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LG U8120, Руководство по обслуживанию

Мобильный телефон LG U8120 - это стильное устройство с широким экраном и множеством функций. Чтобы узнать больше о вашем телефоне, вы можете скачать бесплатное сервисное руководство с нашего сайта. Этот мануал поможет вам более детально изучить функции и возможности LG U8120. (P.S. У нас на manualshive.com вы можете скачать руководство по LG U8120 бесплатно)

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- 243 -

1

SEND

9

LEFT

1

11

D

11

4

SIDE1

SIDE2

3

U8100_SIDEKEY_PAD

UP

TITLE:

12

GAME

U8100 KEY V0.8

TOSHIBA LCD I/F

CAM

4

Drawn by:

2003.11.18

Drawing Number:

LG ELECTRONICS INC.

2

8

DOC CTRL CHK:

REV:

DEVELOPMENT GROUP 1

R&D CHK:

U8100 KEY PT V1.3

HSMR-C191

2

G

*

6

A

#

Size:

9

8

Engineer:

7

BACK

MULTI

7

B

10

FOLDER OPEN DETECTOR

C

F

MFG ENGR CHK:

OK

KEYPAD

3G HANDSETS LAB.

Time Changed:

LCDRESX PULL DOWN R MOVE

RIGHT

D

QA CHK:

SEARCH

BOARD TO BOARD CONECTOR

KEYPAD BACKLIGHT BLUE LED

E

1

10

Date Changed:

Page:

G

A2

NA

4

DOWN

3

6

C

8

0

5

F

2004.02.09

CONN_40_AXK840145J

2

END

U8100 KEY PT V1.1

2004.01.14

3

TVS VDIG

ESD EMI FILTER -> RC Filter

5

SIDE3

12

H

CLEAER

A

E

MENU

B

9

H

Changed by:

FEB,17,2003

mentor

1

 

 

 

 

BB KEY PAD PCB

12 1 8 A

KB26

KB15

LD8

QSMR-C138

QSMR-C138

LD2

QSMR-C138

47

R1133

LD18

5

6

7

8

9

27

28

29

3

30

31

32

33

34

35

36

37

38

39

4

40

12

13

14

15

16

17

18

19

2

20

21

22

23

24

25

26

CN963

1

10

11

QSMR-C138

LD7

R1100

36

470p

LD6

QSMR-C138

470p

C24

C23

470

R1103

KB25

100

R1135

R1134

100

LD17

QSMR-C138

1
2
3
4

VBATI_4.2V

CN964

KB21

R1152

270

VA3

AVL14K02200

KB17

LD3

QSMR-C138

10p

C21

KB8

KB4

KB6

QSMR-C138

LD10

R1130

100K

470

R1154

QSMR-C138

LD12

54

55

56

57

58

59

6

60

61

62

63

64

7

8

9

4

40

41

42

43

44

45

46

47

48

49

5

50

51

52

53

25

26

27

28

29

3

30

31

32

33

34

35

36

37

38

39

10

11

12

13

14

15

16

17

18

19

2

20

21

22

23

24

CN962

1

LD14

QSMR-C138

QSMR-C138

LD4

LD9

QSMR-C138

NA

INSTPAR

R1097

TVS2

UCLAMP0501H

LD1

QSMR-C138

KB1

0.1u

KB20

C26

R1099

QSMR-C138

LD13

36

30p

C46

C45

30p

30p

C44

R1151

270

47p

C28

C39

30p

30p

30p

C38

C37

30p

C36

R1104

470

C31

30p

30p

C30

30p

C29

100

R1150

R1149

100

100

R1148

R1147

100

R1146

R1144

100

100

100

R1143

R1142

100

100

R1141

R1140

100

0

R1139

R1136

100

VDIG_2.8V

KB7

UCLAMP0501H

TVS1

INSTPAR

D1

1SS388

U1

A3212ELH

GND

3

OUT

2

1

VDD

LD19

QSMR-C138

LD20

QSMR-C138

AVL14K02200

VA2

470p

C22

KB13

KB23

R1098

36

KB12

270

R1153

LD11

QSMR-C138

C43

30p

C40

VBATI_4.2V

30p

30p

C35

30p

30p

C34

C32 C33

KB9

30p

KB2

R1131

36

QSMR-C138

LD5

D1

1

3

D2

4

D3

D4

5

6

D5

GND

2

SMF05C

D2

VBATI_4.2V

R1102

470

100

R1145

100

R1137

KB3

KB11

VDIG_2.8V

KB14

C25
0.1u

R1138

100

KB24

KB10

KB19

KB18

KB5

47p

30p

C42

VDIG_2.8V

C41

47p

C27

KB22

7C_LED_VDD

7C_LED_VDD

KB16

QSMR-C138

LD16

VA1

AVL14K02200

PDID3
PDID5
PDID7

LCDWRX

LCDCSX_MAIN

LCDRESX

LCDVSYNCI

LCDCSX_SUB

LCDRS

LCDRDX

PDID6
PDID4
PDID2

SPKM

PDID0

BL_EN

CAM_FLASH_SHOT

CAM_FLASH_ON

KEY_LED-

LCDRESX

KEYOUT0

KEYIN0

KEYIN1

KEYIN2

KEYIN3

KEYIN4

CAM_FLASH_SHOT

MOTOR_BATT

SPKP

EN_LED_B

EN_LED_R

EARP

EARM

BL_PWL

PDID1

PDID6
PDID7

EN_LED_R
EN_LED_G
EN_LED_B

CAM_FLASH_ON

BL_EN

FOLDER_DET

KEYOUT1

KEYOUT2

KEYOUT3

KEYOUT4

KEYOUT5

MARITATCK

MARITATMS

MARITATDI

MARITATRST

MARITATDO

MARITARTCK

MARITATEMU1
MARITATEMU0

FOLDER_DET

EN_LED_G

ONSWAn

LCDRDX

SPKM

EARM

KEYOUT0
KEYOUT1
KEYOUT2
KEYOUT3
KEYOUT4
KEYOUT5

KEYIN0
KEYIN1
KEYIN2
KEYIN3
KEYIN4

ONSWAn

SPKP

EARP

MOTOR_BATT

LCDCSX_SUB

PDID0

LCDCSX_MAIN

LCDWRX
LCDRS

PDID1

BL_PWL

KEY_LED-

LCDVSYNCI

PDID2
PDID3
PDID4
PDID5

9. CIRCUIT DIAGRAM

Содержание U8120

Страница 1: ...Service Manual Model U8120 Service Manual U8120 P N MMBD0035201 Date july 2004 Issue 1 0 ...

Страница 2: ...ription 38 3 2 3 Camera Camera FPC Interface 40 3 2 4 Camera Position Detection 42 3 2 5 Camera Regulator 42 3 2 6 Display LCD FPC Interface 43 3 2 7 Main LCD Backlight Illumination 46 3 2 8 Sub LCD Backlight Illumination 47 3 2 9 Keypad Illumination 48 3 2 10 Camera Flash Illumination 49 3 3 LCD Module 50 3 4 Analog Baseband ABB Processor 51 3 4 1 Overview of Audio path 51 3 4 2 Audio Signal Proc...

