Samsung SGH-E1120C, GT-E1120C-ZSDTIY Troubleshooting

是

否

是

结束

是否

是

否

9. 故障排除流程图

故障排除流程图

故障排除流程图故障排除流程图

故障排除流程图

9-1．．．．开机

开机

开机开机

‘开机’不工作

检查电池电压是否大于 3.7V

PMU_VIO =2.8V？

检查UCP200L16管脚（CLK32K）时钟

脉冲=32KHz

R210(+VGPIO)=“高电平”？

+VCORE_1.25V=1.25V？

检查初始化操作

更换电池

检查与VGPIO_2.8V相关的

主芯片

检查主芯片

检查相关电路

检查C202和L201

9-1

三星所有—内容可能有变动，恕不另行通知。

未经三星允许，不得使用本文件。

Flow Chart of Troubleshooting

7

0

1

C

S

C

2

C

R208

R211

0

C228

C231

T A 3

C

R

0

3

1

4

3

1

C

R

3

1

7

5

6

4

5

R

C306

0

3

1

0

C

R

1

S

3

C302

0 4

C

C304

3 0 1

C305

R308

O S C 2 0 0

1 0 1 C S

C

2

1

3

1

4

5

C219

C221

2

8

4

1 2

C227

C

2

0

1

9

0

C205

C 3 0 3

U M E 2 0 0

T

n

P

D

_

E

A

M

O

[ 2

_

3

P

]

T

2

0

1

C

S

L

3

0

8

9

C327

C326

C325

D302 D303

MIC300

SC106

C

C 2 1 3

0

C

C216

C202

2

0

3

6

7

L201

R207

R100

R105

R210

C121

C237

C

2

0

P

U

T P _ A [ 2 2 ]

O S C 2 0

B

L

T

P

_

1

B

U

_

T

P

U306

C236

R221

C218

C220

C120

R104

T A 1 0 1

L 1

C114

0 4

C116

0

L 1

0

C115

0

1

5

F

C113

R 2 1 2

T H 2 0 0

SC103

T

0

1

0

1

8

C

S

C128

C129

L103

C107

L110

C

0

1

0

1

8

C S

PAM102

L 1 0

C112

C111

C

R

1

L101

1

0 1

0

A

N

T

1

0

1

7

C105

L106

L100

R F S 1 0 0

A

N

4 0 1 C S

VBAT

VCORE_1.25V

0

VANA_2.85V

0 2 L

VBG

VBAT

5 0 0 1

6

3

2

1

2

C

* F-RDY/R-WAIT# * AVD# * CLK

VMEM_1.8V

VRF_2.85V

VPERM_3.0V

VCORE_1.25V

VGPIO_2.8V

VMEM_1.8V

VSIM_3.0V

VPERM_3.0V

VRF_2.85V

VCORE_1.25V VSIM_3.0V

5 0 0 1

C207

C205

C206

UCP200

R207

1005

L201

1005

R220

SHORT

A(23)

A(13) A(14) A(15)

KEY_LED_ON

MIC_BIAS

EAR_MIC_N EAR_MIC_P

EAR_SW_REF

KEYIN(0:2)

KEYOUT(0:3)

TORCH_EN

JIG_ON

EAR_SW

FM_RST

LCD_DET

FM_SDA

MIC_N MIC_P

FM_SCL

FM_INT VIB_EN

KEYIO(0:2)

NEG2POS

BAT200

NC

5 0 0 1

C227

5 0 0 1

C231

C228

KEYIN(0) KEYIN(1) KEYIN(2)

KEYIO(0) KEYIO(1) KEYIO(2)

KEYOUT(0) KEYOUT(1) KEYOUT(2) KEYOUT(3)

1

FM_L

FM_R

VPERM_3.0V

R222

5 0 0 1

D200

D201

VCORE_1.25V

VBG

VRF_2.85V

5

0

C203

C204

C202

1

NEAR POWER DOMAIN SUPPLY NEAR VOLTAGE REGULATOR

A(17:22)

A(17) A(18) A(19) A(20) A(21) A(22)

MD(0:15)

MD(0) MD(1) MD(2) MD(3) MD(4) MD(5) MD(6) MD(7) MD(8) MD(9) MD(10) MD(11) MD(12) MD(13) MD(14) MD(15)

