GSM TELEPHONE SGH-E850
GSM TELEPHONE
CONTENTS 1.
Specification
2.
Flow Chart of Troubleshooting
3.
Exploded Views and Parts List
4.
Electrical Parts List
5.
PCB Diagrams
6.
Block Diagrams
1. SGH-E850 Specification
GSM900
D C S 18 00
Freq. Band[ MHz] Upli nk/ Dow nl in k
8 80 ~ 9 15 9 25 ~ 9 60
17 10 ~1 78 5 18 05 ~1 88 0
A R F C N r an g e
97 5~ 10 23 0~ 12 4
5 12 ~ 8 85
T x/Rx spacin g
4 5M H z
9 5M Hz
Mod . B i t ra t e/ Bit Period
27 0. 83 3kb p s 3. 69 2u s
27 0. 83 3kb p s 3. 69 2u s
Time Slot Period/Frame P e ri od
57 6. 9u s 4. 61 5ms
57 6. 9u s 4 .6 15 m s
M od u la ti on
0. 3GMS K
0.3GMSK
M S P ow e r
33 d Bm~5 dBm
30 d Bm ~0d Bm
P ower Cl as s
5 pc l ~ 19 pc l
0pcl ~ 15pcl
Sen si ti vit y
-102dBm
-100dBm
TDMA M ux
8
8
C el l R a di us
35 km
-
1-1
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2. SGH-E850 Flow Chart of Troubleshooting 1.Baseband 1. Power ON Power On does not work
Check the current consumption
No
Current consumption >=100mA
Download again
Yes Check the V bat. Voltage
No
Voltage >= 3.3V
Charge the Battery
Yes Check the pin of U100
No
pin#J12 >= 2.8V
Check U100 and C110
Yes No
pin#A13 and pin#A14 = 2.8V
pin#G11 = 1.8V
Yes
No
Check U100 and C113
Yes Check the clock signal at pin#8 of U700
Freq = 13MHz , Vrms ≥ 300mV and Vpp 뵃 900mVpp
No
Check the clock generation circuit (related to OSC300)
Yes Check the initial operation
END
2-1
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SGH-E850 Flow Chart of Troubleshooting
DSP_DB(0:15)
DSP_DB(15)
C100 56PF
VCCA
56PF C123
VCCD
5 DDV 76 DDV QDNG 1 CSP_ DNG 2 CSP_ DNG RUCH_ DNG 1 DDV 2 DDV 3 DDV 1 OI _ DDV 2 OI _ DDV 1 SSV 2 SSV 3 SSV 4 SSV DDDV DDNG BDDV BDNG VDDV VDNG LT CO_ DDV LT CO_ DNG
0
C124 2.2UF 6.3V
470nF
0
SIMCLK SIMRST SIMDATA
SVC_LED BACKLIGHT
DCS_TX_EN GSM_TX_EN
UP_CS UP_SCLK
TP109
C102 33PF
M100
SIMDATA
POS
NEG
4 S
HD6241I S
U102
U101
VCCD
MAX4840
VBAT
NE_ GNR_ BI V QRT NI PEEK_ R WP EDOM O_TESER FUB_1 WSP N1 WS_ R WP 2 WS_ R WP
C118 10UF 10V
R121
100K
C114 10UF 10V
TA_VEXT
CHG_DET
ODI AD I DI AD NRI AD KCI AD
9L 01L 9M 01 N 9K 7L 51 C 41 C
CHG_ON
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CN100
R102 1.2K
10 9 8 7
6 6 5 5 4 4 G G G G
VBAT
C107 100PF
VRTC
SIMVCC 1 1 SIMRST 2 2 SIMCLK 3 3
C113 4.7UF
VCC_1.8A
C110 470nF
VCCD
C106 33PF
C109 1UF
VRF
C104 C103 C105 2.2UF 100NF 33PF
C108 2.2UF
VCCA
C112 470nF
VCCB
C111 470nF
301 U
D1 C126
NT UOCI M PT UOCI M NNI CI M
NT UOXUA PT UOXUA NNI XUA
2
470NF
5 D
UP_SDI
VREF RTCALARM
ICHRG
R118 0 C117 10UF 10V
D
R107 0
RST
CP_INT PWR_KEEP
R114 0
R120 2.7K
6
10
R105
C125
R709
VBAT
0
C115 10NF
D15 E10 A10 E9 H10
E14 E13 E11 F12 D14
K8 L8 N7 M7
K12 H11 G12 G13 F13 F15 C12 A14 C9 D10 B10 B11 A12 B12 A13 J12 G11 F14
N9 R10 P10 J11 K11 K14
VDD34 C11 VDD12 J13
VSIM VRTC LED2_D RV LED1_D RV RING_DRV VIB_DRV VLDO_7 VLDO_6 VL5S_B VL5S_A VLDO_5 VL4S_B VL4S_A VLDO_4 VLDO_3 VLDO_2 VLDO_1 VACC CSN_PSC SCLK_PSC SDO_PSC SDI_PSC VEXT VBAT CH_BD RV CH_ISEN CH_RES
R109
R116
KEY_COL(2)
K23 KL C
D2
G3
KEY_ROW(0)
N20VI _414 BR
3P 5P 6R 1D 4N
RT NI D 7 CN CM QANE OX KL C_ CT R
C119 100NF
3 2
1
6M 6L 4P 4R 41 R 31 M 31 R 31L 31 K 41L 51 M 51P 51 N 41 M 41 N 21P 21 R 21 N 11P
