Samsung E810 User manual

GSM TELEPHONE
SGH-E810
GSM TELEPHONE CONTENTS
1. Specification
2. Flow Chart of Troubleshooting
3. Exploded Views and Parts List
4. Electrical Parts List
5. Block Diagrams
6. PCB Diagrams
SERVICE
Manual

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1. SGH-E810 Specification
This Document can not be used without Samsung's authorization
1-1
GSM900
Phase 1 EGSM900 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/
Bit Period
270.833KHz
3.692us
270.833KHz
3.692us
270.833KHz
3.692us
Time Slot Period
/Frame Period
576.9us
4.615ms
576.9us
4.615ms
576.9us
4.615ms
Modulation 0.3GMSK 0.3GMSK 0.3GMSK
MS Power 33dBm~13dBm 33dBm~13dBm 33dBm~13dBm
Power Class 5pcl~15pcl 5pcl~19pcl 0pcl~15pcl
Sensitivity -102dBm -102dBm -100dBm
TDMA Mux 8 8 8
Cell Ridius 35Km 35Km 2Km
1. GSM General Specification

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SGH-E810 Specification
1-2
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2. GSM TX power class
TX Power
Control Level GSM900
533±2dBm
629±2dBm
727±2dBm
825±2dBm
923±2dBm
10 21±2dBm
11 19±2dBm
12 17±2dBm
13 15±2dBm
14 13±2dBm
15 11±2dBm
16 9±3dBm
17 7±3dBm
18 5±3dBm
19 3±3dBm
TX Power
Control Level DCS1800
030±3dBm
128±3dBm
226±3dBm
324±3dBm
422±3dBm
520±3dBm
618±3dBm
716±3dBm
814±3dBm
912±4dBm
10 10±4dBm
11 8±4dBm
12 6±4dBm
13 4±4dBm
14 2±5dBm
15 0±5dBm

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2. SGH-E810 Flow Chart of Troubleshooting
2-1
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1. Power ON
'Power ON' Does not work
Check the current consumption
Current consumption
≥100mA ?
Check the V bat. voltage
Down load again
Voltage ≥ 3.3V ?
Check the pin of U100
pin #11 ≥ 2.8V ?
Pin #9=1.8V?
Check the Initial operation
END
pin #39 and #33 = 2.8V
Charge the Battery
Check the clock generation
circuit (OSC400, U405 pin#4)
Check the clock signal
at pin #3 of OSC400
Freq.=13MHz,Vrms 300mV
Check U100 and C113
Check U100 and C114
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES

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SGH-E810 Flow Chart of Troubleshooting
2-2
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2. System Initial
The pin #9 of U100 = 1.8V
and pin #11 of U100=2.8V?
Initial Failure
Is the pin #19 of U100
" Low --> High" ?
There is 32.768KHz wave
form at the C327, C328 ?
Is the pin #25 of U100
is High ?
The voltage is "High"
at the C107,C109,C110 ?
LCD Display OK ?
Sound operation OK ?
END
Check the U304
Check the U300
Check the U100
Check the LCD part
Check the Audio part
YES
NO
NO
NO
NO
YES
YES
YES
YES
YES
NO
NO
NO
YES
Check the U100
(If it has some problem,
it has to be replaced.)
Check the U100
(If it has some problem,
it has to be replaced.)

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SGH-E810 Flow Chart of Troubleshooting
2-3
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3. SIM Part
Is there any signal
pin #52,53,54 of U100 ? Check the U304
"Insert SIM" is displayed on the LCD
END
Check the SIM Card
YES
NO
NO
YES
Is there any signal
pin #1,2,3,6 of CN100 ? Check the U100

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SGH-E810 Flow Chart of Troubleshooting
2-4
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4. Microphone Part
Micro-phone does not work
Is the assembled status of
Microphone O.K?
YES
Reassemble the microphone
NO
Check the DC bias voltage on
Mic path.
The voltage of C246 is
2.2V±10%?
NO Solder the microphone again
or Replace
C233,C246,R232,R233,R235
Is microphone OK? NO Check U300
END
YES
YES

