Samsung SGH-D720 Manual de usuario

MITs TELEPHONE

SGH-D720

MITs 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-D720 Specification

1-1

1-1.GSMGeneralSpecification

GSM900

Phase1EGSM900

Phase2DCS1800

Phase1PCS1900

Freq.Band[MHz]

Uplink/Downlink890~915

935~960 880~915

925~960 1710~1785

1805~1880 1850~1910

1930~1990

ARFCNrange1~124 0~124 &

975~1023 512~885 512~810

Tx/Rxspacing45MHz45MHz95MHz80MHz

Mod.Bitrate/

BitPeriod270.833kbps

3.692us270.833kbps

3.692us

TimeSlot

Period/Frame

Period

576.9us

4.615ms576.9us

4.615ms

Modulation0.3GMSK0.3GMSK0.3GMSK0.3GMSK

MSPower33dBm~13dBm33dBm~5dBm30dBm~0dBm30dBm~0dBm

PowerClass 5pcl~15pcl5pcl~19pcl0pcl~15pcl0pcl~15pcl

Sensitivity-102dBm-102dBm-100dBm-100dBm

TDMAMux8 8 8 8

Cell Radius35Km35Km2Km-

SGH-D720 Speclflcation

1-2

1-2.GSMTxPowerClass

TXPower

control levelGSM900

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

TXPower

control levelDCS1800

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

TXPower

control levelPCS1900

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

SAMSUNG Proprietary-Contents may change without notice

2. SGH-D720 Flow Chart of Troubleshooting and Circuit Diagrams

This Document can not be used without Samsung's authorization

2-1.Baseband

2-1-1. Power ON

Check the current

consumtion more than

100mA

Check the Vbat(battery+O)

Voltagemorethan3.3V

Downloader again

Charge the Battery

Check BTC300, C308 and C307

YES

'Power On' does not work

Check the pin

4ofTR600ismore

than 3.3V

Check the pin

1ofTR600ismore

than 3.3V

UCP100 pin A19

=3.0V

YES

Check TR600, TR602 and D601

Check U605 and C606

UCP100 pin B14

=1.8V

YES

Check U605 and C605

UCP100 pin A15

=1.6V

YES

Check U604 and C618

'Power On' does not work

END

Check the clock signal

at pin1 of OSC100

Freq=12MHz

Check the clock generation circuit

(OSC100)