ODI AD I DI AD NRI AD KCI AD NGERV P GERV MCVXV NT UOXUA PT UOXUA NNI XUA PNI XUA NT UOCI M PT UOCI M NNI CI M PNI CI M NBT UOA PBT UOA NAT UOA PAT UOA
R119 0
UP_CLK UP_RST UP_IO SIM_IO SIM_RST SIM_CLK
C101 100NF
01 C 31 B 8E 51 B 51 K 11F 3J 3M 6N 5N 4J 5G 4K 2R 6P 11 N 01 M 6A 6F 11L 31 P 4C 4B
NQXTXR P QXTXR NI XTXR PI XTXR 1FERAR 2FERAR
NC
1 Q101 DTC144EM
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VCCD
U100
3 CDA_XUA 1 SDNG 2 SDNG 3 SDNG 4 SDNG 5 SDNG 6 SDNG 7 SDNG 8 SDNG 9 SDNG 01SDNG 11SDNG 21SDNG 31SDNG 41SDNG 51SDNG 61SDNG 71SDNG 5 CN 6 CN
OCTL0 OCTL1 OCTL2 OCTL3 OCTL4 OCTL5 OCTL6 OCTL7
DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 AB8 AB7 AB6 AB5 AB4 AB3 AB2 AB1 AB0 I|O RWN RESETN_CSP
E6 C5 F5 E5 A4 G6 B3 A3 SERLE1 SERLE2 SERDA SERCK
D2 D3 E3 E2 F3 F2 F1 F4 G4 G3 H5 J6 J5 K3 K2 K1 K5 K7 M1 M2 N2 N1 L5 P1 K6 L3 L2 R3
B1 A2 C1 C2
C121
C120
ADC_AUX2 ADC_AUX1 VREF CREF RTC_ALMN
31 D 7F 8F 9F 01F 7G 8G 9G 01 G 6H 7H 8H 9H 7J 8J 9J 01J 01 K 1 2
DSP_DB(14) DSP_DB(13) DSP_DB(12) DSP_DB( 11) DSP_DB(10) DSP_DB(9) DSP_DB(8) DSP_DB(7) DSP_DB(6) DSP_DB(5) DSP_DB(4) DSP_DB(3) DSP_DB(2) DSP_DB(1)
NC
DSP_DB(0) DSP_AB(8) DSP_AB(7) DSP_AB(6) DSP_AB(5)
DSP_AB(3)
DSP_AB(4)
DSP_AB(2)
DSP_AB(0)
DSP_AB(1)
R711
001 R 0
DSP_AB(0:8)
DSP_IO DSP_RWN CSP_RESET
SVC_LED
TX_BAND_SEL SI_EN TX_EN
SERLE SERDAT SERCLK
AFC TXPOWER
MICINP AUXINP
RTX_IP RTX_IN RTX_QP RTX_QN
NC
C122 1UF
2-3
PXT 7 E CF A 9 D 6C 7C 6D 7D 6B 5B
FN001 611 C NBT UOA PBT UOA NAT UOA PAT UOA
101PT
401 PT 301PT 201 PT
P GERV
T NI _ PSD CM_ M31 KL C
NO_ R WP NO_ GI J
SGH-E850 Flow Chart of Troubleshooting
2. Initial
Initialization Failure Yes
The pin #G11 of U100 = 1.8V and the pin #J12 of U100 뵃 2.825V ?
No
Check the U100 (If it has some problem, it has to be replaced.)
No
Check the U100 (If it has some problem, it has to be replaced.)
Yes
Is the pin #K9 of U100 "Low -> High"? Yes
There is 32.768kHz wave forms at the C614 and C615
No
Check the OSC600
Yes The pin #3 of OSC300
No
Check the OSC300
Yes The Voltage is "High" at the C112,C108,C109
No
Check the U100
Yes No
LCD display is O.K
Check the LCD Part
Yes No
Sound is O.K
Check the Audio Part
Yes END
2-2
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SGH-E850 Flow Chart of Troubleshooting
XBSWN X1RTC X2RTC XRTCALARM_N XOSC32OUT
B7 A7 D10 E8 C6
R606 10K,1%
100K R608
0
R609 0
ICHRG TEMP
BP_VF VBAT
RST
R610 0
RTCALARM CLK32K
R611 330K,1%
OSC600
C614 12PF
4
D11 XAG3 E11 XAG2 A11 XAG1 B11 XAG0
R605
C615 12PF R613 330K,1%
3
M12
1
XCPTSTSTOP_CKO
D12
2
XTIC_MODE
VRF
R323 150
C300 10NF 10NF C301
C302 10NF
5
R312 100 CLK13M_RF
3 4 OSC300 OUT VCC BUFFOUT 6 BUFFIN GND VCONT 2 1
R314 2.7K CLK13M_TR
R315 560
C303 1NF CLK13M_MC
C304
10NF
C306
10NF
CLK13M_YMU
100K R317
AFC
C308 10NF
2-4
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C616 100NF
SGH-E850 Flow Chart of Troubleshooting
VCCA
R100
VCCD
VCCD
0
56PF C123
C101 100NF
VBAT
C100 56PF
SVC_LED
TX_BAND_SEL SI_EN TX_EN
SERLE SERDAT SERCLK
AFC TXPOWER
RTX_IP RTX_IN RTX_QP RTX_QN MICINP AUXINP
B4 C4 P1 3 L 11 F6 A6 M10 N1 1 P6 R2 K4 G5 J4 N5 N6 M3 J3 F11 K 15 B 15 E8 B 13 C1 0
D15 E10 A10 E9 H10
VCC_1.8A
C107 100PF
POS
NEG