Страница 3: ... by TP Command 143 4 19 2 Checking Switch Block power source 145 4 20 Checking WCDMA Block 151 4 20 1 Checking 152 4 20 2 Checking Ant SW module 152 4 20 3 Checking Control Signal 152 4 20 4 Checking RF TX Level 155 4 20 5 Checking PAM Block 158 4 20 6 Checking RX I Q 162 4 20 7 Checking RX Level 164 4 21 Checking GSM Block 166 4 21 1 Checking Regulator Circuit 167 4 21 2 Checking VCXO Block 167 4...

Страница 4: ...peration 226 8 4 1 XCALMON Program Overview 226 8 4 2 XCALMON Icon Description 227 8 4 3 Calibration Procedure 230 8 4 4 Calibration Result Message 232 9 CIRCUIT DIAGRAM 235 10 PCB LAYOUT 244 11 EXPLODED VIEW REPLACEMENT PART LIST 248 11 1 EXPLODED VIEW 248 11 2 Replacement Parts Mechanic component 249 Main component 252 11 3 Accessory 271 ...

Страница 5: ...not be responsible for any charges that result from such unauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telephone company may temporarily disconnect service as long as repair is not ...

Страница 6: ...pment medical equipment etc Interference from unsuppressed engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system boa...

Страница 7: ... EEPROM Electrical Erasable Programmable Read Only Memory EL Electroluminescence ESD Electrostatic Discharge FPCB Flexible Printed Circuit Board GMSK Gaussian Minimum Shift Keying GPIB General Purpose Interface Bus GPRS General Packet Radio Service GSM Global System for Mobile Communications IPUI International Portable User Identity IF Intermediate Frequency LCD Liquid Crystal Display LDO Low Drop...

Страница 8: ...twork RF Radio Frequency RLR Receiving Loudness Rating RMS Root Mean Square RTC Real Time Clock SAW Surface Acoustic Wave SIM Subscriber Identity Module SLR Sending Loudness Rating SRAM Static Random Access Memory UMTS Universal Mobile Telephony System ...

Страница 9: ... WCDMA Tx 12 dBm Voice Over 180 Min GSM Tx Max Voice Standby Time Over 120 hrs WCDMA DRX 1 28 Over 1 50 hrs GSM Paging period 9 Antenna Fixed Type Fixed Screw LCD 176 x 220 Pixel Main LCD BL White LED Back Light Sub LCD BL 7 color LED Vibrator Yes Coin Type LED Indicator 7 color Sub LCD BL C MIC Yes Receiver Yes Earphone Jack Yes SIM Socket Yes 3 0V 1 8V Volume Key Push Type Voice Key Push Type Me...

Страница 10: ...ax Unit Power Available power 100 220 240 Vac No Item GSM DCS 100k 1GHz 39dBm 9k 1GHz 39dBm MS allocated 1G 1710MHz 33dBm Channel 1G 12 75GHz 33dBm 1710M 1785MHz 39dBm Conducted 1785M 12 75GHz 33dBm 1 Spurious 100k 880MHz 60dBm 100k 880MHz 60dBm Emission 880M 915MHz 62dBm 880M 915MHz 62dBm Idle Mode 915M 1000Mz 60dBm 915M 1000MHz 60dBm 1G 1 71GHz 50dBm 1G 1 71GHz 50dBm 1 71G 1 785GHz 56dBm 1 71G 1...

Страница 11: ...m 3 Phase Error 5 RMS 5 RMS 20 PEAK 20 PEAK 3dB below reference sensitivity 3dB below reference sensitivity Frequency Error Under RA250 200Hz RA250 250Hz 4 Multipath and Interference HT100 100Hz HT100 250Hz Condition TU50 100Hz TU50 150Hz TU3 150Hz TU1 5 200Hz 0 100kHz 0 5dB 0 100kHz 0 5dB 200kHz 30dB 200kHz 30dB 250kHz 33dB 250kHz 31dB Due to 400kHz 60dB 400kHz 33dB Output RF modulation 600 1800k...

Страница 12: ... Power control Power Tolerance Power control Power Tolerance Level dBm dB Level dBm dB 5 33 3 0 30 3 6 31 3 1 28 3 7 29 3 2 26 3 8 27 3 3 24 3 9 25 3 4 22 3 10 23 3 5 20 3 8 Transmitter Output Power 11 21 3 6 18 3 12 19 3 7 16 3 13 17 3 8 14 3 14 15 3 9 12 4 15 13 3 10 10 4 16 11 5 11 8 4 17 9 5 12 6 4 18 7 5 13 4 4 19 5 5 14 2 5 15 0 5 9 Burst timing Mask IN Mask IN ...

Страница 13: ...utput Power 50dBm 3 84MHz Qin Qout DPCCH quality levels 6 Out of synchronization handling of output power Toff DPCCH lor 22 28dB Ton DPCCH lor 24 18dB 7 Transmit OFF Power 56dBm 3 84M 8 Transmit ON OFF Time Mask 25us PRACH CPCH uplink compressed mode 25us 9 Change of TFC power varies according to the data rate DTX DPCH off minimize interference between UE 10 Power setting in uplink compressed 3dB ...

Страница 14: ...r 40dBc 16 Error Vector Magnitude EVM 17 5 20dBm 12 2k 1DPDCH 1DPCCH 17 Transmit OFF Power 15dB SF 4 768kbps multi code transmission No Item GSM DCS 1 Sensitivity TCH FS Class II 105dBm 105dBm 2 Co Channel Rejection C Ic 7dB C Ic 7dB TCH FS Class II RBER TUhigh FH 3 Adjacent Channel 200kHz C Ia1 12dB C Ia1 12dB Rejection 400kHz C Ia2 44dB C Ia2 44dB Wanted Signal 98dBm Wanted Signal 96dBm 4 Interm...

Страница 15: ...UE 20dBm output power class3 44dBm 3 84MHz f 2050 2095 2185 2230MHz band a UE 20dBm output power class3 30dBm 3 84MHz f 2025 2050 22 Out band Blocking 2230 2255MHz band a UE 20dBm output power class3 15dBm 3 84MHz f 1 2025 2255 12500MHz band a UE 20dBm output power class3 23 Spurious Response 44dBm CW UE 20dBm output power class3 46dBm CW 10MHz 24 Intermodulation Characteristic 46dBm 3 84MHz 20MHz...

Страница 16: ...12dBm GSM 150Hours 8mA 180Min 400mA paging 9period Tx Max GSM WCDMA TBD BAR 4 3 91 2dBm BAR 3 2 96 2dBm BAR 2 1 101 2dBm BAR 1 0 106 2dBm Indication Voltage BAR 4 3 68 3 87 0 03V BAR 3 2 47 3 77 0 03V BAR 2 1 26 3 72 0 03V BAR 1 Icon Blinking 5 3 50 0 03V Low voltage warning message 3 50 0 03V Talk 1min interval 5 3 46 0 03V Standby 3min Inverval 3 Power OFF 3 10 0 03V WCDMA Talk 3 20 0 03V else ...

Страница 17: ...9 Sending Loudness Rating SLR NOM 8 3dB MAX 10 Receiving Loudness Rating RLR NOM 1 3dB MAX 12 3dB 11 Side Tone Masking Rating STMR NOM 25dB over MAX 12 Echo Loss EL NOM 40dB over MAX 13 Sending Distortion SD refer to TABLE 30 3 14 Receiving Distortion RD refer to TABLE 30 4 15 Idle Noise Sending INS NOM 55dBm0p under MAX 16 Idle Noise Receiving INR NOM 45dBPA under MAX 40dBPA under TDMA NOISE GSM ...