YES

SAMSUNG Proprietary-Contents may change without notice

SGH-D720 Flow Chart of Troubleshooting and Circuit Diagrams

2-2

This Document can not be used without Samsung's authorization

SAMSUNG Proprietary-Contents may change without notice

SGH-D720 Flow Chart of Troubleshooting and Circuit Diagrams

2-3

This Document can not be used without Samsung's authorization

VDD_18D

R142

R122

R144

R107

C127

R101

VDD_30D

C132

VDD_15D

OSC101

C128

R103

R129

C103

R110

TR101

VDD_30D

R112R109R108

R143

R125

VDD_30D

C115

C129

R114

R128

VDD_15D

C121

R102

HOT

3OSC100

GND1

GND2

C101

R118

R113

C123

R111

C133

C116

VDD_18D

C131

WA-KEUP_INT W13

V19 WIRE_SCLK

U18 WIRE_SDI

WIRE_SDO

W21

Z_STATE1

N14

P15 Z_STATE2

W16 Z_STATE3

M2 VDD_4

VDD_RTC

W12

VPP

VDDSHV5_1 R1

VDDSHV5_2

VDDSHV5_3 C2

AA11

VDDSHV6

VDDSHV7 Y16

L21

VDDSHV8

VDDSHV9 U21

V12

VDDSHV_RTC

VDD_1

A15

Y20 VDD_2

VDD_3

VDD3_3

J21

R20 VDD3_4

Y21 VDDA

A19

VDDSHV1_1

VDDSHV1_2 E21

AA2

VDDSHV2

VDDSHV3 Y7

B14

VDDSHV4_1

VDDSHV4_2 B10

VDDSHV4_3

VDDSHV4_4 A5

Y15

W15 UARTS_CLKREQ

USB_DM R8

USB_DP

USB_PUEN W4

VDD1

AA3

A3 VDD2_1

VDD2_2

E2 VDD2_3

VDD3_1

B13

B20 VDD3_2

D8 SDATA_7

SDATA_8

C10

D14 SDATA_9

C9 SDCLK

D9 SDCLKX

H12 SDCLK_EN

TCK

W18

Y19 TDI

TDO

AA19

V17 TMS

UARTS_CLKIO

SDATA_10

C13 SDATA_11

C11 SDATA_12

D13 SDATA_13

D12 SDATA_14

C12 SDATA_15

SDATA_2

D7 SDATA_3

D5 SDATA_4

C7 SDATA_5

C4 SDATA_6

G12 SADD_6

G11 SADD_7

G9 SADD_8

B12 SADD_9

B3 SBANK_0

SBANK_1

T18 SCL

SDA

V20

D6 SDATA_0

C6 SDATA_1

D11

L14 RX3

A2 SADD_0

B2 SADD_1

SADD_10

H10 SADD_11

H9 SADD_12

SADD_13

H11

B6 SADD_2

A1 SADD_3

G10 SADD_4

B9 SADD_5

NTRST

Y12

ON_NOFF

OSC1_IN

OSC1_OUT W3

RE-SET_MODE P12

RTCK

Y17

V14 RX1

RX2

NFRP W1

NFWE

NFWP V4

AA20 NRE-SET_OUT

R12

NRESPWRON

B4 NSCAS

C8 NSDQML

D10 NSDQMU

NSRAS

H8 NSWE

Y18

NEMU0

V16

W17 NEMU1

NFADV

NFBE_0 L3

NFBE_1

NFCS_1 Y1

NFCS_1B

NFCS_2 M4

NFCS_2B P3

NFCS_3

NFOE

MCSI2_DOUT

MCSI2_SYNC V9

MMC_CLK V11

MMC_CMD P11

R11

MMC_DAT0

V10

MMC_DAT1

MMC_DAT2 W10

W11

MMC_DAT3

U20 MPU_NRE-SET

NC1

NC2 2

P10

MCBSP2_DIN

AA5

MCBSP2_DOUT

MCBSP2_RSYNC W6

MCBSP2_XSYNC W7

MCSI1_BCLK

P14

MCSI1_DIN

V15

W14 MCSI1_DOUT

AA17 MCSI1_SYNC

Y10

MCSI2_CLK

MCSI2_DIN AA9

D17 LCD_PIX-EL_8

D16 LCD_PIX-EL_9

LCD_VSYNC

B18

G21 MCBSP1_BCLK

MCBSP1_CLKS

G20

MCBSP1_DIN

H20

H18 MCBSP1_DOUT

MCBSP1_SYNC

H15

MCBSP2_CLKR

MCBSP2_CLKX

LCD_PIX-EL_11

G13 LCD_PIX-EL_12