DCS_TX_EN GSM_TX_EN
TA_VEX T
C112 470nF
C108 2.2UF
C109 1UF
C110 470nF
C113 4.7UF
0
SI1426DH
C111 470nF
TP109 UP_SDI
R105
D
6
U101 VBAT
UP_CS UP_SCLK
D5
ADC_AUX2 ADC_AUX1 VREF CREF RTC_ALMN
VCCD
S4
E14 E13 E11 F12 D14
VRF
470nF
CSN_PSC K8 SCLK_PSC L8 SDO_PSC N7 SDI_PSC M7 VEXT VBAT CH_BDRV CH_ISEN CH_RES
VCCA
1D
SERLE1 SERLE2 SERDA SERCK
C125
M100 VCCB
1
B1 A2 C1 C2
R102 1.2K SVC_LED BACKLIGHT
2
OCTL0 OCTL1 OCTL2 OCTL3 OCTL4 OCTL5 OCTL6 OCTL7
VRTC
0
R709
RB414_IV02N
E6 C5 F5 E5 A4 G6 B3 A3
SIMCLK SIMRST SIMDATA
2D
NC
C102 33PF
3 G
R711
SIMDATA
C106 33PF
U103
DSP_AB(0)
K12 H11 G12 G13 F13 F15 C12 A14 C9 D10 B10 B11 A12 B12 A13 J12 G11 F14
PWR_SW2 PWR_SW1N PS W1_B UF RESET _O MODE PWR_K EEP I NT R Q VIB _RNG_EN
DSP_AB(1)
VSIM VRTC LED2_DRV LED1_DRV RING_DRV VIB_DRV VLDO_7 VLDO_6 VL5S_B VL5S_A VLDO_5 VL4S_B VL4S_A VLDO_4 VLDO_3 VLDO_2 VLDO_1 VACC
C1 4 C1 5 L7 K9 N1 0 M9 L 10 L9
DSP_AB(2)
RTC_CL K X O E NA Q MC N C7 DINT R
DSP_AB(3)
DSP_IO DSP_RWN CSP_RESET
N4 D1 R6 P5 P3
DSP_AB(4)
U100
VREF
R107 0 RTCALARM VBAT
VCCD
U102 R121 100K
0
CP_INT PWR_KEEP RST
R116
10
C119 100NF
C120 NC
1
NC
C122 1UF
CHG_DET
R114 0
ICHRG
CHG_ON
R118 0 R120 2.7K
R119 0
C121
C114 10UF 10V
MAX4840
C115 10NF
R109 DS P _ I NT
DSP_AB(5)
CL K 13M_MC
DSP_AB(6)
TP102 TP103 TP104
DSP_AB(7)
CL K 32K
DSP_DB(0) DSP_AB(8)
UP_CLK UP_RST UP_IO SIM_IO SIM_RST SIM_CLK
N9 R10 P10 J11 K11 K14
C104 C103 C105 2.2UF 100NF 33PF
DA I CK DA I RN DA IDI DA I DO
DSP_DB(1)
TP101
DSP_DB(2)
VREGP
DSP_DB(3)
DSP_AB(0:8)
A UXINN A UX OUTP A UXOUTN
DSP_DB(4)
MICINN MI COUTP MICOUTN
DSP_DB(6) DSP_DB(5)
A OUTA P A OUTA N A OUTB P A OUTB N M I CI NP M I CI NN MICOUTP MICOUTN A UXINP A UXINN A UXOUTP A UXOUTN VX VCM VREGP VREGN DA ICK DA IRN DA IDI DA IDO
DSP_DB(7)
P11 N1 2 R1 2 P12 N1 4 M14 N1 5 P15 M15 L 14 K 13 L 13 R1 3 M13 R1 4 R4 P4 L6 M6
DSP_DB(8)
A OUTA P A O UT A N A OUTB P A O UT B N
DSP_DB(9)
A FC T XP
DSP_DB(11) DSP_DB(10)
R A RE F 2 R A RE F 1 RXTXIP RXTXIN RXTXQP RXT XQN
DSP_DB(12)
D9 E7
DSP_DB(13)
B5 B6 D7 D6 C7 C6
DSP_DB(14)
DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 AB8 AB7 AB6 AB5 AB4 AB3 AB2 AB1 AB0 I|O RWN RESETN_CSP
C116 100NF
DSP_DB(15)
D2 D3 E3 E2 F3 F2 F1 F4 G4 G3 H5 J6 J5 K3 K2 K1 K5 K7 M1 M2 N2 N1 L5 P1 K6 L3 L2 R3
6 6 5 5 4 4 G G G G 10 9 8 7
VDD34 C11 VDD12 J13
J IG_ON PWR_ON
DSP_DB(0:15)
GND_OCTL VDD_OCTL GNDV V DDV GNDB VDDB GNDD VDDD VSS4 VSS3 VSS2 VSS1 VDD_IO2 VDD_IO1 V DD3 V DD2 V DD1 GND_HCUR GND_PSC2 GND_PSC1 GNDQ VDD67 V DD5
NC6 NC5 GNDS17 GNDS16 GNDS15 GNDS14 GNDS13 GNDS12 GNDS11 GNDS10 G NDS 9 G NDS 8 G NDS 7 G NDS 6 G NDS 5 G NDS 4 G NDS 3 G NDS 2 G NDS 1 A UX _ A DC3
2 1 K 10 J 10 J9 J8 J7 H9 H8 H7 H6 G10 G9 G8 G7 F10 F9 F8 F7 D1 3
CN100 SIMVCC 1 1 SIMRST 2 2 SIMCLK 3 3
C124 2.2UF 6.3V
Q101 DTC144EM
C117 10UF 10V
C126 470NF
KEY_COL(2)
3 2
KEY_ROW(0)
2-5
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C118 10UF 10V
SGH-E850 Flow Chart of Troubleshooting
3. Sim Part
"Insert SIM" is displayed on the LCD Yes
Check the SIM connector's(CN10 0) connection to SIM card
No
Resolder or change CN100
Yes
Check the Voltage at pin#1 of CN100 ≥ 2.8V
No
Check the U100
Yes
Is there any Signals pin#2, #3, #4 of CN100?