Страница 18: ... of During a Call should be kept 3 9V GSM It should be kept 3 9V in all power level WCDMA It will not be kept 3 9V in some power level Extend await mode At Charging prohibited temperature 20C under or 60C over GSM It should be kept 3 7V in all power level WCDMA It will not be kept 3 7V in some power level ...

Страница 19: ...WCDMA GSM Dual Mode GSM GPRS network signaling from Layer 1 to 3 WCDMA Ciphering and Integrity High Speed Serial Link HSSL to the WCDMA Modem at Layer 1 GSM AMR Multislot Class 8 HSCSD 14 4 kb s MMI Keypad Interface Tone Generator Interface Camera Data and Programmable Display Interfaces Enhanced graphics support for QCIF display Operation and Services I2 C Interface SIM Interfaces General Purpose...

Страница 20: ...3 TECHNICAL BRIEF 21 3 1 2 Hardware Architecture The hardware structure is delivered as five separate hardware macros to the top level design also depicted in Figure Figure Simplified Block Diagram ...

Страница 21: ...n the ARM AMBA standard with multi layer AHB Advanced High speed Bus and APB Advanced Peripheral Bus for the peripheral buses There are two AHB busses the CPU AHB and the DMA AHB Clocks to the CPU subsystem are distributed from the system control SYSCON backplane clocking The reset lines are all asynchronously asserted low and synchronously negated high The CPU subsystem has separate clocking and ...

Страница 22: ...and peripherals E GAM Hardware Subsystem The Graphics Accelerator Module GAM subsystem provides hardware support in the creation of visual imagery and the transfer of this data to the display GAM also provides support for the camera module The visual data could be graphics still images or video The GAM subsystem consists of five modules GRAM graphics memory 160 kB GAMCON GAM controller GRAPHCON gr...

Страница 23: ...analog and digital PLL clocks and a clock squarer The block is a slave peripheral on the slow APB bus under control of the CPU The programming of SYSCON controls the fundamental modes of operation within the ASIC Individual blocks can also be reset and their clocks held inactive by accessing the appropriate control registers SYSCON also controls the requesting protocol through which different sub ...

Страница 24: ... used Interface Spec Read Access Time Write Device Part Name Maker Access Async Page Burst Time MCP S71WS256HC0BAW00 AMD 56 ns 13 5 ns 56 ns at 54MHz FLASH Am29BDS128HD9VKI AMD 56 ns 13 5 ns 70 ns at 54MHz PSRAM S71WS256HC0BAW00 AMD 70 ns 20 ns 70 ns Table External memory interface for U8100 U8120 Interface Spec Read Access Time Write Device Part Name Maker Access Async Page Burst Time MCP RD38F40...

Страница 25: ...ignals for TX and RX part of Ingela PCTL Control signal for GSM TX PAM BANDSEL0 Band selection signal for GSM or DCS ANTSW 0 3 Control signals for antenna switch DCLK IDATA QDATA GSM DCS RX Data DIRMOD A D GSM DCS TX Data B WANDA Interface Wanda controls WCDMA RF part using these signals through W CDMA RF chip Wopy Wivi Figure Schematic of MARITA RF Interface Figure Schematic of WANDA RF Interface...

Страница 26: ...STR Control signals for Wivi Wopy RXIA RXIB RXQA RXQB WCDMA RX Data TXIA TXIB TXQA TXQB WCDMA TX Data HSSLRX_D HSSLRX_CLK Marita Wanda Communication Signal HSSLTX_D HSSLTX_CLK Marita Wanda Communication Signal Figure Schematic of WANDA RF Interface ...

Страница 27: ...a line SIMCLK0 SIM card reference clock SIMRST0 SIM card async sync reset Table SIM Interface VDD DAT CLK CARD RST SIMVCC VINCENNE VINCENNE SDAT SIMDAT SCLK SIMCLK SR ST SIM RST MARITA MARITA SIMDAT0 SIMCLK0 SIMRST0 VDIG 10K 15K Figure SIM Interface UART0 Resource Name Note GPIO10 UARTRX0 Transmit Data GPIO11 UARTTX0 Receive Data UART1 GPIO14 UARTRX1 Transmit Data UART1 GPIO15 UARTTX1 Receive Data...

Страница 28: ... I GPIO GPIO04 CAMERA_DET I GPIO High Low GPIO05 GPIO05 Not used O GPIO06 AMPCTR O GPIO Low High GPIO07 TGBUZZ Not used O GPIO Low High GPIO10 UARTRX0 I UART0 High Low GPIO11 UARTTX0 O UART0 High Low GPIO12 Not used GPIO13 Not used GPIO14 UARTRX1 I UART1 High Low GPIO15 UARTTX1 O UART1 High Low GPIO16 UARTRTS1 I UART1 High Low GPIO17 UARTCTS1 O UART1 GPIO20 CAM_REG_EN O GPIO Low High GPIO21 CAM_FL...

Страница 29: ... Not used I GPIO Low High GPIO36 SPKMUTE O GPIO LOW Ear piece HIGH Speaker GPIO37 Not used GPIO40 USBSENSE I GPIO Low High GPIO41 Not used GPIO42 BL_EN O GPIO Low High GPIO43 FOLDER_DET I GPIO High Low GPIO44 EN_LED_R O GPIO Low High GPIO45 EN_LED_G O GPIO Low High GPIO46 EN_LED_B O GPIO Low High GPIO47 IRDA_REG_CTRL O GPIO Low High Table MARITA GPIO Map Table ...

Страница 30: ...RAM within the USB block and is read written from the endpoint FIFO using DMA transfers or FIFO register access High speed high throughput endpoints can use DMA while slower endpoints can use FIFO register access The USB block can request up to six DMA channels three for IN endpoints and three for OUT endpoints USB Function Note USBDP USB differential line USBDM USB differential line USBSENSE GPIO...

Страница 31: ... is 5V and uses external USB device power through IO Connector Output voltage is 3 3V and supply to MARITA USB block USB is detected by MARITA GPIO40 USBSENES VUSB 10K 51K VUSBSENSE 51K Figure Schematic of USB Regulator Figure Schematic of USB filter ...

Страница 32: ...e IrDA block supports SIR Standard IrDA mode SIR supports data rates up to 115 200 bps including 9 600 19 200 38 400 57 600 bps In this mode IrDA uses eight data bits per character and one stop bit IrDA supports a protocol defined by the IrDA Association Figure Schematic of MARITA IrDA Interface ...

Страница 33: ...opened or closed If a magnet is close to the hall effect switch U1 on keypad the voltage at pin2 of U1 goes to 0V Otherwise 2 8V This folder signal is delivered to MARITA GPIO43 VCAM 0 1u C3204 OUT 2 1 VDD A3212ELH N3200 GND 3 10p C3205 R3206 100K CAMERA_DET Figure Schematic of MARITA IrDA Interface ...

Страница 34: ...ternal oscillator and power up the regulators 3 VINCENNE generate a power for MARITA 4 VINCENNE release the power reset signal PWRRSTn and generate an interrupt IRQ0n to MARITA 1 Press END key 1 ONSWAn 3 Power for MARITA 4 PWRRSTn 4 IRQ0n ONSWA PWRRST IRQ RESPOW_N IRQ0_N RESETB RESOUT0_N 2 VINCENNE MARITA Figure Power On Sequence ...

