Samsung SGH-D800 User manual

GSM TELEPHONE
SGH-D800
GSM TELEPHONE CONTENTS
1. Specification
2. Flow Chart of Troubleshooting
3. Exploded View and Parts List
4. MAIN Electrical Parts List
5. PCB Diagrams
6. Block Diagrams

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1. SGH-D800 Specification
1-1
This Document can not be used without Samsung's authorization
1-1. GSM General Specification
E-GSM DCS1800 PCS1900
Freq. Band[MHz]
Uplink/Downlink
880~915
925~960
1710~1785
1805~1880
1850~1910
1930~1990
ARFCN range 975~1023
0~124 512~885 512~810
Tx/Rx spacing 45MHz 95MHz 80MHz
Mod. Bit
rate/
Bit Period
GPRS 270.833Kbps
3.692us
270.833Kbps
3.692us
270.833Kbps
3.692us
EDGE 812.5Kbps
3.692us
812.5Kbps
3.692us
812.5Kbps
3.692us
Time Slot Period/Frame
Period
576.9us
4.615ms
576.9us
4.615ms
576.9us
4.615ms
Modulation
GPRS 0.3GMSK 0.3GMSK 0.3GMSK
EDGE 8PSK 8PSK 8PSK
MS Power
GPRS 33dBm~5dBm 30dBm~0dBm 30dBm~0dBm
EDGE 27~5dBm 26~0dBm 26~0dBm
Power Level
GPRS 5~19(class4) 0~15(class1) 0~15(class1)
EDGE 8~19(class E2) 2~15(class E2) 2~15(class E2)
Sensitivity -102dBm -100dBm -102dBm
TDMAMux888
Cell Radius 35Km 2Km 2Km
Operating Temperature -20℃~45
℃-20℃~45 ℃-20℃~45 ℃
Supply Voltage 3.7V 3.7V 3.7V
Size and Weight Dimention : 97(H) × 52(W) × 14.9(D) mm
Weight : 96g (with standard battery)

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SGH-D800 Specification
1-2
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1-2. GSM TX Power Level
TX Power
control level E-GSM
5 33±2dBm
6 31±2dBm
7 29±2dBm
8 27±2dBm
9 25±2dBm
10 23±2dBm
11 21±2dBm
12 19±2dBm
13 17±2dBm
14 15±2dBm
15 13±2dBm
16 11±2dBm
17 9±2dBm
18 7±2dBm
19 5±2dBm
TX Power
control level DCS1800
030±3dB
m
128±3dB
m
226±3dB
m
324±3dB
m
422±3dB
m
520±3dB
m
618±3dB
m
716±3dB
m
814±3dB
m
912±4dB
m
10 10±4dB
m
11 8±4dBm
12 6±4dBm
13 4±4dBm
14 2±5dBm
15 0±5dBm
TX Power
control level PCS1900
030±3dB
m
128±3dB
m
226±3dB
m
324±3dB
m
422±3dB
m
520±3dB
m
618±3dB
m
716±3dB
m
814±3dB
m
912±4dB
m
10 10±4dB
m
11 8±4dBm
12 6±4dBm
13 4±4dBm
14 2±5dBm
15 0±5dBm

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SGH-D800 Specification
1-3
This Document can not be used without Samsung's authorization
1-3. EDGE TX Power Level
TX Power
control level EGSM
8 27±3dBm
9 25±3dBm
10 23±3dBm
11 21±3dBm
12 19±3dBm
13 17±3dBm
14 15±3dBm
15 13±3dBm
16 11±5dBm
17 9±5dBm
18 7±5dBm
19 5±5dBm
TX Power
control level DCS1800
226±3dB
m
324±3dB
m
422±3dB
m
520±3dB
m
618±3dB
m
716±3dB
m
814±3dB
m
912±4dB
m
10 10±4dB
m
11 8±4dBm
12 6±4dBm
13 4±4dBm
14 2±5dBm
15 0±5dBm
TX Power
control level PCS1900
226±3dB
m
324±3dB
m
422±3dB
m
520±3dB
m
618±3dB
m
716±3dB
m
814±3dB
m
912±4dB
m
10 10±4dB
m
11 8±4dBm
12 6±4dBm
13 4±4dBm
14 2±5dBm
15 0±5dBm