No
Check the U600
Yes Check the SIM Card
END
2-6
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SGH-E850 Flow Chart of Troubleshooting
CN100 SIMVCC 1 1 SIMRST 2 2 SIMCLK 3 3
6 6 5 5 4 4 G G G G
SIMDATA
10 9 8 7
C104 C103 C105 2.2UF 100NF 33PF
C106 33PF
2-7
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C102 33PF
SGH-E850 Flow Chart of Troubleshooting
4. Charging Part
Abnormal charging operation
The pin #17, #18 of CN300 is TA_VEXT 뵃 5V?
No
Replace TA or Check CN300
Yes
No
The pin #4 of U103 is "HIGH"?
Check the U101,U103
Yes No
The pin #4 of U102 is "HIGH"?
Check the U102
Yes No
The pin #6 of U102 is LOW
Check U102 or TA
Yes No
The pin #5 of U102 is LOW(During charging)
Check U102 or TA
Yes
The ICHRG = 1V(during charging) and 뵃 180mV(full charging)?
No
Solder again or change R118
Yes END
2-8
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SGH-E850 Flow Chart of Troubleshooting
VCCA
R100
VCCD
VCCD
0
56PF C123
C101 100NF
VBAT
C100 56PF
SVC_LED
TX_BAND_SEL SI_EN TX_EN
SERLE SERDAT SERCLK
AFC TXPOWER
RTX_IP RTX_IN RTX_QP RTX_QN MICINP AUXINP
B4 C4 P1 3 L 11 F6 A6 M 10 N 11 P6 R2 K4 G5 J4 N5 N6 M3 J3 F 11 K 15 B 15 E8 B 13 C 10
D15 E10 A10 E9 H10
C107 100PF
POS
1
VCC_1.8A
NEG
DCS_TX_EN GSM_TX_EN
TA_VEXT
C111 470nF
TP109 UP_SDI
R105
C112 470nF
C108 2.2UF
C109 1UF
C110 470nF
C113 4.7UF
0
D
SI1426DH
U101 VBAT
UP_CS UP_SCLK
S4
ADC_AUX2 ADC_AUX1 VREF CREF RTC_ALMN
VCCD
D5
E14 E13 E11 F12 D14
VRF
470nF
CSN_PSC K8 SCLK_PSC L8 SDO_PSC N7 SDI_PSC M7 VEXT VBAT CH_BDRV CH_ISEN CH_RES
VCCA
2
SERLE1 SERLE2 SERDA SERCK
C125
M100 VCCB
RB414_IV02N
B1 A2 C1 C2
R102 1.2K SVC_LED BACKLIGHT
6
OCTL0 OCTL1 OCTL2 OCTL3 OCTL4 OCTL5 OCTL6 OCTL7
VRTC
0
R709
U103
E6 C5 F5 E5 A4 G6 B3 A3
SIMCLK SIMRST SIMDATA
2D
NC
C102 33PF
3 G
R711
SIMDATA
C106 33PF
1D
DSP_AB(0)
K12 H11 G12 G13 F13 F15 C12 A14 C9 D10 B10 B11 A12 B12 A13 J12 G11 F14
PWR_SW2 PWR_SW1 N PSW1_B UF RESET _O MOD E PWR_K EEP INTRQ VIB _RNG _EN
DSP_AB(1)
VSIM VRTC LED2_D RV LED1_D RV RING_DRV VIB_D RV VLDO_7 VLDO_6 VL5S_B VL5S_A VLDO_5 VL4S_B VL4S_A VLDO_4 VLDO_3 VLDO_2 VLDO_1 VACC
C14 C15 L7 K9 N10 M9 L 10 L9
DSP_AB(2)
RTC_C L K X OE N A Q MC NC7 DINTR
DSP_AB(3)
DSP_IO DSP_RWN CSP_RESET
N4 D1 R6 P5 P3
DSP_AB(4)
VREF
R107 0 RTCALARM VBAT
VCCD
U102 R121 100K
0
CP_INT PWR_KEEP RST
R116
10
C119 100NF
C120 NC
1
NC
C122 1UF
CHG_DET
R114 0
ICHRG
CHG_ON
R118 0 R120 2.7K
R119 0
C121
C114 10UF 10V
MAX4840
C115 10NF
R109 DSP_INT
DSP_AB(5)
U100
CL K 13M_MC
DSP_AB(6)
TP102 TP103 TP104
DSP_DB(0)
DSP_AB(7)
CL K 32K
DSP_DB(1)
DSP_AB(8)
UP_CLK UP_RST UP_IO SIM_IO SIM_RST SIM_CLK
N9 R10 P10 J11 K11 K14
C104 C103 C105 2.2UF 100NF 33PF
DA IC K DA IR N DA IDI DA ID O
DSP_DB(2)
TP101
DSP_DB(3)
V R E GP
DSP_DB(4)
DSP_AB(0:8)
A UXINN A UXOUTP A U XOUTN
DSP_DB(5)
M ICINN MICOUTP MICOUTN
DSP_DB(6)
A OU T A P A OU T A N A OU T B P A OU T B N MIC INP MIC INN MIC OU TP MIC OU TN A UXINP A UXINN A UXOU TP A UXOU TN VXVCM VREG P VREG N DA ICK DA IRN DA IDI DA IDO
DSP_DB(7)
P11 N12 R12 P12 N14 M14 N15 P15 M15 L 14 K 13 L 13 R13 M13 R14 R4 P4 L6 M6
DSP_DB(8)
A OUTA P A OU T A N A OUTB P A OU T B N
DSP_DB(9)
A FC TXP
DSP_DB(10)
RA REF 2 RA REF 1 RXTXIP RXTXIN R X T X QP RXT XQN
DSP_DB(12) DSP_DB(11)
D9 E7
DSP_DB(13)
DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 AB8 AB7 AB6 AB5 AB4 AB3 AB2 AB1 AB0 I|O RWN RESETN_CSP
B5 B6 D7 D6 C7 C6
DSP_DB(14)
D2 D3 E3 E2 F3 F2 F1 F4 G4 G3 H5 J6 J5 K3 K2 K1 K5 K7 M1 M2 N2 N1 L5 P1 K6 L3 L2 R3
C116 100NF
DSP_DB(15)
6 6 5 5 4 4 G G G G 10 9 8 7
VDD34 C11 VDD12 J13
J IG_ON P WR _ O N
DSP_DB(0:15)
GND_OCTL VDD_OCTL GND V VDD V GNDB VDDB GNDD VDDD VSS4 VSS3 VSS2 VSS1 VDD_IO2 VDD_IO1 VDD3 VDD2 VDD1 GND_HCUR GN D_PSC2 GN D_PSC1 G ND Q VDD67 VDD5
NC6 NC5 G NDS17 G NDS16 G NDS15 G NDS14 G NDS13 G NDS12 G NDS11 G NDS10 GN D S 9 GN D S 8 GN D S 7 GN D S 6 GN D S 5 GN D S 4 GN D S 3 GN D S 2 GN D S 1 A UX_A DC3
2 1 K 10 J 10 J9 J8 J7 H9 H8 H7 H6 G 10 G9 G8 G7 F 10 F9 F8 F7 D 13
CN100 SIMVCC 1 1 SIMRST 2 2 SIMCLK 3 3
C124 2.2UF 6.3V
Q101 DTC144EM
3 2
C117 10UF 10V
C126 470NF
KEY_COL(2)
KEY_ROW(0)
2-9
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C118 10UF 10V
SGH-E850 Flow Chart of Troubleshooting
5. Microphone Part
Microphone does not work Yes
Is the assembled status of microphone O.K?