Страница 35: ...Keypad circuit END Key is connected ONSWAn from Vincenne Figure Power On Sequence KEYIN0 KEYIN1 KEYIN2 KEYIN3 KEYIN4 KEYOUT0 SIDE1 SIDE2 SIDE3 KEYOUT1 1 4 7 UP KEYOUT2 2 5 8 0 DOWN KEYOUT3 3 6 9 RIGHT KEYOUT4 SEND CLEARER BACK GAME LEFT KEYOUT5 MENU SEARCH MULTI CAM OK Table Key Matrix Mapping Table ...

Страница 36: ...er of this data to the display GAM also provides support for the camera module The visual data could be graphics still images or video The GAM subsystem consists of five modules GRAM graphics memory 160 kB GAMCON GAM controller GRAPHCON graphics controller PDI SSI programmable display interface for parallel serial displays CDI camera data interface Figure GAM Subsystem Functional Block Diagram ...

Страница 37: ... camera data interface CDI over DMA at 100 MBit s within a 50 ms timeframe The GRAM is used as a buffer but the average transfer bandwidth required is approximately 3 Mword s 32 bit word that is 12 MByte s Graphics Controller GRAPHCON Block GRAPHCON is controlled by the application CPU and can perform operations on pixels and image areas Images can be moved and merged with other images and text Th...

Страница 38: ...cording to the CCIR 656 standard A function within the CDI can be programmed to reorder the YUV parameters as they pass through the CDI In addition the CDI is able to detect the end of an image and perform some truncation as well as overflow conditions There is nothing preventing the use of other data types such as JPEG or RGB as long as the timing is followed but only YUV data can be sent to the ...

Страница 39: ...18 B19 PDID3 PDID4 A20 PDID5 H13 G14 PDID6 PDID7 B20 Y2 I2CSCL I2CSDA W3 E20 E21 CID1 H14 CID2 CID3 F19 CID4 F20 CID5 G18 G19 CID6 CID7 G20 G21 CIHSYNC CIPCLK H18 E19 CIRES_N H15 CIVSYNC CID0 R3333 NA 3 3K R2304 VDIG I2CCLK I2CDAT I2CCLK_CAMERA PDID1 PDID2 PDID3 PDID4 PDID5 PDID6 PDID7 CIPCLK CIVSYNC CIHSYNC CIRES_N CID0 CID1 CID2 CID3 CID4 CID5 CID6 CID7 Figure Camera Interface in Marita Figure C...

Страница 40: ...put 2 DOUT5 DO Image data output 3 VD DO Vertical Synchronization Pulse Output 4 DOUT1 DO Image data output 5 DOUT2 DO Image data output 6 DCLK DO Clock for Output Data 7 DOUT0 DO Image data output 8 DOUT3 DO Image data output 9 EXTCLK DI External Clock Input 10 GND Ground 11 FSSTB DO Strobe Pulse for Flash 12 DVDD VDD for the Digital Circuit 13 GND Ground 14 SCL Clock for IIC bus Command 15 RESET...

Страница 41: ...BRIEF 42 3 2 4 Camera Position Detection GPIO_04 detects the Camera Position front or back 3 2 5 Camera Regulator GPIO_20 enables Camera Regulator Operation Figure Camera Position Detection Figure Camera Regulator ...

Страница 42: ...ed by 8 bit PDI in Marita Device Type Main LCD 176 x RGB x 220 65K Color TFT LCD Sub LCD 96 x 64 Mono FSTN LCD Main LCD Backlight White LED Sub LCD Backlight 7 color LED Table Devices in LCD Module PIN SYMBOL FUNCTION I O REMARKS SPK TERMINAL 1 EARP Ear Piece Plus O 2 EARM Ear Piece Minus O 3 SPKP Loud Speaker Plus O 4 SPKM Loud Speaker Minus O MOTOR TERMINAL 1 MOTOR_BATT MOTOR Power O 2 MOTOR_GND...

Страница 43: ...b LCD 11 PDID4 Parallel Data 4 bit for Main Sub LCD 12 PDID6 Parallel Data 6 bit for Main Sub LCD 13 LCDRDX Read Signal for Main Sub LCD status 14 LCDRS Register Select Pin 15 LCDCSX_SUB Chip Select Signal for Sub LCD 16 LCDVSYNCI Main LCD Vertical Synch Signal 17 GND Ground 18 GND Ground 19 GND Ground 20 GND Ground 21 GND Ground 22 GND Ground 23 VDIG_2 8V Power Supply for system 24 and I O Logic ...

Страница 44: ...ain LCD PWL signal 33 VBATI_4 2V Battery Power 4 2V 34 EN_LED_B Enable Signal for Sub LCD Backlight LED Blue 35 EN_LED_R Enable Signal for Sub LCD Backlight LED Red 36 EARP Ear Piece Plus 37 ERAM Ear Piece Minus 38 GND Ground 39 CAM_FLASH_ON Turn ON the Camera Flash Continuous ON 40 GND Ground Table Interface between LCD module and main board in LCD Module ...

Страница 45: ...ion There are 4 white LEDs in Main LCD Backlight circuit which are driven by 4 5V Regulated Output Charge Pump SC604 GPIO_01 BL_PWL is used for Backlightbrightness control LED SSC HWTS902 Seoul Semiconductor Figure Charge Pump Circuit for Main LCD Backlight ...

Страница 46: ...D_EN in Marita enables 7 color LED 7 color LED consists of Red LED Green LED and Blue LED GPIO_44 EN_LED_R GPIO_45 EN_LED_G and GPIO_46 EN_LED_B in Marita does ON or OFF its own LEDs In case of power off mode if TA is inserted Red LED is turned on Figure Sub LCD Backlight 4 5V ...

Страница 47: ...F 48 3 2 9 Keypad Illumination There are 19 blue LEDs in key board backlight circuit which aredriven by GPIO_32 KEY_LED_ONOFF line form Marita Figure Keypad Backlight Blue LED Interface Figure Keypad Backlight Circuit ...

Страница 48: ... Flash illumination circuit make 3 modes using white LED Mode 1 Is Continuous ON mode using GPIO_21 CAM_FLASH_ON Mode 2 Is Flash Shot using GPIO_23 CAM_FLASH_SHOT and Mode 3 combines Mode 1 and Mode 2 Figure Camera Flash FPCB Circuit Figure Camera Flash Circuit ...

Страница 49: ...3 TECHNICAL BRIEF 50 3 3 LCD Module Figure LCD Module Block Diagram Figure LCD Module Main Sub LCD ...

Страница 50: ...3 TECHNICAL BRIEF 51 3 4 Analog Baseband ABB Processor 3 4 1 Overview of Audio path Figure Audio Path Block Diagram ...

Страница 51: ...WCDMA Frame format and delivered to RF Chip The downlink path amplifies the signal from DBB chip Marita and outputs it to Receiver or Speaker The audio interface consists of PCM encoding and decoding circuitry microphone amplifiers and earphone drivers The PCM encoder and decoder blocks are two channel 16 bit circuits with programmable gain amplifiers PGA The decoder has a receive volume control T...

Страница 52: ...3 TECHNICAL BRIEF 53 Figure Audio Section scheme ...

Страница 53: ...eiver Loud Speaker Headset Video Telephony Mode Operate on state of the WCDMA CALL Mode VINCENNE In Out Port IN OUT Receiver Mode MIC1P MIC1N BEARP BEARN Voice call Loud Speaker Mode MIC1P MIC1N BEARP Headset Mode AUXI1 AUXO1 AUXO2 Video Telephony Mode MIC1P MIC1N BEARP MIDI Only Loud Speaker BEARP MP3 Loud Speaker Mode BEARP Headset Mode AUXO1 AUXO2 Table Audio Mode ...

