSC300
PAM300
R312
R313
4
1
3
R
5
1
3
R
6
1
3
R
R407 R408
R409
7
0
1
C
S
SC109
0
0
3
A
T
TP300
TP30 1TP30 2
TP_CS0 n
TP_WAI T
1
0
2
U
U202
1
0
4
U
ZD300
413R
323C
V2.1_LLP_DDV+
713C
V8.1_WOL_OI_DDV+
003L
903C
513R
003DZ
803R
403R
503C
CHTSR
7
3OPG
8
2OPG
9
53DCDVBAT
54SIMEN
55
VBAT
56
LCVDD
75 SSV
58
NC
59
NC
FFOMIS/CHOIMIS
6
VBAT46
D2VDD47
LPVDD48
D3VDD49
CHSRMIS
5
D1VDD50
D1VBAT51
LCVDD52
SSV 93
CHKCMIS
4
VSAVE40
RF1VDD41
RF2VDD42
SIMVCC43
HCVDD44
IOVDD45
DNG
F
ER 13
ASIV 23
ESNESTABV 33
1CER 43
2CER 53
RUCGHC 63
NIVBSU 73
GHCV 83
SIMIOCD
24
SIMRSCD
25
26SIMEN
CTN 72
YEKNO 82
SAIBCIM 92
QRI
3
CFER 03
CPVDD
17
DCDLX
18
19DCDVBAT
OCSO
2
DCDVDD
20
SDA
21
SCL
22
SIMCKCD
23
ICSO
1
1OPG
01
11 1NERWP
2NERWP
21
SSV
31
CLK32K
14
SCN
15
SCP
16
003MAP
423C
003TAB
2
1
913C
TABV
003AT
623C
603C
403C
013C
613R
813C
213R
223C
313R
503R
313C
723C
003PT
003CSO
103PT
TABV
023C
203PT
703C
413C
523C
203C
TABV
303C
613C
803C
513C
NO_XUA
nFFOMIS
NI_KCAJ
TTAB_SEM
V8.2_NYS_CCV+
V8.2_XT_XR_DDV+
V0.3_CCV_MIS+
V6.2_AFH_DDV
A+
V8.1_WOL_OI_DDV+
V9.2_HGIH_OI_DDV+
V6.2_DDVA+
V9.2_PEELS_DDV+
V0.3_DS_DDV+
NOTSR
V1.2_SAIB_CIM
NO_FER
TIGID
_zHK23
V2.1_EROC_MSG_DDV+
ADS
LCS
NYEKNO
UMP_TI
SUBV+
EGRAHC_TXE_V

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Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-3
9-2. Initial
UCP200 RSTON
(TP_RSTON) is "High"?
Initial Failure
Check the circuit related to reset
END
No
UCP200 RSTEXTn
(TP_EXT) is "High"?
Yes
Yes
No
Check UCP200 or change the PBA
Check the 16bit data signal
&memoryCE
Yes