No
Reassemble the microphone
Yes Check the reference voltage on mic path
C418 뵃 2.0V
Solder the microphone again or Replace
No
R407,R408,R409,R410,R411,R412, R415,C408,C415
Yes
Is microphone ok?
No
Check OSC300
Yes END
2-10
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SGH-E850 Flow Chart of Troubleshooting
R435 0
MIC400
MICINP
R407 10K,1%
MICOUTP
R408 120K
C408 1UF C411 NC
C413 NC
C412 10PF
VCCA
MICINN
R409 10K,1%
MICOUTN
R410 120K
R411 1.5K,1%
C416 NC
R415 220
C414 10PF
C415 1UF R412 1.5K,1%
VREGP
R418 NC
6.3V 33UF C418
C432 22PF
R419 1.5K,1%
R424 10K,1%
R420 1.5K,1%
C419
AUXINP
R427 56K
47NF
C420 NC
AUXOUTP
C421 NC
VRF
R323 150
C300 10NF 10NF C301
C302 10NF
R312 100 CLK13M_RF
3 4 OSC300 OUT VCC 5 BUFFOUT 6 BUFFIN GND VCONT 2 1
R314 2.7K CLK13M_TR
R315 560
C303 1NF CLK13M_MC
C304
10NF
C306
10NF
CLK13M_YMU
100K R317
AFC
C308 10NF
2-11
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
SGH-E850 Flow Chart of Troubleshooting
6. Speaker Part
There is no sound from Speaker
No
Is the terminal of Speaker O.K.?
Replace the Speaker
Yes Are there any signals at the C202,C203?
No
Check LCD or Replace CN200
Yes
Yes
No
The type of sound from the Speaker is Melody
No
Is there any signals at the pin#5 and pin#7 of U400?
Is there any signals at the pin#2 and pin#10 of U400?
Yes
No
Yes
Check the
Check the
U401
No The pin#4 of U400 is 3.2~4.2v
No
The pin#4 of U400 is 3.2~4.2v Yes
Yes Check the Battery or R434 Check the U400
END
2-12
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
U100
SGH-E850 Flow Chart of Troubleshooting
S_PWR
VCCD
C201 100NF
R230 LCD_D(1)_FO LCD_D(3)_FO LCD_D(5)_FO LCD_D(7)_FO LCD_D(9)_FO LCD_D(11)_FO LCD_D(13)_FO LCD_D(15)_FO
0
SPK1N
C202 18PF
Y(7)_FO Y(6)_FO Y(5)_FO Y(4)_FO Y(3)_FO Y(2)_FO Y(1)_FO Y(0)_FO
SPK1P SPK1N
C200 330NF
CN200 1 3 5 7 9
COL(4) COL(3) COL(1) CAM_CLCD_EN_FO CAM_WEN_FO BL_DIM LCDVIB_EN SVC_LED
VBAT
R101 R102
11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53
2 2 4 4 6 6 8 8 10 10 12 12 14 14 16 16 18 18 20 20 22 22 24 24 26 26 28 28 30 30 32 32 34 34 36 36 38 38 40 40 42 42 44 44 46 46 48 48 50 50 52 52 54 54 55 55
PWR_ON ROW(2) ROW(1) ROW(0) POPUP_DET LED_EN
R231
0 RST
CAM_A_FO LCD_D(0)_FO LCD_D(2)_FO LCD_D(4)_FO LCD_D(6)_FO LCD_D(8)_FO LCD_D(10)_FO LCD_D(12)_FO LCD_D(14)_FO SPK1P CAM_RESET VTREF HZREF MCKI PCLK CAM_SDA CAM_SCL
0 0
TP101 TP102 SPEAKER
C104 56PF
C105 56PF
2-13
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
C203 18PF
SGH-E850 Flow Chart of Troubleshooting
N1 KPS_ U MY
P1 KPS_ U MY
) 7( D
) 6( D
CP_WEN
YMU_SPK1P
YMU_EN A(0) CP_OEN
27 28 29 30 31
D1 D0
U401
EQ2 EQ1
A0
HPOUT-R
/RD
SSV
6
16 15 14
R402
12
22NF
K3. 3 604 R C406 100NF
2-14
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R404 33K
C405 NC
VCCD
C410 100NF
R403 33K
270PF
C403
11
C409 1NF
C401
150K
13
FERV
5
36
HPOUT-L/MONO 10 35 G 7 8 9
DDV
4
CN
3
CLL P
QRI/
220PF
TSR/
DEL
C407
SPVSS
EQ3
/CS
I KL C
YMU_LED YMU_IRQ RST
G
SPVDD
/WR
32 IOVDD 34 G 1 2 CLK13M_YMU
1T UOPS
AUDIO_OUT_SEL
26
2T UOPS
5 NC1 GND 6 G G G G 11 12 13 14
D(0)
RT M
NC2 7
D(1)
SPK1P
6D
4 IN1
IN2 8
AOUTAP
7D
3 COM1
COM2 9
5D
NO2 10
2 NO1
4D
18
25 24 23 22 21 20 19 18 17 G
3D
R401
33
R400 18
2D
1 V+
YMU_SPK1N
) 5( D
VBAT
U400
SPK1N
) 4( D
R434 100K
AOUTAN
) 3( D
) 2( D
C400 100NF
NE_ BI V_ U MY
VBAT
R405 NC
C404 4.7UF 6.3V
C402 100NF
SGH-E850 Flow Chart of Troubleshooting
2.RF 1. GSM RX CONTINUOUS RX ON RF INPUT : 62CH AMP : -50dBm
NO
NORMAL CONDITION catch the channel?