Страница 54: ...TECHNICAL BRIEF 55 3 4 4 Voice Call 3 4 4 1 Voice call Downlink Mode Receiver Speaker Headset This section provides a detailed description of the Voice Call RX functions Figure Voice call Downlink Scheme ...

Страница 55: ...neously provide an output signal during voice decoding Receiver Mode Earphone amplifier BEARP N Port Receiver 32Ω Loud Speaker Mode Earphone amplifier BEARP Port Analog S W ADG702 AUDIO AMP LM4894IBP Speaker 8Ω Video Telephony Mode Earphone amplifier BEARP Port Analog S W N2603 AUDIO AMP LM4894IBP Speaker 8Ω Headset Mode Auxiliary audio amplifier AUXO1 2 TJATTE2 IN AFMS_R_INT AFMS_L_INT TJATTE2 OU...

Страница 56: ...can be used as an alternative source of speech a source from an external microphone or as an analog loop connection Figure shows that the audio inputs are fed to the transmit PGAs which enables to adjust the total gain in the product for different sensitivities of the microphones and spread in the transmit paths The ADCs are followed by the transmit band pass filters which accept the maximum outpu...

Страница 57: ...MICP N TJATTE2 OUT MICP_INT MICN_INT VICENNE Input MIC1N 1P Video Telephony Mode C MIC OBG 15S44 TJATTE2 IN MICP N TJATTE2 OUT MICP_INT MICN_INT VICENNE Input MIC1N 1P Headset Mode Headset MIC EARJACK S W X2602 Pin Num 2 TJATTE2 IN ATMS_CAP TJATTE2 OUT ATMS_INT VICENNE Input AUXI1 When the headset is inserted GPA6 Circuit Diagram net Name converted into low state So the headset icon is displayed o...

Страница 58: ...except source in MARITA DSP and Audio Mixer MIDI MARITA PCM Decoder Earphone amplifier BEARP Port Analog S W ADG702 AUDIO AMP LM4894IBP Speaker 8Ω MIDI being played through external Device Speaker only MIDI Mode control port shown below Figure MIDI Scheme STATE SPK ONLY SPKMUTE AMPCTRL MIDI ON LOW High MIDI OFF High Low Tabel MIDI GPIO Control STATE SPKMUTE MARITA GPIO36 AMPCTRL MARITA GPIO06 ...

Страница 59: ...ng rate The PCM44 48 RX path is intended to be used as a stereo music headphones It is also possible to connect a differential load or to use the RX path with only one channel running mono In stereo mode auxiliary outputs AUXO1 and AUXO2 can be used to drive the headset In single channel mode mono BEARP can be used to drive a load Speaker Figure MP3 Scheme ...

Страница 60: ...Video Telephony functions Video Telephony Mode has same paths with Loud Speaker Mode Figure Video Telephony Scheme STATE SPK ONLY SPKMUTE AMPCTRL Video Telephony ON LOW High Video Telephony OFF High Low Tabel Video Telephony GPIO Control STATE SPKMUTE MARITA GPIO36 AMPCTRL MARITA GPIO36 ...

Страница 61: ...n to downstream components from Electrostatic Discharge ESD voltages as high as 8 kV N0 ITEM Part Name Part Number 1 Dual Speaker EMD1940A 1 C MIC OBG 15S44 X2603 3 Audio AMP LM4894IBP N2601 4 TJATTE2 IP4025CS20 N2602 5 Ear JACK HSJ1730 X2602 6 Analog Switch ADG702 N2603 Tabel Audio Component List PIN DESCRIPTION PIN DESCRIPTION PIN DESCRIPTION PIN DESCRIPTION A1 MICN B1 GND C1 CCO D1 MICN int A2 ...

Страница 62: ...3 TECHNICAL BRIEF 63 Figure TJATTE2 Block Diagram ...

Страница 63: ...re intervention The AUTOADC2 periodically measures the battery voltage or current Figure shows the schematic of GPADC part The GPADC channel spec is as following Table ADC 6 channels Resource Name Description GPA0 RTEMP Radio temperature sense GPA2 VLOOP Loop voltage sense GPA3 WPOWERSENSE Reference voltage for PAM GPA4 WRFLOOP Lock inform GPA6 GPA6 Headset detect GPA7 VBACKUP Backup battery Table...

Страница 64: ...e current feed to CHSENSE cannot be measured directly by the GPADC Instead the two measuring amplifiers translate these inputs to a voltage proportional to the input and within the range of the GPADC Figure shows the schematic of charging control part 1608 C2280 NA DCIO E2 D1 CHREG D3 CHSENSE CHSENSE D2 0 1 R2214 1 D1 2 D2 3 D3 6 D4 7 D5 D6 8 4 G S 5 Si5441DC Q2201 VBATI DCIN_2 DCIN_3 Figure Batte...

Страница 65: ...fuel gauge block is schematically described in Figure A sense resistor R_FGSENSE is connected in series with the battery The voltage across the resistor equivalent to the current entering leaving the battery is integrated using an ADC block Figure The analog front end of the fuel gauge block Figure The Schematic of the fuel gauge block Name Type Unused Description FGSENSE Analog VBAT Fuel gauge cu...

Страница 66: ...hile monitoring the voltage at the battery data node with GPADC This battery data is converted to the battery temperature Figure shows the schematic of battery temperature measurement part Figure Battery Temperature Measurement Name Type Unused Description BDATA Digital Input Output Unconnected Current output Table BDATA channel spec ...

Страница 67: ...rtain value 3 2V a current generator take care of initial charging of the CHSENSE node and internal trickle charge signal is active This part of the charging block is powered on and active when DCIO is asserted The DCIO signal is asserted when its voltage is above the voltage at VBAT As soon as generator is turned off and all parts of the charging block are functional and active Battery block indi...

Страница 68: ...l parts of the charging block are active The charging method is CCCV Constant Current Constant Voltage This charging method is used for Lithium chemistry battery packs The CCCV method regulates the charge current and the VBAT voltage This charging method prevents the battery voltage to go above the charge set in the CCCV algorithm This picture shows the charging voltage a and charging current chan...

Страница 69: ...on current icon stop current 80mA Low battery POP UP Idle 3 46V Dedicated 3 50V Low battery alarm interval Idle 3 min Dedicated 1 min Cut off voltage WCDMA call 3 1V ELSE 3 2V Charging of Extended Temperature When the battery temperature is outside the normal charging specification the battery voltage VBAT is maintained at 3 7V Under 0 C Extended temperature From 0 C to 55 C Normal charging temper...

Страница 70: ... LDOs supply VDD A VDD B and VDIG with 2 75V BUCK converter steps down the VBAT to 1 5V for VCORE and VRTC and to 1 8V for VMEM voltage The output of these LDOs and BUCK converter are as following Table Figure shows the power supply of each module in U8100 3 5 2 External Regulation 1 5V LDO supply 1 5V for wanda core 2 8V LDO supply 2 8V for IrDA 2 8V LDO supply 2 8V for Camera 3 3V LDO supply 3 3...

Страница 71: ...put A11 VDD_B Power Supply 2 75V Supply output M11 VDD_D Power Supply 2 75V Supply output L12 VDD_E Power Supply 1 8V Supply output L2 VDDLP Power Supply 1 5V Low Power supply output A2 VDDBUCK Power Supply Unused VBAT Buck converter switch supply B1 VSSBUCK Power Supply GND Buck converter switch ground Table BDATA channel spec ...

