Samsung SGH-C110 Manual de usuario

SGH-C110

SERVICE

Manual

GSM TELEPHONE CONTENTS

1. Specification

2. Flow Chart of Troubleshooting

3. Exploded View and Parts List

4. Main Electrical Parts List

5. Block Diagram

6. PCB Diagrams

GSM TELEPHONE

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1. SGH-C110 Specification

1-1

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1. GSM General Specification

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/

Bit Period 270.833kbps

3.692us 270.833kbps

3.692us

Time Slot Period/Frame

Period 576.9us

4.615ms 576.9us

4.615ms

Modulation 0.3GMSK 0.3GMSK 0.3GMSK

MS Power 33dBm~13dBm 33dBm~5dBm 30dBm~0dBm

Power Class 5pcl ~ 15pcl 5pcl ~ 19pcl 0pcl ~ 15pcl

Sensitivity -102dBm -102dBm -100dBm

TDMA Mux 8 8 8

Cell Radius 35Km 35Km 2Km

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SGH-C110 Specification

1-2

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2. GSM TX power class

TX Power

control level DCS1800

0 30±3dBm

1 28±3dBm

2 26±3dBm

3 24±3dBm

4 22±3dBm

5 20±3dBm

6 18±3dBm

7 16±3dBm

8 14±3dBm

9 12±4dBm

10 10±4dBm

11 8±4dBm

12 6±4dBm

13 4±4dBm

14 2±5dBm

15 0±5dBm

TX Power

control level GSM900

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±3dBm

17 9±3dBm

18 7±3dBm

19 5±3dBm

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2. SGH-C110 Flow Chart of Troubleshooting

2-1

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1. Power ON

Check the current

consumption more than

100mA

'POWER ON' does not work

Check the Voltage of

the Battery more than

3.3V

Download again

Charge the Battery

Check the capacitor

C236

close by U200(MSD) is

more than 3.2V

Check to the path from CN402 to

capacitor C236 close by U200(MSD)

2.7V≤ C234 of

U200(MSD)

=2.8V Check the MSD(U200)

Check the TP222 of

U200(MSD) is high≒ Check the CX80501-31(U300)

Check the initial operation

END

Yes

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SGH-C110 Flow Chart of Troubleshooting

2-2

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2. Initial

Initial Failure

Check the R300 of

U300 is 'High'

Check the clock generation circuit

(related to U200 and OSC200)

Check the clock

signal's wave at

R201(19.5MHz)

Check the U200(MSD)

Yes

Check the TP234

3.9MHz wave & TP220

is "High"

Check the U200(MSD)

Check the connections and initialization

using Factory Test Program

Yes

END

Yes

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SGH-C110 Flow Chart of Troubleshooting

2-3

This Document can not be used without Samsung's authorization

3. Charging

* Test after connecting with Battery

: All 4 terminals in battery should be connected to the phone by using jump-wires.

Check the pin 17

of CN402 is around

Abnormal charging part

Check the pin 6 of

U210 is "LOW"

Check the TA

Check the U210

Check the pin 3 of

U210 is "LOW"

END

Yes

No Check the pin

3ofU503is

short to ground

Yes

Check the connections of

4 terminals in battery

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SGH-C110 Flow Chart of Troubleshooting