check L700,C728,L707 contact or INTENNA CONTAC ?
YES
F700 CHECK
NO
pin8 ≥ 65dBm ?
CON700 resolder or change
YES
F700 CHECK
NO
pin2, 3 ≥ 65dBm ?
F700 resolder or change
YES
NO
U700 CHECK pin20,21 ≥ 65dBm
C703,L701,C705 resolder or change
YES
NO
U700 check pin 9,31 :clean 2.8V
U100 Pin A13, C109 check or resolder
YES CHECK U100
2-15
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SGH-E850 Flow Chart of Troubleshooting
2. DCS RX CONTINUOUS RX ON RF INPUT : 698CH AMP : -50dBm
NORMAL CONDITION
NO
catch the channel?
check L700,C728,L707 contact or INTENNA CONTAC ?
YES
F700 CHECK
NO
CON700 resolder or change
pin8 ≥ 65dBm ? YES
F700 CHECK
NO
pin4, 5 ≥ 65dBm ?
F700 resolder or change
YES
U700 CHECK
NO
pin18, 19 ≥ 65dBm
C706,L702,C708 resolder or change
YES
U700 check
NO
U100 Pin A13, C109 check or resolder
pin 9,31 :clean 2.8V
YES CHECK U100
2-16
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SGH-E850 Flow Chart of Troubleshooting
3. GSM TX NO
F700 pin 8 about 31~33dBm?
NO
F700 pin 1=2.8V?
U100 check & change
YES
YES
NO
U701 pin 6 about 31~33dBm?
CN700,C727,L709 check&change
YES L708 or F700 check & change
NO
BATTERY check & change
U701 pin 42,43 =3.7V ?
YES NO
U100 check & change
U701 pin 45 =1~1.5v ramp signal?
YES
CONTINUS TX ON
NO
U701 pin 48 about : 0~5dBm?
RF INPUT : 62CH TX LEVEL :5
YES
U701 pin 40=low & pin 41=HIGH
NO
YES U701 change or resolder
U700 pin 9,31 =2.8V?
NO
YES
U100 pin A13, C109 change or resolder
OSC 300 pin 3,5,6=13MHz
NO
OSC 300 change
YES
U700 pin 8 =13MHz
NO
Check C301,R312,C704
YES
U700 change or resolder
YES
Are there any signal at U700 pin#12,13,14
NO
2-17
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U100 check or change
U100 check
SGH-E850 Flow Chart of Troubleshooting
4. DCS TX
NO
F700 pin 8 about 28~30dBm?
NO
F700 pin6=2.8V?
U100 check&change
YES
YES
CN700,C727,L709 check&change
NO
U701 pin31 about 28~30dBm? YES F700 check & change
U701 pin 42,43 =3.7V?
NO
BATTERY check & change
YES
CONTINUS TX ON
NO
U100 check
RF INPUT : 698CH
U701 pin# 45 =1~1.5V ramp signal?
TX LEVEL :0
YES
NO
U701 pin 37 about : 0~5dBm?
YES
U701 pin 40=HIGH & pin 41=HIGH U700 pin 9,31 =2.8V?