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2. SGH-D800 Flow Chart of Troubleshooting
2-1
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2-1.Baseband
2-1-1. Power ON
'Power On' does not work
Voltage >=3.3V
Download again
Charge the Battery
Pin#J12 >= 2.8V Check U101 and C113
Pin#A13 and
pin#A14 =2.8V Check U101, U107 and U106
Freq = 26MHz
Vrms >=300mV
Vpp≒900mV
Check the clock generation circuit
(related to 3pin of OSC400, C406, R405)
Check the initial operation
END
No
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
pin#G11 =
1.5V
No
Yes
Check the current consumption
Check the Vbat Voltage
Check the pin of U101
ChecktheclocksignalatC411
Current consumption
>= 100mA

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SGH-D800 Flow Chart of Troubleshooting
2-2
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R106
R111
G5
VSS1
K4
VSS2
R2
VSS3
P6
VSS4
R13VXVCM
D1XOENAQ
C124
J12
VLDO_2
A13
VLDO_3
B12
VLDO_4
B10
VLDO_5
A14
VLDO_6
C12
VLDO_7
A10
VREF
R14VREGN
M13VREGP
H11
VRTC
K12
VSIM
VDD_IO1
J4
VDD_IO2
C4
VDD_OCTL
E14
VEXT
F15
VIB_DRV
L9VIB_RNG_EN
A12
VL4S_A
B11
VL4S_B
D10
VL5S_A
VL5S_BC9
G11
VLDO_1
J3
VDD1
J13
VDD12
M3
VDD2
N6
VDD3
C11
VDD34
C10
VDD5
B13
VDD67
A6
VDDB
N11
VDDD
L11
VDDV
N5
B1
A2SERLE2
K14
SIM_CLK
J11
SIM_IOK11
SIM_RST
E7TXP
N9
UP_CLK
P10
UP_IO
R10
UP_RST
F14
VACC
E13
VBAT
L2RWN
D6RXTXIN
D7RXTXIP
C6RXTXQN
C7RXTXQP
L8
SCLK_PSC
SDI_PSCM7
N7
SDO_PSC
C2SERCK
SERDA
C1
SERLE1
L7PSW1_BUF
M9PWR_KEEP
C15PWR_SW1N
C14PWR_SW2
B6RAREF1
B5RAREF2
RESETN_CSP
R3
K9RESET_O
F13
RING_DRV
H10
RTC_ALMN
N4RTC_CLK
N10MODE
NC51
2
NC6
E6OCTL0
OCTL1
C5
F5OCTL2
OCTL3
E5
A4OCTL4
OCTL5
G6
B3OCTL6
OCTL7
A3
GND_PSC1
K15
GND_PSC2
L10INTRQ
I|O
L3
G13
LED1_DRV
G12
LED2_DRV
R6MC
M14MICINN
N14MICINP
P15MICOUTN
N15MICOUTPF9
GNDS3
F10
GNDS4
G7
GNDS5
G8
GNDS6
G9
GNDS7
G10
GNDS8
H6
GNDS9
P13
GNDV
F11
GND_HCUR
B4
GND_OCTL
B15
GNDQ
F7
GNDS1
H7
GNDS10
H8
GNDS11
GNDS12H9
J7
GNDS13
J8
GNDS14
J9
GNDS15
J10
GNDS16
K10
GNDS17
F8
GNDS2
DB2
DB3
J5
J6DB4
H5DB5
G3DB6
G4DB7
F4DB8
F1DB9
P3DINTR
F6
GNDB
M10
GNDD
E8
M6DAIDO
P4DAIRN
K1DB0
DB1
K2
F2DB10
F3DB11
E2DB12
E3DB13
D3DB14
D2DB15
K3
M15AUXINP
L13AUXOUTN
K13AUXOUTP
D13
AUX_ADC3
E11
CH_BDRVF12
CH_ISEN
D14
CH_RES
CREFE9
CSN_PSCK8
R4DAICK
L6DAIDI
K7
K5AB8
E10
ADC_AUX1
D15
ADC_AUX2
P5ADC_AUX4
D9AFC
N12AOUTAN
P11AOUTAP
P12AOUTBN
R12AOUTBP
L14AUXINN
K6AB0
AB1
P1
L5AB2
AB3
N1
N2AB4
AB5
M2
M1AB6
AB7
C126
U101
R105
C120
R101
C114C116
R100
VCCD_1_8
VCCD
VBAT
VPAC
C104
C115
VCLOCK
C110
C113
C102
VCCA
VSYN
C101
C106
VCCD
C109
VBAT
VRF
C118
VCCD_1_8_PSC
C111
R113
C107
R112
U103
GND
3
2VOVS1
VCCD
C112
C100
VRTC
VBAT
C105
C117
C108
1
POS
G
10
VCCA
M100
2
NEG
22
3
34
4
55
6
6
7
G
G
8
9
G
CN111
1
1
XOENA
ANT_BAND_SEL
CHECK_ACC
PSW1_BUF
XOENAQ
AOUTBN
AOUTBP
AUXINP
AUXINN
AUXOUTP
AUXOUTN
UP_SDO
UP_SCLK
UP_CS
GSM_TX_EN
DCS_TX_EN
SERCLK
VAPC
TRXIN
TRXQP
TRXQN
AOUTAP
AOUTAN
CLK32K
CLK13M_MC
FLASH_RESET
PWR_ON
JIG_ON
MICINP
MICINN
MICOUTP
MICOUTN
DSP_DB(2)
DSP_DB(1)
DSP_DB(0)
DSP_AB(0:8)
DSP_AB(8)
DSP_AB(7)
DSP_AB(6)
DSP_AB(5)
DSP_AB(4)
DSP_AB(3)
DSP_AB(2)
DSP_AB(1)
DSP_AB(0)
DSP_RWN
DSP_INT
SERLE
SERDAT
DSP_DB(0:15)
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)
AFC
DSP_DB(15)
INTRQ
DSP_IO
TX_BAND_SEL
RX_SEL
PWR_KEEP
RST
RTCALARM
TRXIP
UP_SDI
SIMCLK SIMDATA
SIMRST