2-4

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AudioInterface

PAControlInterface

SystemSupplies

RFAnalogI/Qinterface

E_TDO

C241

100PF

1.5K

R203

D301

R205

R204

1.1K

C213

10PF

2K,1%

C_A

C238

1uF

33PF

C212

DEBUG_TX

C22310UF

C232

BAT

C209

33PF

U210

C_F1

10U

C236

36K

R206

30K,1%

R520

R200

C_A7

TP222

10K

C316

V_IO

C_B1

C205

100NF

R212

100K

100N

C20

TP234

1.1K

SDS_R

R202

100N

C226

C_E

4.7uF

C234

68NF

C225

V_RT

R310

C_D1

C220

C_A3

100

C_C1

V_UHF

100N

C20333PF

E_TD

10PF

C210

BAT3

GND

PROG

4VCC

_CHRG

V_BAT

C_D

SDS_TX

U202

V_SIM

2VI

NVOUT

1VSS

R201

33K

E_TRST

V_BA

U308

TP230

V_RF

C_K1

6.3

33U

C214

C20

100N

C207

V_TI

C22

100N

1234

2.2u

L200

C_K1

C_A

TP205

C24010PF

R211

TP233

U504

10PF

L201

V_IO

C_J

C_E1

VSIMP6

VTI

CP8

VUHF

VXTAL

XTAL_IN

A6XTAL_OUT

A2XTAL_V

270P

C215

VIO

VPOWER

VPOWER1

N10

P13

VPOWER2

VREF+

A4VREF-

VREF_CAP

FP10

VRTC

M13

VSEL

1L1

VAUX4

VCHARGE

M14

VCODE

VCOREP12

VDECOUPLING1

N13

VDECOUPLING2

P11

VGATE

VINTA1

D1VINTA2

VINTD1

4VINTD2

SPK-

A8SYN_RE

SYS_CLK

G3TX_I

F3TX_I

TX_Q+

E3TX_Q-

VAUX1J1

VAUX2K1

F1VAUX3

3SERIAL_CLOCK

SERIAL_DATA

SIM_CLK_C

SIM_CLK_H

SIM_DATA_C

SIM_DATA_H

H11

SIM_EN

SIM_RST_C

M10

SIM_RST_H

SPK+N4

PWR_KEY_L

PWR_SNS

H12

RBIAS

RESET_B

RSPNS_DAT

2RX_CL

2RX_DAT

B2RX_I+

C2RX_I-

D3RX_Q+

RX_Q-

RX_RAT

D13

NC4

NC5D14

NC6E1

NC7

NC8E1

NC9

PAC_OUTL3

POR_INPUT

1POR_OUTPUT

PWR_KEY_H

H14

NC18M4

NC19

NC2

NC20M6

NC21

NC22M12

N11

NC23

NC24N12

NC251

NC26

NC3B7

MUX_OUTN8

NC1B5

NC10E1

NC11F2

NC12F1

NC13H1

NC14L8

NC15L1

NC16M2

NC17

PP14

LINE_I+N2

LINE_I

LINE_O+P2

LINE_O

MIC_BIA

MIC_CAP

MIC_IN+L1

MIC_IN

-M1

3MSD_RESE

MSD_SLEE

H2GPO10

GPO11

C5GPO2

GPO3

GPO4

L2GPO5

GPO6

J2GPO7

B4GPO8

GPO9

NN14

GND25

GND3

2GND4

GND5

D5GND6

GND7

D7GND8

GND9

GPO0

GPO1

H4GND15

J4GND16

K4GND17

GND18

L4GND19

B8GND2

GND20

L6GND21

GND22

L10GND23

M3GND24

ENB_

3J1

0ENCDR_DAT

1FLASH_RESET

0F_RAT

GND1

D9GND10

GND11

GND12

GND13

GND14

0CDC_RAT

M11

CHRGR_INT

1CLKRE

4CNTRL_CL

3CNTRL_DAT

CNTRL_RT

CODEC_VC

DCDR_DAT

H13

DTR_IN

ENB_1

U20

ALARM_INJ1

AUXADC+

AUXADC-

BACKUP

BAT_P_IN

CDC_CLK

C218

1UF

C_G

C_A

C_A4

100NF

C217

V_CORE

100N

C_A

C_B1

C221

C21

82PF

DEBUG_RX

F_W

E_TM

C_F1

V_BAT

R207

2.2K

V_IO

GND

OUT

TP220

OSC200

GND

V200

GPOS

C_G1

U503

33PF

C204

100N

C224

V_IO

100NFC219

C_J1

E_TC

100NF

C231

1234

C_C1

TP204

C_A2

C233

C227

100N

1234

C237

100N

EAR_SPK+

EAR_SPK-

Aux_Adc

BP_V

FULL_CHARG_E

NTA_DE

Charger_Disable

TA_Presen

VEXT

TClk

TA_DET

Debug_Tx

Debug_Rx

AUX_ADC

PwrKey

Ctl_Cl

Ctl_Rt

Ctl_Dat