A17 LCD_PIX-EL_13

C16 LCD_PIX-EL_14

D15 LCD_PIX-EL_15

C19 LCD_PIX-EL_2

LCD_PIX-EL_3

G14

H13 LCD_PIX-EL_4

LCD_PIX-EL_5

A20

B19 LCD_PIX-EL_6

LCD_PIX-EL_7

C18

G18

F19 KBR_1

KBR_2

H14

E20 KBR_3

KBR_4

E19

LCD_AC

B15

LCD_HSYNC

C20

C15 LCD_PCLK

D18 LCD_PIX-EL_0

LCD_PIX-EL_1

B21

C17 LCD_PIX-EL_10

B17

GPIO_62 M7

M15

GPIO_7

GPIO_8

GPIO_9 W8

F18 KBC_0

KBC_1

D20

D19 KBC_2

KBC_3

E18

C21 KBC_4

G19 KBC_5

KBR_0

GPIO_0

R19

GPIO_1

N20

GPIO_11

N18

GPIO_12

N19

GPIO_13

N21

GPIO_14

GPIO_15 M20

M14

GPIO_2

GPIO_3 P18

P20

GPIO_4

P19

GPIO_6

FDATA_15 V3

FDATA_2

FDATA_3

FDATA_4 P4

FDATA_5

FDATA_6 R2

FDATA_7

FDATA_8 R4

FDATA_9

FRDY

R18

FADD_7 E3

FADD_8

FADD_9

FCLK N3

FDATA_0

FDATA_1 N2

FDATA_10 T3

FDATA_11

FDATA_12 U1

FDATA_13

FDATA_14

FADD_2

FADD_20 F2

FADD_21

FADD_22 K4

FADD_23

FADD_24 L7

FADD_25 E1

FADD_3 C1

FADD_4

FADD_5 D2

FADD_6

FADD_10

FADD_11 G3

FADD_12

FADD_13 K8

FADD_14

FADD_15 H3

FADD_16

FADD_17 J2

FADD_18

FADD_19 J3

CLK32K_IN

P13

CLK32K_OUT

R13

COM_MCLK_OUT

R10

COM_MCLK_REQ

CONF

V18

G8 CS_SDRAM

CTS1

R14

CTS2

C14 DQS_H

D4 DQS_L

FADD_1

CAM_D_3

CAM_D_4 K18

J14

CAM_D_5

J19

CAM_D_6

J18

CAM_D_7

H19

CAM_EXCLK

L15

CAM_HS

J15

CAM_LCLK

M19

CAM_RSTZ

L18

CAM_VS

A11 CDD_DLL

U19 ARMIO_2

N15 ARMIO_3

T19 ARMIO_4

ARMIO_5

T20

J20 ARM_BOOT

BDCLK2 Y4

BVLZ

W19

L19

CAM_D_0

K14

CAM_D_1

K15

CAM_D_2

K19

UCP100

AA15

0_STATE1

0_STATE2 Y14

0_STATE3 W5

0_STATE4

0_STATE5 M18

ARMIO_1

VDD_30D

L102

L101

VDD_18D

C122

C130

C102

C114

VDD_18D

VDD_30D

R149

PWR_KEEP

BT_RXD

CD_CLK_12M

LDQM

MMC_LDO_ON

MMC_SENSE

SDA

JACK_SENSE

USB_nINSERTED

nCS_SDRAM0

NFCS_3

BT_TXD

SA(7)

SA(6)

SA(5)

SA(4)

SA(3)

SA(2)

SA(1)

SA(0)

SD(0:15)

SD(15)

SD(14)

SD(13)

SD(12)

SD(11)

SD(10)

SD(9)

SD(8)

SD(7)

SD(6)

SD(5)

SD(4)

SD(3)

SD(2)

SD(1)

SD(0)

nSCAS

nSWE

SCLK

UDQM

SCKE

BT_CTS

PH_ACTIVE

CAM_MCLK

CAM_PWR

BT_REQ

KB_LED_EN

SBANK_0

SBANK_1

SA(0:12)

SA(12)

SA(11)

SA(10)

SA(9)

SA(8)

FA(17)

FA(18)

FA(19)

FA(20)

FA(21)

FA(22)

FA(23)

FA(24)

FA(25)

FA(13)

AP_AT_nDSR

LCD_BACKLIGHT

PH_PWR_ON

PDA_ACTIVE

PDA_WAKEUP

PH_WAKEUP

CLK32K_OMAP

OMAP_TRST

FD(8)

FD(9)

FD(10)

FD(11)

FD(12)

FD(13)

FD(14)

FD(15)

FA(1:25)

FA(1)

FA(2)

FA(3)

FA(4)

FA(5)

FA(7)

FA(9)

FA(10)

FA(12)

FA(14)

FA(16)

nSRAS

BT_RTS

USB_DP

USB_DM

MODE_SW

SCL

FA(6)

FA(8)

FA(11)

FA(15)

PWR_HOLD

NFWE

NFOE

FD(0:15)

OMAP_RTCK

KB_nSCAN(3)