EAR_N EAR_P

VANA_2.85V

R208

1005 SHORT

TH200

SPK_N SPK_P

5 0 0 1

R212

1005

R211

5 0 0 1

C208

LB UB

NCS0 NCSFLASH

NCSRAM

VC1 PON_PA MOD_STANDBY

VGPIO_2.8V VANA_2.85V

VMEM_1.8V VPERM_3.0V VRF_2.85V VSIM_3.0V

ONKEY_2 ONKEY_1

ICHGN ICHGP

DCSRX_N DCSRX_P EGSMRX_N EGSMRX_P

DCS_TX EGSM_TX

UART0_TD UART0_RD

UART1_RD UART1_TD

UART1_CTS UART1_RTS

SIM_CLK SIM_DATA SIM_RST

LCD_BL_EN

AUX_DET

32KHz_DIGIT

VCHG_P VCM_OUT

VCORE_1.25V

CHG_REG CHG_SW

SYSRST

TRST_N

RAMP RTCK TCK TDI TDO TMS

VF

OEn WEn

VANA_2.85V

R215 0ohm

R216 0ohm

R217 0ohm

R218 0ohm

R223 0ohm

1005

5 0 0 1

C209

23

VGPIO_2.8V

0 1 2 R

E1100

E1105

E1105L

E1105T

E1100T

VGPIO_2.8V

41

VMEM_1.8V

VGPIO_2.8V

5

0

1

C237

C210

C211

OSC201

1

T

D

O

N

2

3

H

G

2

T

D

O

N

4

1

H

G

OSC200

RSTON

9-2

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

9-2.初始化

是

是否

否

是是

初始化

初始化初始化

初始化故障

UCP200管脚T4(RSTON)=

“高电平”？

UCP200管脚M4(TRST_N) 或

D12(SYSRST)

=“高电平”？

检查16位数据信号和存储器CE

结束

三星所有—内容可能有变动，恕不另行通知。

故障排除流程图

更换UCP200

更换印刷电路板

9-3

未经三星允许，不得使用本文件。

Flow Chart of Troubleshooting

VCORE_1.25V

VBG

VRF_2.85V

5

0

C203

C204

C202

0

1

NEAR POWER DOMAIN SUPPLY NEAR VOLTAGE REGULATOR

A(23)

A(13) A(14)

A(17:22)

MD(0:15)

A(15)

A(17) A(18) A(19) A(20) A(21) A(22)

MD(0) MD(1) MD(2) MD(3) MD(4) MD(5) MD(6) MD(7) MD(8) MD(9) MD(10) MD(11) MD(12) MD(13) MD(14) MD(15)

KEY_LED_ON

FM_RST

TORCH_EN

LCD_DET

FM_SCL FM_SDA

FM_INT VIB_EN

JIG_ON

EAR_N

EAR_P

VANA_2.85V

TH200

SPK_N SPK_P

5 0 0 1

R212

MIC_BIAS

R208

1005 SHORT

MIC_N MIC_P

EAR_MIC_N

EAR_MIC_P

1005

R211

EAR_SW

EAR_SW_REF

KEYIN(0:2)

KEYIO(0:2)

KEYOUT(0:3)

NEG2POS

BAT200

NC

5 0 0 1

C227

5 0 0 1

C231

C228

KEYIN(0) KEYIN(1) KEYIN(2)

KEYIO(0) KEYIO(1) KEYIO(2)

KEYOUT(0) KEYOUT(1) KEYOUT(2) KEYOUT(3)