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SGH-E810 Flow Chart of Troubleshooting
2-5
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5. Speaker Part
Is the terminal of speaker
is O.K?
NO Replace the speaker
Are there any signal
at the pin #1,3 of CN503?
NO Check the SPK module
& Replace CN503
There is no sound from speaker
YES
YES
Thetypeofsoundfrom
the speaker is Melody?
YES NO
Are there any signal
at the pin #5,7 of U201?
Are there any signal
at the pin #3,9 of U201?
Check
U201,
U304
NO NO
Pin #4 of U201
is Low?
Pin #4 of U201
is High?
Check U200 Check U300
NO NO
YES YES
YES
YES
END

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SGH-E810 Flow Chart of Troubleshooting
2-6
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JACK_IN
EAR_SPK_P
AUDIO
EAR_SPK_N
EAR_MIC_P
EAR_MIC_N
4.7K
R237
C240
47PF
ZD201
C250
33UF
6.3V
39PF
R236
100K
C254
33PF
C261
C236
1NF
R241
1K
C262
39PFC263
39PF
39PFC264
VCCA
L200
100nH
U202
ICEBERG-FPCB
1UF
C233
82PF
ZD202
R240
82K,1%
C251
C255
180PF
33UF
C246
47PF
2.7K
R231
C242
L203
100nH
L202
100nH
R228
VCCA
680
C258
1NF
33UF
C248
470nF
C232
6.3V
100nH
L204
VCCA
VCCA
ZD200
R239
68K
VCCD
ZD203
1
23
4
L201
0
R242
39PF
ZD204
C260
33PF
NC
C244
470nF
4
5
6
7
C228
CN201
2
3
C259
1NF
C257
1NF
C252
C234
NC
R232
10K
1UF
C249
C253
39PF
C241
5.6PF
C256
33UF
6.3V
51K
R233
56K,1%
R244
R238
10K
R235
680
Q200
23
1
1K
R243
MIC+
JACK_IN
EAR_SWITCH
MICIN
MICOUT
AUXIN
AUXOUTAOUTBP
AOUTBN

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SGH-E810 Flow Chart of Troubleshooting
2-7
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6. Camera Part
Camera function does not work
Check the connect CN502?
NO Connect the CN502
Pin #9 of U500 = 2.8V?
NO
NO
Pin#3 of OSC500 is 25MHz?
NO
Pin #10 of U500 = 2.8V?
Check
U503
END
YES
YES
YES
YES
Pin#1 of OSC500 = High?
NO
Pin #2 of U500 = High?
YES
Check the U500
Check
U304
NO
NO
Pin#1 of CN502 is High? Check solder status of
R500, C502
Replace the OSC500
YES

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SGH-E810 Flow Chart of Troubleshooting
2-8
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7. EGSM Receiver
Continuous RX ON
RF Input : 62 CH
AMP : -50dBm
NORMAL CONDITION
Catch the channel ?
YES
NO
U401 Check
Pin #8 ≥ -65dBm ?
U401 Check
Pin #10 ≥ -65dBm ?
U404 Check
Pin#20,21 ≥ -65dBm ?
Check soldered status of
R400, C401
CN400
Resolder or Change
U401 Resolder or Change
U404 Check
Pin#9,32=Clean 2.8V?
U404 Check
Pin#28,1,2,3=100mV?
U100,C107,C109
Check or resolder
Check U300
NO
NO
YES
YES
YES
YES
NO
YES
U404 Check
Pin #8 : 13MHz ?
Vpp : 860mV?
OSC400 Check
Pin #3 : 13MHz ?
Vpp : 950mV?
OSC400 Check
Pin #4 = 2.8V ?
U404
Change or resolder
NO
NO NO
R413,C428
resolder
OSC400
Change or resolder
YES YES YES
NO
Check soldered status of
C417,419,L405,U403
U403 Check
Pin #1 ≥ -65dBm ?
Check soldered status of
C418 &
U401 Resolder or Change
NO
YES
NO