Страница 72: ...plexer is included to facilitate the simultaneous transmission and reception required for the FDD mode The main components in the radio are Wopy W CDMA receiver ASIC Wivi W CDMA transmitter ASIC Ingela GSM GPRS transceiver and two power amplifiers The mixed signal circuit ASIC Vincenne provides power supply for the main RF components Tank RF PLL VCO IF PLL VCO XO Loop filter PD Pre scaler ADC Clk ...

Страница 73: ...PRS air interface mode this control is handled via direct interfaces to individual RF components The Marita the main processor also handles the antenna switch mechanism for selection of mode In the W CDMA mode the RF system is managed via the Wanda WCDMA digital base band coprocessor ASIC and its DSP processor Figure 3 2 RF control signal flow diagram ...

Страница 74: ...0 The Received RF signals GSM 925MHz 960MHz DCS 1805MHz 1880MHz are fed into the antenna or coaxial connector An antenna matching circuit is between the antenna and the coaxial connector The Antenna Switch N1000 is used to select the signal path which is one of WCDMA GSM RX GSM TX DCS RX and DCS TX The control signals VC1 VC2 and VCG of antenna switch N1000 are connected to Marita baseband ASIC D2...

Страница 75: ...signal to create in phase I and quadrature phase Q baseband signals The I and Q signals are then buffered and low pass filtered The same baseband circuitry is used for all bands Balanced signals are used for minimizing cross talk due to package parasitics An impedance level at RF of 150 ohms for the GSM 900 input and 50 ohms for the DCS 1800 input is chosen to minimmize current consumption at best...

Страница 76: ... drive the dividers for GSM 900 and DCS 1800 respectively to provide quadrature LO signals to the receive mixers The LO signal is also supplied to the prescaler and transmit output buffer Figure 3 4 shows a block diagram of the LO block Figure 3 4 Block diagram of the LO part ...

Страница 77: ... in the VCOs for GSM DCS band operation The VCOs are supplied from a separated external voltage regulator to avoid frequency pushing and up conversion of low frequency noise A separate ground pin is also used as varactor ground reference to prevent DC voltage drop changes from affecting the VCO frequency Figure 3 5 shows a block diagram of the VCO block Figure 3 5 Block diagram of the VCO part ...

Страница 78: ...rammable output current Channel frequency selection and transmitter modulation is controlled via the prescaler modulus inputs MODA MODD and the prescaler offset value N offset The MODA MODD signals could be delayed 0 5 10 or 15 ns with MD bits to be synchronized with the XO signal Figure 3 6 shows a block diagram of the PLL block Figure 3 6 Block diagram of the PLL part ...

Страница 79: ...of the low and high bands Trimming capability is included for best match versus the PA used The GSM GPRS transceiver Ingela output is passed to the dual band PA that after amplification feeds the signal via a low pass filter to the antenna switch and further to the antenna The transmit block consists of two differential high power transmit output buffers with controllable output power The modulate...

Страница 80: ... section and one for the DCS PCS transmitter section Each chain amplifies the RF signal from the respective transmitter to the antenna The power amplifier supports class 10 Band selection and the output power level of the RF amplifier are controlled by discrete signals Vband and Vapc respectively from the digital baseband controller ASIC Figure 3 8 Block diagram of the Power Amplifier with Two Par...

Страница 81: ...z and then again the signal is fed to Wopy W CDMA Receive ASIC this time to the differential IF input which also has a LNA From the 190MHz the signal is mixed down to base band I and Q which represented signals using the IFLO signal Finally the signals are filtered in low pass filters and amplified in base band VGAs The I and Q represented signals appear at the output of Wopy W CDMA Receive ASIC a...

Страница 82: ...equency noise A separate ground pin is also used as varactor ground reference to prevent DC voltage drop changes from affecting the VCO frequency Via the serial interface the VTUNE voltage can be set to VCC 2 to check the center frequency of the VCO The PLL consists of a programmable prescaler with multiple division ratios and a phase and frequency detector with a charge pump with programmable out...

Страница 83: ...anced oscillator and a buffer amplifier The crystal unit and the feedback capacitors are external The current consumption when only the reference oscillator and the output buffer are activated must be kept to an absolute minimum Figure 3 11 Block diagram of the Reference section ...

Страница 84: ...of a control loop so that the linearity of the PA is kept constant The variable supply voltage is provided from the battery through a DC DC converter and a signal linearity detector sits at the PA output The detected signal at the PA output is compared with a reference supplied by the Vincenne the mixed signal circuit ASIC and the error signal is used in a loop filter which provides the control si...

Страница 85: ...ter suppresses spurious signals and eliminates unwanted frequency components generated in the IQ modulator and subsequently amplified in the VGA The filter is tuned using an external RLC load as shown in Figure 3 12 Figure 3 12 Principle Schematic of the IFBP ...

Страница 86: ...applied to the RFLO RFLOBAR pins External DC blocking is necessary for the external LO signal The RF buffer is used to drive an external PA stage The buffer is of an open collector design The gain switching together with the VGA amplifier at IF will enable an output power control in 0 25 dB steps over no less than 80dB The programmable bias in the high and mid gain settings is specified as a reduc...

Страница 87: ...tem integration and utilizes advanced GaAs HBT process technology The PA features an integrated RF power output detection network and is compatible with DC DC converter operation in DC power management applications Additionally a variable bias current allows the idle current to be adjusted for optimum performance at a given RF output power Figure 3 14 Block Diagram of W CDMA power amplifier ...

Страница 88: ...he radio a fixed duplex distance of 190MHz The RF synthesizer is in the Wopy W CDMA Receive ASIC except for the loop filter which is external The 13MHz clock is used as the reference and the phase detector frequency is 200kHz The programmable divider makes the RF synthesizer cover the 2300 2360MHz band The IF synthesizer is in the Wivi W CDMA Transmitter ASIC except for the loop filter The 13MHz i...

Страница 89: ...y 380MHz and 8 times the RX IF 190MHz this is a fully integrated balanced LC oscillator with on chip resonator On chip varactor are used to tune the VCO frequency Prescaler Phase detector with charge pump For maintaining check on the VCO center frequency the tuning voltage is set to Vcc 2 External DC blocking capacitors must be used on the IFLO IFLOBAR signals Figure 3 15 Block Diagram of Frequenc...

Страница 90: ...Yes No No The voltage of main battery is higher than 3 2V END key oper ates well ONSWAn C2621 level is low when END key pressed Press END key Longer than 3 Seconds Keypad LED ON Follow the keypad Trouble shooting guide Check the voltage VCORE R2210 1 5V VDIG R2200 2 8V VMEM R2201 1 8V VRTC R2202 1 5 V VEXT1 5 N2203 Pin 3 1 5V VDD_A R1810 2 8 V VDD_B R1811 2 8 V Yes The phone should work ...

Страница 91: ...4 TROUBLE SHOOTING 92 R1810 R1811 R2201 R2200 R2210 Main Board Bottom side R2202 N2203 Pin 3 Main Board Top side ...

Страница 92: ... running Input power N2204 pin1 is 5V No Change main board Check hostUSBport or USBcable Yes Output power N2204 pin5 is 3 3V No Resolder or change N2204 Yes USBSENSE level is 2 8V No Resolder R2232 or R2233 Yes VUSB R3103 is 3 3V No Resolder R3103 Yes R3103 R2233 R2232 N2204 USBSENSE ...