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SGH-D800 Flow Chart of Troubleshooting
2-3
This Document can not be used without Samsung's authorization
C408
R400
R401
VRF
R402
C400
C407
C406
C401
C402
R405
VCC
VCON
1
OSC400
2
GND
OUT
34
AFC
CLK26M_RF
CLK13M_YMU
13MHZ_BB
CLK13M_MC
CLK13M_TR
VCLOCK
NC 5
6
VCC
4
Y
U401
A
2
3GND
1NC
GND
4
Q
3
8
VCC
_CLR
2
1_PR
5
_Q
U402
CK7
D6
R407
C409
C412
C411
C413
L408
13MHZ_BB
26M_REF_CLK

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SGH-D800 Flow Chart of Troubleshooting
2-4
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9
PGND
SW 10
VIN
1
VOUT 6
7
AGND
2AVIN
EN
3
11
GND
MODE/SYNC 8
4NC
5NC
U107
VBAT
C135 C134
L102
R118
VCCD_1_5
C137
VCCD_1_8_PSC
C136
L101
C132
VCCD_1_8_PSC
C133
VBAT
VIN
1
6
VOUT
AGND
2AVIN
EN
3
GND
11
MODE/SYNC 8
4NC
5NC
9
PGND
SW 10
U106
7
VCCD_1_8
R117

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SGH-D800 Flow Chart of Troubleshooting
2-5
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SGH-D800 Flow Chart of Troubleshooting
2-6
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2-1-2. Initial
Initial Failure
The pin #C12 of U101 =
1.8V and
the pin #J12 of U101 =
2.8V ?
Check the U101
(if it has some problem, it is to be replaced.)
Yes
No
Is the pin #K9 of U101
"Low →High" ?
Yes
No Check the U101
(if it has some problem, it is to be replaced.)
There is 32.768kHz wave
forms at the C216 and
C217
Yes
No
Check the U201
Is the pin #3 of U106 &
U107 "High"?
The voltage is "High" at
the C111,C116,C117 Check the U101
Check the U106 & U107
LCD display is O.K?
No
No
Yes
Yes
Yes
Check the LCD part
No
Sound is O.K?
Yes
No
Check the Audio part
END
Yes