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SGH-E810 Flow Chart of Troubleshooting
2-9
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8. EGSM Transmitter
Continuous TX ON condition
TX Power Code : 500 code Applied
CH : 62
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF. Level : 10dBm
ATT. : 20dB
C402
=3.7V?
Change U400
NO
YES
U401 Pin#8
About 2~3 dBm? U401
Pin#11 = High? U300,301
Check & Change
NO
C401,CN400
Check & Change
YES
U401
Check & Change
YES
Check the
Battery Block
Level of
U400 Pin #6 is
1.2V?
Check
&ChangeR401
OK ?
U300
Check & Change
YES
YES
NO
NO NO
NO
U400 pin#7
About -5 dBm?
U400 pin#3
High ? Check U300
YES
NO
YES
U404 Check
Pin#9,32 ≥ 2.8V ?
U404 Check
Pin #8 : 13MHz ?
Vpp : 860mV?
OSC400 Check
Pin #3 : 13MHz ?
Vpp : 950mV?
OSC400 Check
Pin #4 = 2.8V ?
NO
YES
NO
NO NO
R413,C428
resolder
OSC400
Change or resolder
YES YES YES
NO
U100,C107,C109
Check or resolder
U404 Pin
#4,5,6,7 = 1.7V?
YES
Change U400Check U300
NO
YES
Level of
U401 Pin#5 is
4~5dBm ?

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SGH-E810 Flow Chart of Troubleshooting
2-10
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9. DCS Receiver
Continuous RX ON
RF Input : 660 CH
AMP : -50dBm
NORMAL CONDITION
Catch the channel ?
YES
NO
U401 Check
Pin #8 ≥ -65dBm ?
U401 Check
Pin #1 ≥ -65dBm ?
U404 Check
Pin#18,19 ≥ -65dBm ?
Check soldered status of
R400, C401
CN400
Resolder or Change
U401 Resolder or Change
U404 Check
Pin#9,32=Clean 2.8V?
U404 Check
Pin#28,1,2,3=100mV?
U100,C107,C109
Check or resolder
Check U300
NO
NO
YES
YES
YES
YES
NO
YES
U404 Check
Pin #8 : 13MHz ?
Vpp : 860mV?
OSC400 Check
Pin #8 : 13MHz ?
Vpp : 950mV?
OSC400 Check
Pin #4 = 2.8V ?
U404
Change or resolder
NO
NO NO
R412,C426
resolder
OSC400
Change or resolder
YES YES YES
NO
Check soldered status of
C414, 416, L404, U402
U402 Check
Pin #1 ≥ -65dBm ? Check soldered status of
C415
NO
YES
NO

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SGH-E810 Flow Chart of Troubleshooting
2-11
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10. DCS Transmitter
Continuous TX ON condition
TX Power Code : 350 code Applied
CH : 660
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF. Level : 10dBm
ATT. : 20dB
C402
=3.7V?
Change U400
NO
YES
U401 Pin#8
About 2~3 dBm? U401
Pin#11 = High? U300,302
Check & Change
NO
C401,CN400
Check & Change Level of
U401 Pin#3 is
4~5dBm ?
YES
U401,L402,C405,407,408
Check & Change
YES
Check the
Battery Block
Level of
U400 Pin #6 is
1.2V?
Check
&ChangeR401
OK ?
U300
Check & Change
YES
YES
NO
NO NO
NO
U400 pin#1
About -5 dBm?
U400 pin#3
High ? Check U300
YES
NO
YES
U404 Check
Pin#9,32 ≥ 2.8V ?
U404 Check
Pin #8 : 13MHz ?
Vpp : 860mV?
OSC400 Check
Pin #3 : 13MHz ?
Vpp : 950mV?
OSC400 Check
Pin #4 = 2.8V ?
NO
YES
NO
NO NO
R413,C428
resolder OSC400
Change or resolder
YES YES YES
NO
U100,C107,C109
Check or resolder
U404 Pin
#4,5,6,7 = 1.7V?
YES
Change U400
Check U300
NO
YES