NO
YES
U100 pin A13,C109 change or resolder
OSC 300 pin3,5,6=13MHz
NO
YES
U701 change or resolder
NO
OSC 300 check or change
YES
U700 pin8 =13MHz
NO
Check C301,R312,C704
YES
U700 change or resolder
YES
Are there any signal at U700 pin#12,13,14
NO
U100 check or change
2-18
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
U100 check
SGH-E850 Flow Chart of Troubleshooting
VRF
C700 47PF
10NF C725
RFOD
TXQP
L702 5.6nH
17
C708 2.2PF
16 15
7 9 10 12 14
SERL E
SERDA T
SERCLK
C707 22NF
SI_EN
VRF
VBAT
CN700
G
F700
C727 47PF
4
9 10 11 12 13 14
CLK13M_RF
L709 100nH
GSM_TX_EN DCS_TX_EN
C710 NC C714 4.7UF 10V
C715 10NF
GSM_PAM_IN
R702 120
R703 120
47 C717 1NF R708
R704 39
23 24 25 26 27 28 29 33 36 44 38 GSM850/900OUT
GND1GSM
DCS/PCSOUT
46 VCC1GSM
GND
1 37
DPCS_PAM_IN
R705 150
NC
GSM850/900IN
VB A TT
48
VB A TT
R701 39
3 NC 8 NC 9 N C 10 N C 11 N C 12 NC NC 13 NC 14 NC 15 NC 16 NC 17 NC 22
43 42
L705 2.2nH C716 1.5PF
NC NC NC NC NC NC NC NC NC NC NC
C713 100UF 6.3V
GND
GSMINTERGND
GND GND
DCS/PCSIN
U701
R706 150
GND GND
C718 33PF
C719 270PF
1NF C723
GND
L708 2.7nH L706 NC
6 31 4 5 7 30 32 34 49 50 51 52
GND 53
VCC1
VCC2DCS/PCS
VCC3DCS/PCS
VRAMP
GND
2
45
TXPOWER
GND
TXENABLE
VCCOUT
R707 100K
VCCOUT
41
TX_EN
GND
BANDSEL
VCC3GSM
TX_BAND_SEL
VCC2GSM
40
GND 54
18 19 20 21 35 39
C720 10NF
C721 C722 100PF 1NF
ANT
C728 5PF
ANT700
8
8
GND
18
5 4 3 2
TXQN
C704 100PF
19
G
RFIPP
C705 1.5PF
C706 2.2PF
1
RFOG
XEN
DIA G1
TXIN
20
GG G G G DCS-RX 11 DCS-TX DCS-RX 13 GSM-TX GSM-RX 6 VC2 GSM-RX 1 VC1 A NT
7
RFIPN
L701 24nH
21
DPCS_PAM_IN
SDI
6
RTX_QP RTX_QN
TXIP
_SEN
RTX_IN
RFIDP
SCL K
5
RFIDN
U700
RXIN
_PDN
4
RTX_IP
RXIP
VDD
3
RFIGP
SDO
2
RFIGN
RXQN
X IN
1
DIA G2
35 GND 36 GND
RXQP
28 27 26 25 24 23 22
XOUT
GND GND VDD GND GND GND
34 33 32 31 30 29
GSM_PAM_IN
C701 33PF
C703 1.5PF
1NF C724
2-19
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
L700 NC
L707 27nH
ANTGND
3. SGH-E850 Exploded View and its Parts list 1. Cellular phone Exploded View
QMW01
QAN06 QFR01
QFU01
QCR40
QSP01
QLC01
QMO01
QPC01
QKP02
QCA02
QMP01
QKP01
QME02
QVK01
QMP02 QMI02
QCA00
QME01
QAN02
QCH06 QCA01
QRF03
QVO05
QRE01 QCR32
QVO01 QVO03
QRF01
QIF01
QCR06
QFL01
QBA19 QCH06 QCR10 QSC04
3-1
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
QCR12
SGH- E850 Exploded view and its Part list
2. Cellular phone Parts list Location
Description
NO.
SEC CODE
QMW01
MAIN WINDOW
GH75-05056B
QFU01
S/UPPER
GH75-04365B
QLC01
LCD
GH07-00621A
QKP02
KEYPAD SUB
GH75-04369B
QME02
UNIT METAL DOME
GH59-01554A
QMP02
SUB PBA
GH92-01776A
QCA00
CAMERA GUIDE
GH72-13737A
QCA01
UNIT CAMERA
GH59-01522A
QFL01
S/LOWER
GH75-05392A
SCREW
6001-001700
QCH06
QCR32
CAMERA SIDE DUMMY
GH73-02951B
QSP01
SPEAKER
3001-001610
QMO01
MOTOR DC
3101-001413
QCR40
SCREW
6001-001853
QAN06
INTENNA DUMMY
GH72-14289B
QFR01
FRONT COVER
GH75-04364B
QPC01
PCB-FPCB
GH41-00632A
QMP01
PBA MAIN
GH92-01769A
QKP01
KEYPAD MAIN
GH75-04370A
QCA02
UNIT CAMERA KEY
GH59-01557A
QVK01
UNIT VOLUME EKY
GH59-01556A
QME01
UNIT METAL DOME
GH59-01555A
QMI02
UNIT MIC ASSY
GH59-00595A
QAN02
INTENNA
GH42-00474A
QRE01
SUB REAR COVER
GH75-04367A
EAR JACK COVER
GH72-13805A
QVO05
KEY SHOT
GH71-04447A
QVO01
KEY VOL
GH71-04446A
QRF01
RF SHEET
GH74-09518A
QCR06
SCREW
6001-001155
QIF01
IF COVER
GH72-13739A
QBA19
BATTERY
GH43-01445B
QVO03
SIDE KEY TAPE
GH74-09136A
QSC04
SLDIE SCREW CAP
GH73-03501A
QCR12
SCREW
6001-001530
QCR10
SCREW
6001-001633
QRF03
3-2
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
Remark
SGH-E850 Exploded view and its Part list
3. Test Jig (GH80-00865A)
3-1. RF Test Cable
3-2. Test Cable
(GH39-00283A)
3-3. Serial Cable
(GH39-00206A)
3-4. Power Supply Cable
3-5. DATA CABLE (GH39-00203A)
3-6. TA (GH44-00482A)
3-3
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
4. SGH-E850 MAIN Electrical Parts List Design LOC
SEC Code
Design LOC
SEC Code
ZD101
0403-001446
R701,R704
2007-001295
ZD100
0404-001172
R205,R206
2007-001301
D100
0407-000115
R702,R703
2007-001305
Q100
0505-001518
R323,R705,R706
2007-001306
LED100,LED101,LED102 0601-001790
R102
2007-001319
LED103
0601-001790
R406
2007-001325
U100
1203-002633
R315
2007-002797
V101
1405-001082
R436,R437
2007-003006
V102,V103,V104,V105
1405-001108
R502,R503
2007-007136
V106,V107,V108
1405-001108
R407,R409,R424,R428
2007-007142
R108
2007-000143
R606
2007-007142
R103
2007-000162
R411,R412,R419,R420
2007-007528
R101,R102
2007-000171
R611,R613
2007-007573
R104,R105,R110,R111
2007-000174
R120
2007-008117
R112,R113,R114,R115
2007-000174
C107,C507,C613,C704
2203-000233