KB_nSCAN(2)

KB_nSCAN(1)

KB_nSCAN(0)

KB_nIN(4)

KB_nIN(3)

KB_nIN(2)

KB_nIN(1)

KB_nIN(0)

IIS_SCLK

IIS_LRCK

IIS_SDO

IIS_SDI

AP_AT_nDTR

CODEC_CSB

LCD_SCLK

LCD_R1

LCD_R0

LCD_G5

LCD_G4

LCD_G3

LCD_G2

LCD_G1

LCD_G0

LCD_B4

LCD_B3

LCD_B2

LCD_B1

LCD_B0

LCD_HSYNC

KB_nSCAN(5)

KB_nSCAN(4)

VDD_SHV2

CODEC_SCK

CODEC_SDO

CODEC_SDI

LCD_CS

VIB_EN

AP_AT_RXD

DEBUG_RXD

LCD_VDEN

LCD_VCLK

LCD_VSYNC

LCD_R4

LCD_R3

LCD_R2

LCD_nRESET

ANALOG_VDD_CTL

BT_nSHDN

MMC_SCLK

MMC_CMD

MMC_DAT

SW_RST_INT

FLASH_ON

OHP_nRESET

OMAP_TCK

OMAP_TDI

OMAP_TDO

OMAP_TMS

PUEN

CAM_PCLK

CAM_RESET

CAM_VSYNC

AP_AT_nCTS

FD(0)

FD(1)

FD(2)

FD(3)

FD(4)

FD(5)

FD(6)

FD(7)

LCD_SDI

SLIDE_LED_EN

PH_OFF_RDY

JACK_nSEND_END

FLIP_SENSE

ON_SW_SENSE

MMC_nInserted

AP_AT_nRTS

AP_AT_TXD

DEBUG_TXD

VID(0)

VID(1)

VID(2)

VID(3)

VID(4)

VID(5)

VID(6)

VID(7)

CAM_HSYNC

SAMSUNG Proprietary-Contents may change without notice

SGH-D720 Flow Chart of Troubleshooting and Circuit Diagrams

2-4

This Document can not be used without Samsung's authorization

D600

R604 C602

C608

V_IN

TR603

C609

R609

U610

R605

VRTC

C601

R608

TR602

D601

TR600

12 5 6

VBAT

VDD_30D

RTC_nALARM

ON_SW_SENSE

JIG_ON

PWR_ON_AP

PWR_HOLD

VDD_30DV_IN

C607

N/C

N/C 7

VIN

110

VOUT1

VOUT2 9

EN1

EN2

GND

11 12

13 14

15 16

U605

4CBYP

C606

C604

VDD_18D

C605

GND

OUTVDD

U606

OHP_nRESETnBAT_LOW

L600

VDD_15D

PGND

VIN

VOUT

AGND

AVIN

GND

MODE/SYNC

U604

V_IN

nBAT_LOW

SAMSUNG Proprietary-Contents may change without notice

SGH-D720 Flow Chart of Troubleshooting and Circuit Diagrams

2-5

This Document can not be used without Samsung's authorization

2-1-2. Initial

UCP400 pin C16

(C410, C411)

=1.8V

Check U606

YES

Initial Failure

UCP400 pin B14

(C406)

=3.0V Check the U500 and C516

YES

Check and resolder SLIDE connector CN800

if there is solder bridhe between the pins

END

YES

Check the U500 and C517

YES

Check the clock

signals at

pin3 and pin5 of

OSC400

Freq=13MHz

Check the clock generation circuit

(OSC400)

Check the pin C12

of U500 is "High" Check U500 and C514

YES

Check the

pin 2 of

U606 is "High"

SAMSUNG Proprietary-Contents may change without notice

SGH-D720 Flow Chart of Troubleshooting and Circuit Diagrams

2-6

This Document can not be used without Samsung's authorization

SAMSUNG Proprietary-Contents may change without notice

SGH-D720 Flow Chart of Troubleshooting and Circuit Diagrams

2-7

This Document can not be used without Samsung's authorization

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