Страница 93: ...s 2 75V level to VINCENNE Vincenne converts SIM interface signals to 1 8V 3V SIM work well Finish START Yes Reconnect SIM card Resolder X2300 on main PCB and check the contact between X2300 and SIM card Change main board SIM work well Finish Yes No No SIM work well Finish Yes No Change SIM card X2300 ...

Страница 94: ... Finish Yes No No No Change Keypad Keypad operates well Finish Yes Keypad operates well Resolder X3200 on main board and CN962 on keypad ONSWAn KEYIN0 KEYIN1 KEYIN2 KEYIN3 KEYIN4 CN962 1 60 30 31 KEYOUT5 KEYOUT4 KEYOUT3 KEYOUT2 KEYOUT1 KEYOUT0 Pin 12 17 Pin 54 59 X3200 KEYOUT5 KEYOUT4 KEYOUT3 KEYOUT2 KEYOUT1 KEYOUT0 1 60 30 31 ONSWAn KEYIN0 KEYIN1 KEYIN2 KEYIN3 KEYIN4 Pin 2 7 Pin 45 50 ...

Страница 95: ...4 TROUBLE SHOOTING 96 4 5 Camera Trouble Camera control signals are generated by Marita ...

Страница 96: ...4 TROUBLE SHOOTING 97 Camera control signals are generated by Marita ...

Страница 97: ...4 TROUBLE SHOOTING 98 4 6 Main LCD Trouble LCD control signals are generated by Marita ...

Страница 98: ...4 TROUBLE SHOOTING 99 4 7 Sub LCD Trouble ...

Страница 99: ...4 TROUBLE SHOOTING 100 4 8 Keypad Backlight Trouble ...

Страница 100: ...4 TROUBLE SHOOTING 101 ...

Страница 101: ...4 TROUBLE SHOOTING 102 4 9 Folder ON OFF Trouble ...

Страница 102: ...4 TROUBLE SHOOTING 103 VCAM 0 1u C3204 OUT 2 1 VDD A3212ELH N3200 GND 3 10p C3205 R3206 100K CAMERA_DET Be sure that magnet is here ...

Страница 103: ...4 TROUBLE SHOOTING 104 4 10 Camera Detection Trouble ...

Страница 104: ...4 TROUBLE SHOOTING 105 ...

Страница 105: ...4 TROUBLE SHOOTING 106 4 11 Camera Flash Trouble ...

Страница 106: ...4 TROUBLE SHOOTING 107 ...

Страница 107: ...iver signals are generated at Vincenne BEARP BEARM Receiver path 1 Vincenne BEARP BEARM 2 X3200 on main board 3 CN962 on key PCB 4 CN963 on key PCB 5 LCD Module 6 Receiver Note It is recommanded that engineer should check the soldering of R L C along the corresponding path before every step ...

Страница 108: ...nge the main board Does the sine wave appear at Number 37 38 pin in the key Bíd CN963 Change the Key board Does the sine wave appear at EAR PAD in LCD Module Change the LCD module Is the soldering ot the receiver OK Resolder Receiver Can you hear sine wave out of the receiver Change the Receiver END YES YES YES YES YES NO NO NO NO NO 1 2 3 3 ...

Страница 109: ...4 TROUBLE SHOOTING 110 1 R2619 3 CN963 1 21 40 20 2 Pin 38 39 ...

Страница 110: ...4 TROUBLE SHOOTING 111 1 2 Measured 1khz Sine Wave Signal 3 Measured 1khz Sine Wave Signal ...

Страница 111: ...als are generated at Vincenne BEARP Speaker path 1 Vincenne BEARP 2 C2604 on main board 3 N2603 ADG on main board 4 N2601 Audio Amp on main board 5 CN963 on key PCB 6 LCD Module 7 Speaker Note It is recommanded that engineer should check the soldering of R L C along the corresponding path before every step ...

Страница 112: ...e wave appear at R2607 Resolder or change N2603 Does the sine wave appear at R2621 Can you hear sine wave out of the receiver Change the Speaker END YES YES YES YES YES NO NO NO NO NO Change the main board Does the sine wave appear at number 4 pin in key Bíd CN963 Change the key B d YES NO Does the sine wave appear at spk pad in LCD module Change the LCD Module 1 4 3 2 5 ...

Страница 113: ...4 TROUBLE SHOOTING 114 1 C2604 2 R2607 N2603 3 R2621 CN963 1 21 40 20 4 Pin 4 5 ...

Страница 114: ...4 TROUBLE SHOOTING 115 5 Measured 1khz Sine Wave Signal ...

Страница 115: ...ecorder Microphone Signal Flow MIC is enable by MIC Bias MICBAS MICIP MICIN signals to ABB Vincenne Check Points Microphone bias Audio signal level of the microphone Soldering of components Signal from the mic MIC N2602 TJATTE2 on main board C2615 on main board Vincenne ...

Страница 116: ... level at C2615 at the putti ng Audio signal in MIC Does it work properly END Yes Yes YES No A few hundred of mV of the signal measured Change the main B d Check the MIC bias level at the pad of MIC X2603 Resolder C2615 C2617 C2616 and try again If fail again chage the main Bíd 3 2 1 No Yes Yes No ...

Страница 117: ...4 TROUBLE SHOOTING 118 1 C2616 2 3 C2617 C2615 ...

Страница 118: ...4 TROUBLE SHOOTING 119 2 Measured Some Noise Signal ...

Страница 119: ... you hear sine wave out of the re ceiver Change the main Bíd END YES YES YES YES NO NO NO Change the main Bíd Does the level of R3381 under 0 5Volt NO Does the level of R2613 over 2 0Volt YES N0 Change the main B d YES Does the sine wave appear at C2611 C2619 NO Does the sine wave appear at C3268 C3269 Resolder X2602 Pins or change the Headset 1 2 5 3 6 Resolder R2613 R3397 R3381 R3303 And try aga...

Страница 120: ... YES NO NO NO Change the main Bíd Does the level of R3397 under 0 5Volt NO Does the level of R2613 over 2 0Volt YES N0 Change the main B d YES Check the signal level at R3397 at the putting Audio signal in MIC Resolder C2613 R3397 and try again If fail again Change the main Bíd A few hundred of mV of the signal measured at C2612 Resolder R2613 R3397 And try again from the start 4 1 2 5 7 8 ...

Страница 121: ...4 TROUBLE SHOOTING 122 1 R3381 3 R2613 4 5 7 8 6 2 C2619 C2611 C2612 R3397 X2602 C2613 8 C2610 ...

Страница 122: ...g current by AB2000 Vincenne Charging current flows into the battery Check Point Connection of TA Charging current path Battery Trouble shooting setup Connect TA and battery to the phone Trouble Shooting Procedure Check the charger connecter Check the Charging current Path Check the battery Figure 13 Main Battery Charging Path ...

Страница 123: ...5 2V Change TA NO YES Is it charging properly after changing Q2201 END YES NO Change the board start Check the pin and battery connect terminals of I O connector Connection OK Change I O connector NO YES Is the TA voltage 5 2V Change TA NO YES Is it charging properly after changing Q2201 END YES NO Change the board Figure 14 Trouble Shooting Charging ...

Страница 124: ...4 TROUBLE SHOOTING 125 Figure 15 Main Board I O connector and FET ...