Rspns_Data

Dec_Dat

CDC_Rt

Rx_I-

Enc_Dat

CDC_Cl

Sds_Tx

Sds_R

WRITE_EN

TRST

Rx_En

Serial_Dat

Serial_Cl

Reset_B

Sys_Clk

F_Rt

Rx_Dat

Rx_Rt

Rx_Cl

MIC_

Mic_Bias

Tx_I-

Tx_I

Tx_Q-

Tx_Q

Rx_I

Rx_Q-

Rx_Q+

PAC

TX_En0

Syn_Cl

Tx_En

Syn_Dat

Syn_LE

VC1

VC2

Syn_En

Rx_En

Syn_Ref

EAR_MIC-

EAR_MIC+

Alarm

Ta_De

Tx_En1

Clk_Rqs

POR

PwrKey_In

SIM_Clk_Car

SIM_Cl

SIM_Dat_Card

SIM_Dat

SIM_En

SIM_Rst_Card

SIM_Reset

SPKR_

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SGH-C110 Flow Chart of Troubleshooting

2-5

This Document can not be used without Samsung's authorization

4. Sim

*TestwithSim

Check the the voltage

at pin 1 & 5 of

CN500 is 2.8V ?

Phone can't access SIM card

Check the CN500's

Connection to SIM

card

Check the circuit related to

CN500

Resolder CN500

Check the circuit around U301

(MEMORY) and data stored in it

END

Yes

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SGH-C110 Flow Chart of Troubleshooting

2-6

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MOTO

(NC

)

MIC_CO

V_IO

R522

R504

30K

R5093.3K

R526

UTP-MI

/IRQ

31/RD

/RST

28/W

10U

C516

SPOUT

SPVDD

SPVSS

VREF

VSS

29/CS

HPOUT-L/MONO

HPOUT-R

32IOVDD

LED

PLLC

EQ112

EQ213

EQ314

34GG35

CLKI

2423

2221

C507

100NF

U500

R528

4.7K

R525

Q501

1.2K

R512

R5230

R517510K

V500

V_IO

R513100

C501

100NF

R506470

D500

C526

V_IO

V_BAT

C503

100PF

100NF

C508

10R501

100PF

C502

100P

C521

V_MOTOR

C520330N

C524

4.7U

100P

C522

R510

R507200

220nH

L501

R519

R527

2.7K

R518

330K

R515100

445

89GG

CN500

R500

C513

R524

U501

V502

V_SI

LED500

220K

R514

6CN502

R503

30K

3GND1

4GND2

1IN

V_BATV_BAT

V503

CON500

V+

1NF

C509

COM29

4IN1

IN2

NC1

5NC27

2NO

U502

COM

100N

C514

C505

270PF

C525

4.7U

33PF

C517

6.3V

33U

C523

_IO22NF

C506

C512

33PF

C510

100N

C500

V501

R50256K

10PF

HDST_DET

EAR_SPK+

YELLOW_GREEN_LED_EN

RED_LED_EN

EAR

SEND_END

EAR_SPK-

EAR_MIC+

A_SPK+

SPEAKER+

A_SPK-

MIC_P

MIC_M

SIM_Dat_Card

SIM_Rst_Card

SIM_Clk_Card

VIBRATOR_I

analogue_sw_ctrl

SPKR_P

SPKR_M

SPEAKER-

DAI_RESET

A_SPK-

A_SPK+

READ_EN

A(2)

WRITE_EN

D(0)

D(1)

SYS_CLK

YAMAHA_CS

IND_LED_CTL

EAR

_IRQ

_RST

D(2)

D(3)

D(4)

D(5)

D(6)

D(7)

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SGH-C110 Flow Chart of Troubleshooting

2-7

This Document can not be used without Samsung's authorization

5. Microphone Part

* Call with Sim before testing.

check the connection

from MIC500

MicroPhone does not work

Resolder MIC500

Check the Audio loopback by

board test program.

END

Yes

check the voltage of

C214 ≥ 2.0V

Yes

Check the path around MIC bias

circuit

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