U103,U104
2007-000174
C721
2203-000233
R107
2007-002970
C300,C301,C302,C304
2203-000254
R106
2007-000172
C306,C308,C509,C515
2203-000254
R116
2007-000140
C516,C519,C602,C603
2203-000254
C112,C113
2203-000278
C604,C605,C606,C610
2203-000254
C109,C110,C111
2203-000438
C715,C720,C725
2203-000254
C104,C105
2203-001072
C412,C414
2203-000278
C106,C107
2203-001598
C614,C615
2203-000330
C100,C103
2203-005482
C202,C203
2203-000425
C102
2203-005509
C303,C409,C426,C427
2203-000438
C114
2203-006090
C717,C722,C723,C724
2203-000438
C101
2203-006093
C407
2203-000585
C108
2203-006105
C432
2203-000628
L100
2703-002339
C401,C719
2203-000654
F1,F2
3301-001342
C609
2203-000679
CN100
3708-001890
C102,C105,C106,C701
2203-000812
CN102
3708-001982
C718
2203-000812
CN101
3711-005646
C523
2203-000885
U101
1209-001585
C514
2203-000940
ZD314
0403-001387
C307,C612,C700,C727
2203-000995
4-1
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
SGH-E850 Main Electrical Parts List
Design LOC
SEC Code
Design LOC
SEC Code
ZD305
0406-001150
C100,C123
2203-001072
ZD306,ZD313
0406-001201
C424
2203-001153
Q400
0501-000225
C403,C601
2203-001405
Q101
0504-001113
C419,C422
2203-001432
U103
0505-001889
C728
2203-001437
LED201,LED202,LED203 0601-001790
C104
2203-001598
LED204,LED205,LED206 0601-001790
C204
2203-001652
LED200
0604-001261
C126
2203-002494
U400
1001-001261
C101,C103,C115,C116
2203-005061
U601
1009-001018
C119,C400,C402,C406
2203-005061
U500
1109-001281
C410,C500,C501,C502
2203-005061
U701
1201-002075
C503,C505,C506,C513
2203-005061
U300
1203-001720
C600
2203-005061
U102
1203-003109
C703,C705,C716
2203-005281
U100
1203-003304
C201,C309,C425,C428
2203-005482
U101
1203-003409
C520,C521,C611,C616
2203-005482
U502
1203-003459
C607,C608
2203-005496
U401
1204-002138
C429
2203-005503
U602
1209-001219
C200
2203-005509
V200,V201,ZD400
1405-001082
C706,C708
2203-005552
ZD401,ZD402,ZD403
1405-001082
C109,C122,C504,C518
2203-006053
ZD404
1405-001082
C522
2203-006053
V400,V401,ZD200
1405-001108
C205
2203-006090
ZD201,ZD202,ZD203
1405-001108
C408,C415
2203-006093
ZD204,ZD205,ZD206
1405-001108
C707
2203-006137
ZD207,ZD208,ZD209
1405-001108
C113
2203-006208
ZD210
1405-001108
C110,C111,C112,C125
2203-006257
R312
2007-000138
C433
2203-006257
R415
2007-000139
C108
2203-006324
R303,R304,R305,R306
2007-000140
C404
2404-001086
R307,R308,R309,R310
2007-000140
C124
2404-001088
R319,R320,R321,R322
2007-000140
C713
2404-001134
R432
2007-000140
C114,C117,C118,C127
2404-001268
R314
2007-000142
C430,C431
2404-001268
R504
2007-000148
C418
2404-001282
4-2
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
SGH-E850 Main Electrical Parts List
Design LOC
SEC Code
Design LOC
SEC Code
R301,R302,R507,R600
2007-000157
C714
2404-001339
R601,R604
2007-000157
L708
2703-002176
R427,R430
2007-000159
L707
2703-002202
R121,R317,R429,R434
2007-000162
L705
2703-002208
R605,R607,R614,R707
2007-000162
L701
2703-002287
R408,R410
2007-000163
L709
2703-002313
R402
2007-000164
L702
2703-002665
R413
2007-000165
OSC600
2801-003856
R602
2007-000170
OSC500
2804-001577
R100,R105,R107,R109
2007-000171
OSC300
2809-001284
R114,R118,R119,R230
2007-000171
F200,F201,F202,F203
2901-001260
R231,R416,R417,R421
2007-000171
F204,F205,F206
2901-001260
R422,R426,R431,R435
2007-000171
F700
2909-001225
R440,R501,R506,R508
2007-000171
F500,F600
3301-001342
R608,R609,R610,R615
2007-000171
CN700
3705-001355
R709,R710
2007-000171
CN200
3708-001982
R116,R509
2007-000172
CN100
3709-001298
R201,R203,R204,R207
2007-000174
CN300
3710-002017
R209,R210,R211,R212
2007-000174
CN400
3722-002181
R213,R214,R215,R216
2007-000174
M100
4302-001130
R217,R218,R219,R226
2007-000174
U600
GH09-00029A
R423
2007-000758
U501
GH13-00020A
R403,R404
2007-000775
ZD315,ZD316
0406-001208
R414
2007-001244
U700
1205-002433
R400,R401
2007-001288
4-3
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5. SGH-E850 PCB Diagarms
5-1
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
SGH-E850 PCB Diagrams
5-2
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
SGH-E850 PCB Diagrams
5-3
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
SGH-E850 PCB Diagrams
5-4
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
6. SGH-E850 Block Diagrams 1. RF Solution Block Diagram
6-1
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
SGH-E850 Block Diagrams
2. Base Band Solution Block Diagram
6-2
SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.
ⓒ Samsung Electronics Co.,Ltd. DEC. 2004 Printed in Korea. Code No.: GH68-05737A BASIC.