5 0 0 1

R222

1

D200

D201

FM_L

FM_R

VPERM_3.0V

VBAT

VCORE_1.25V

0

VANA_2.85V

0 2 L

VBG

VBAT

2 1 2 C

* F-RDY/R-WAIT# * AVD# * CLK

VBAT

3 1 2 C

5 0 0 1

6 1 2 C

VMEM_1.8V

VRF_2.85V

VPERM_3.0V

VCORE_1.25V

VGPIO_2.8V

VMEM_1.8V

VSIM_3.0V

VPERM_3.0V

VRF_2.85V

VCORE_1.25V VSIM_3.0V

5 0 0 1

C205

C206

C207

UCP200

R207

1005

L201

1005

R220

SHORT

5 0 0 1

C208

LB UB

NCS0 NCSFLASH

NCSRAM

VC1 PON_PA MOD_STANDBY

VGPIO_2.8V

VANA_2.85V VMEM_1.8V VPERM_3.0V VRF_2.85V VSIM_3.0V

ONKEY_2 ONKEY_1

ICHGN ICHGP

DCSRX_N DCSRX_P EGSMRX_N EGSMRX_P

DCS_TX EGSM_TX

UART0_TD UART0_RD

UART1_RD UART1_TD

UART1_CTS UART1_RTS

SIM_CLK SIM_DATA SIM_RST

LCD_BL_EN

AUX_DET

32KHz_DIGIT

VCHG_P VCM_OUT

VCORE_1.25V

CHG_REG CHG_SW

SYSRST

TRST_N

RAMP RTCK TCK TDI TDO TMS

VF

OEn WEn

VANA_2.85V

R215 0ohm

R216 0ohm

R217 0ohm

R218 0ohm

R223 0ohm

23

1005

5 0 0 1

C209

VGPIO_2.8V

E1100

E1105

E1105L

E1105T

E1100T

VMEM_1.8V

VGPIO_2.8V

5

0

1

C237

C210

C211

OSC201

1

T

D

O

N

2

3

H

G

41

2

T

D

O

N

4

1

H

G

OSC200

0 1 2 R

RSTON

9-4

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

故障排除流程图

是

否

是否

是是

否

9-3. 充电部分

充电部分

充电部分充电部分

UCP200管脚v9(AUX_DET)

充电部分异常

UCP200管脚V10(VCHG) >

4.9V

或 R319=“低电平”？

检查 UCP200 管脚 R9=1.4V

结束

三星所有—内容可能有变动，恕不另行通知。

重焊R207

重焊或更换 R319

重焊或更换UCP200

9-5

未经三星允许，不得使用本文件。

Flow Chart of Troubleshooting

S

0

C

0

1

9

0

801C

2

1

1 L

812R

712R

612R

403DZ

0

3

D

4

003L

2 0 3 L

013L

1 0

9

7

8

3

1

L

3

R

301C

001U

401C

4

2

0

3

C

U

123C

613R

9

7

1

2

0

3

L

C

D

0

8

6

0

2

0

3

D

L

C

VCORE_1.25V

5 0 0

C202

1

0 0 1 C

803C

3 0 3 L

2 0 3 R

VRF_2.85V

1 2 3 R

9

0

1

2

3

C

R

5

4

0

3

L

3 0 3 R

VBG

5

0

C203

C204

1

NEAR POWER DOMAIN SUPPLY NEAR VOLTAGE REGULATOR

A(17:22)

MD(0:15)

EAR_N EAR_P

VANA_2.85V

5 0 0 1

R208

1005 SHORT

TH200

SPK_N SPK_P

R212

512R

322R

0 0 2 D

312R

232C

032C

0 0 2 C T B

NEG2POS

A(23)

A(13) A(14) A(15)

A(17) A(18) A(19) A(20) A(21) A(22)

MD(0) MD(1) MD(2) MD(3) MD(4) MD(5) MD(6) MD(7) MD(8) MD(9) MD(10) MD(11) MD(12) MD(13) MD(14) MD(15)

KEY_LED_ON

FM_RST

TORCH_EN

LCD_DET

FM_SCL FM_SDA

FM_INT VIB_EN

JIG_ON

MIC_BIAS

MIC_N MIC_P

EAR_MIC_N EAR_MIC_P

1005

R211

EAR_SW

EAR_SW_REF

KEYIN(0:2)

KEYIO(0:2)

KEYOUT(0:3)

BAT200

0 0 2

M

I S

3

2

422C

2

C

U

5

3

0

2

5

R

0 2 2 R

922C

0 0

0

2

0 3

D

A

Z

T

0 0 1

7 0 1

R

T

VPERM_3.0V

5

0

1

R222

6

2

1

2

C

813C

C

023C

913C

222R

0 0 2 T A B

VBAT

VCORE_1.25V

0 0 2 L

VBG

VBAT

3 1 2 C

1

T

2

0

P

1

5

T

0

P

1

0 1 P T

1

T

3

T

6

0

P

0

P

1

T

0

P

1

T

1

T

4

7

0

1

8

T

0

P

213C

013R

0 0 2

113C

L

1 0

U

2

3

101U

0

D

1

Z D

VRF_2.85V

3 0 3

201C

711R

101C

611R

VPERM_3.0V

801R

901C

VANA_2.85V

VMEM_1.8V

VBAT

1

NC

* F-RDY/R-WAIT# * AVD# * CLK

UCP200

D200

D201

FM_L

5 0 0

FM_R

1

C227

C228

5 0 0 1

C231

KEYIN(0) KEYIN(1) KEYIN(2)

KEYIO(0) KEYIO(1) KEYIO(2)

KEYOUT(0) KEYOUT(1) KEYOUT(2) KEYOUT(3)