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SGH-E810 Flow Chart of Troubleshooting
2-12
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TRANSMITTER & RECEIVER
C404
47PF
0.75PF
C417
33PF
C433
C408
0.5PF
R406
220
C403
10NF
33PF
C430
2.2PF
C414
100K
L401
6.8nH
R401
R402
10
33PF
C435
820
R403
2.2PF
C416
15
VRF
47PF
C418
R405
2.7nH
L402
NC
L403
OUT 3
4
OUT
VPAC
VRF
U402
G
2
G
5
1IN
NC
VBAT
C400
L404
C406
2.2PF
6.8nH
27nH
L405
C434
33PF
C419
0.75PF
1UF
C429
OUT
CN400
G1
3G2 4
1IN 2
2
L407
15nH
GG
67
GG
912
GG
1314
G
11
VC1
VC2
U401
8
ANT
1DCS_RX
3DCS_TX
EGSM_RX
10
EGSM_TX
5
4
R407
270
100NF
C420
22PF
C405
C411
270PF
ANT_GND
C407
0.75PF
25
G
1IN OUT 3
4
OUT
U403
G
820
R404
6.3V
100UF
C402
R400
0
27
XOUT
_PDN
1012
_SEN
5
TXIN
TXIP 4
7
TXQN
TXQP 6
VDD
9
32
VDD
26
XEN
8
XIN
RFOG
23
3
RXIN
RXIP 2
RXQN 1
RXQP
28
13
SCLK
SDI
14 11
SDO
GND
19 RFIDN
18 RFIDP
21 RFIGN
RFIGP
20
17 RFIPN
RFIPP
16
22
RFOD
DIAG2
15 GND
29
GND
30
GND
GND
31 33
GND
34
GND
GND 35
36
U404
24
DIAG1
25
C412
33PF
6
5VREG
1NF
C413
7
GSM850/900IN
9
GSM850/900OUT
PCSOUT 11
TXEN3
VBATT
4
VCC
10 8
VCC2
VCC2
12
VRAMP
U400
RF3140
BAND
21 DCSIN
GND
13
C410
33PF33PF
C409
ANT1
C431
22NF
C401
47PF
22PF
C415
C421
33PF
ANT
SERLE
SERCLK
SERDAT
GSM_LNA_IN_P
GSM_LNA_IN_N
DCS_LNA_IN_P
DCS_LNA_IN_N
TX_BAND_SEL
DCS_TX_EN
GSM_TX_EN
DCS_LNA_IN_P
DCS_LNA_IN_N
GSM_LNA_IN_N
GSM_LNA_IN_P
SI_EN
RXQP
GSM_PAM_IN
DCS_PAM_IN
CLK13M_R
TXIN
TXIP
TXQN
TXQP
TXPOWER
GSM_PAM_IN
DCS_PAM_IN
TX_EN
RXIP
RXIN
RXQN

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3. SGH-E810 Exploded View and Parts list
3-1
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1. Cellular phone Exploded View
QMW02
QFU01
QKP02
QMP02
QFL01
QCA01
QVK02
QME02
QLC55
QFR01
QMP01
QVK01
QMI01
QKP01
QME01
QCA02
QRE01
QAN02
QVO01
QCR03
QCK01
QBA29
QCH05

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SGH- E810 Exploded View and Part list
3-2
This Document can not be used without Samsung's authorization
Location NO. Description SEC CODE Remark
QMW02 MAIN WINDOW GH72-14922A
QFU01 FOLDER UPPER GH75-04239A
QVK02 UNIT FLASH FPCB GH59-01353A
QCA01 CAMERA GH59-01328A
QLC55 LCD GH07-00535A
QKP02 FUNCTION KEY GH75-04245A
QMP02 MAIN PBA GH92-01750A
QME02 METAL DOME GH59-01336A
QFL01 FOLDER LOWER GH75-04743A
QCH05 FRESH COVER GH72-12929A
QFR01 FRONT COVER GH75-04238A
QCA02 CAMERA KEY GH59-01338A
QKP01 KEYPAD GH75-04244A
QMI01 MIC GH30-00107A
QME01 METAL DOME GH59-01335A
QMP01 MAIN PBA GH92-01747A
QVK01 UNIT VOLUME GH59-01337A
QAN02 INTENNA GH42-00415A
QRE01 REAR COVER GH75-04246A
QCK01 CAMERA KEY GH75-04247A
QVO01 VOLUME KEY GH75-04248A
QCR03 SCREW 6001-001811
QBA29 BATTERY GH43-01319A
2. Cellular phone Parts list

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SGH-E810 Exploded View and Part list
3-3
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3. Test Jig (GH80-03304A)
3-1. RF Test Cable
(GH39-00182A)
3-2. Test Cable
[GH39-00304A]
3-3. Serial Cable
3-4. Power Supply Cable 3-5. DATA CABLE
[GH39-00293A]
3-6. TC
[GH44-00701A]

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4. SGH-E810 Electrical Parts List
4-1
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1.Main Parts List
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

SAMSUNG Proprietary-Contents may change without notice
4-2
SGH-E810 Electrical Parts List
This Document can not be used without Samsung's authorization
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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