1005

R220

SHORT

S C 1 0 8

6 0 1 C S

S C 1 0 7

VCORE_1.25V

2 0 2 C

6 1 2 C

8 0 2 R

1 1 2 R

302C

802C

402C

8 2 2 C

C

8 2 1 C

602C

702C

312C

212C

7 2 2 C

1 3 2 C

VGPIO_2.8V

2

3 0 1 L

7 0 1 C

1 0 2 L

5 0 2 C

902C

012C

0 1

M A P

1

0

101AT

2

1

C

7

0

5

0

4

3

0

1

0

2

1

2

1

C

R

7 0 2 R

U C P 2 0 0

6

303C

0

5

3

513C

713C

613C

413R

VSIM_3.0V

0

C

3

2

4

C

0

3

C

8 0 3 R

403R

103C

103R

C

5

1

S

0

VPERM_3.0V

VRF_2.85V

5 0 0 1

C205

313C

413C

113R

103AT

VMEM_1.8V

701L

2 1 1 C

0

6

4

1

C

C206

R207

L201

5

0

6

0

1

L

C

1 1 1 C

F

1

5

3

1

C

501L401L

]22[A_PT

002CSO

VCORE_1.25V VSIM_3.0V

C207

1005

102CSO

T P _ L B

1

0

1

S

C

5 0 0 1

C208

LB UB

NCS0 NCSFLASH

NCSRAM

VC1 PON_PA MOD_STANDBY

VGPIO_2.8V VANA_2.85V VMEM_1.8V VPERM_3.0V VRF_2.85V VSIM_3.0V

ONKEY_2

ONKEY_1

ICHGN ICHGP

DCSRX_N DCSRX_P EGSMRX_N EGSMRX_P

DCS_TX EGSM_TX

UART0_TD UART0_RD

UART1_RD UART1_TD

UART1_CTS UART1_RTS

SIM_CLK SIM_DATA SIM_RST

LCD_BL_EN

AUX_DET

32KHz_DIGIT

VCHG_P VCM_OUT

VCORE_1.25V

CHG_REG CHG_SW

SYSRST

TRST_N

RAMP RTCK TCK TDI TDO TMS

VF

OEn WEn

0

4

001SFR

T P _ U B

C

1

VANA_2.85V

R215 0ohm

R216 0ohm

R217 0ohm

R218 0ohm

R223 0ohm

S

6 0 3 U

002EMU

32C

1005

212R

6 3 2 C

1 2 2 R

9

4

1 2 C

112C

532C

5 0 0 1

C209

23

VGPIO_2.8V

0 1 2 R

1005

E1100

E1105

E1105L

E1105T

E1100T

002HT

0 2 2 C

8 1 2 C

_

O

E

n

D

M

_

VGPIO_2.8V

41

A N T 1

1 0

0

1

L

101R

011C

A N T 1 0

3 0 1 C S

]32[A_PT

T

P

S

T

P

C 1 0 2

1 2 2 C

VMEM_1.8V

5

0

1

C210

OSC201

T O

3

H 2

D N

4

G

OSC200

RSTON

0

0 0 3 C

I

6

3

2

0

M

3

C

903L

7

D

2 3

2

C

5

803L

0

2

3

D

C

VGPIO_2.8V

C237

C211

1 D N

2

G T

O

1

H

9-6

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

故障排除流程图

是

否

是否

是

否

是

9-4.SIM 部分

部分

部分部分

SIM200 管脚 1、6 或 R208=“高电平”？

手机不能访问SIM卡

开机后，在几秒内检查SIM200管

脚3上的SIMCLK信号

插入SIM卡后，SIM200管脚2=“高

电平(SIM_RST)?

检查SIM卡

结束

重焊R213,C232

重焊或更换 SIM200

更换印刷电路板

9-7

三星所有—内容可能有变动，恕不另行通知。

未经三星允许，不得使用本文件。

Flow Chart of Troubleshooting

ZD200

TA300

BTC200

C

R220

2 2 9

R205

0

5

R 2 2 2

R

C

2

2 3 0

D200

1

3

2

R

2

1

2

5

3

2

1

7

6

8

SIM200

U

3

C223

C222

C 2 2 4

C

3

2

1

0

9

8

VSIM_3.0V

SIM_RST SIM_CLK

SIM_DATA

R213

5 0 0 1

C232

10

SIM200

1

VCC

2

VCC

3

CLK

4

GND

5

VPP

6

I/O

7

NC

8

NC

9

NC NC

SIM CONNECTOR

9-8

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Samsung SGH-E1120C, GT-E1120C-ZSDTIY Troubleshooting

Specifications and Main Features

Frequently Asked Questions

User Manual