Страница 125: ...Figure 4 1 RF component Top Reference Description Reference Description B1501 Temperature Sensor N1700 WCDMA TX IC B1770 Crystal Z1100 DCS RX SAW N1101 GSM ADC Z1110 GSM RX SAW N1330 GSM TX Balun Z1400 WCDMA RX RF SAW N1331 DCS TX Balun Z1420 WCDMA RX IF SAW N1400 WCDMA RX IC Z1500 WCDMA TX RF SAW N1620 DC DC Convertor ...

Страница 126: ...0 N1650 N1850 N1300 V1001 N1000 Figure 4 2 RF component Bottom Reference Description Reference Description N1000 Ant SW Module N1650 Isolator N1002 Duplexer N1850 Regulator N1300 GSM PAM V1001 Transistor N1630 WCDMA PAM W1001 Test Connector ...

Страница 127: ...settiong Agillent 8960 Test mode WCDMA Ch 9750 Uplink Ch 10700 Downlink Agillent 8960 Test mode GSM Ch 62 P L 7 level setting Ch 62 60dBm setting Redownload SW Cal 1 Check Power SourceBlock 2 Check VCXO Block 3 Check Ant SW Module 4 Check WCDMA Block 5 Check GSM Block ...

Страница 128: ...UBLE SHOOTING 129 4 16 Checking Common Power Source Block Step 3 Step 1 Step 2 WCDMA PAM Block Regulator Block GSM PAM Block Vincenne Block Power Source Block 5 4 1 2 3 Figure 4 3 Common Source Block Bottom ...

Страница 129: ...ock No Yes No Yes 3 7V OK Check Soldering C3215 Change the Board Resoldering No Short No Changethe Board Yes Yes Check C3215 R2215 in Block to check inner line connection From R1805 to R2215 Figure 4 5 Power Source Block 5 5 Step 1 Check Point C3215 in Power Source Block 5 To Check Power source to Check if main power source input or not Check Point R2215 in Power Source Block 5 To Check Power sour...

Страница 130: ...Soldering R2215 R2216 In Power SourceBlock No Yes 3 7V OK Short No Change the Board Yes Step 2 Check VBATI R1850 in Regulator Block 1 to Check if main power source input or not Check R2215 R1805 in Block 1 5 to check inner line connection From R1850 to R2215 ...

Страница 131: ...d Yes 3 7V OK No Yes Check Soldering R2215 R2216 In Power Source Block Short No Change the Board Yes Step 3 Check VBATI R1326 in GSM PAM Block 2 to Check if main power source input or not Check L1300 R2215 in Block 2 5 to check inner line connection From L1300 to R2215 Check L1300 R1326 inner Line connection Check L1300 to check if power source input or not ...

Страница 132: ...4 TROUBLE SHOOTING 133 4 16 4 Step 4 WCDMA PAM VBATI R163 1 Figure 4 7 WCDMA PAM Block 3 3 R22 16 Check Po int C32 15 R22 15 Figure 4 7 1 PAM Power Source ...

Страница 133: ...4 TROUBLE SHOOTING 134 See the Next Page Check Soldering R2215 R2216 In Power SourceBlock No Yes 3 7V OK Short No Change the Board Yes Step 4 Check R1631 in WCDMA PAM block ...

Страница 134: ...1400 2012 2012 4 7u C1811 10u C1802 0 R1811 C1810 10u R1810 0 VCCA VCCB VDD_A VDD_B 2 75V OK No Yes 2 75V OK No Yes Check Point VCCA R1810 Check Point VCCB R1811 Change the Board Common Input Power is OK See The Next Part Before Change Check soldering Figure 4 8 Power for Radio ASIC ...

Страница 135: ... 2 8 Regulat or 2 8V OK No Yes Regulator Circuit is OK See the next Page Point High Change The Regulator Change the Board No Yes Check EXTLOD Point To Check regulator e nable signal Check Point or R1825 R1826 To Check Regulator Output Voltage or Figure 4 10 Regular Circuit Diagram Figure 4 9 Regulator Block ...

Страница 136: ...O Block The reference frequency 13MHz from B1770 Crystal is used WCDMA TX part GSM part and BB part Therefore you have to check below 4 point Check 1 Check 2 Check 4 Check 3 Figure 4 12 Top Place Figure 4 13 Connection for Checking VCXO Block ...

Страница 137: ...OUBLE SHOOTING 138 Check 1 Crystal part If you already check this crystal part you can skip check 1 Figure 4 14 Test Point Crystal Part Figure 4 15 Schematic of the Crystal Part Figure 4 16 13MHz at B1770 3 ...

Страница 138: ...4 TROUBLE SHOOTING 139 Check 2 3 13MHz at WCDMA TX part and GSM part N1770 B1 N1770 C1 N1100 K9 Figure 4 17 Test point 13MHz at TX Part Figure 4 18 13MHz at N1770 B1 and N1100 K9 ...

Страница 139: ...4 TROUBLE SHOOTING 140 Check 4 13MHz at BB part N1400 C1 Figure 4 19 Test Point 13MHz at BB Part Figure 4 20 Schematic 13MHz at BB Part Figure 4 21 13MHz at N1400 C1 ...

Страница 140: ...4 TROUBLE SHOOTING 141 ...

Страница 141: ...4 TROUBLE SHOOTING 142 4 18 Checking Ant SW Module Block ANTSW3 ANTSW0 ANTSW1 ANTSW2 LMSP 0064 N1000 Figure 4 20 Antenna Switch Block Bottom ...

Страница 142: ...Mode Logic by TP Command ANTSW3 W3 ANTSW2 W2 ANTSW1 W1 ANTSW3 W3 ANTSW2 W2 ANTSW1 W1 Low Low Low Low Low Hi High Hi High Hi High Low Low Hi High Low EGSM Rx MODE 0 SWRX 64 10 24 2 MODE 0 SWTX 1 64 7 1 024 1 MODE 2 SWRX 699 1024 2 MODE 2 SWTX 1 699 0 1024 1 EGSM Tx DCS Rx DCS Tx ...

Страница 143: ... ANTSW2 ANTSW1 Low Low Low WCDMA Mode MODE 4 WTXC 9750 0 1 0 SYCT 1 07 00 TXGN 1 43 Band ANTSW0 ANTSW1 ANTSW2 ANTSW3 EGSM Tx H L L H EGSM Rx H L L L DCS Tx H H H L DCS Rx H L H L WCDMA H L L L Table 4 1 Antenna Switch Module Logic ...

Страница 144: ...t Open No Yes High Check each mode by TP command No Yes OK Resoldering Change the Board No Yes Check Soldering It is necessary to check shor t condition Using Tester Check 4 resistor ANTSW0 R1003 ANTSW1 R1004 ANTSW2 R1005 ANTSW3 R1006 Check soldering R1003 MODE 0 SWRX 64 1024 2 TP Command Check ANTSW0 R1003 To check Switch input power source ...

Страница 145: ...46 A EGSM Rx Mode ANTSW3 ANTSW2 ANTSW1 Low Low Low EGSM Rx MODE 0 SWRX 64 10 24 2 EGSM Rx Logic OK No Yes See the Next mode EGSM Tx Mode 4 4 1 part C heck OK Try 4 4 1 part No Yes Change the Board Figure 4 21 EGSM Rx Mode ...

Страница 146: ...SW2 ANTSW1 Low Low High EGSM Tx MODE 0 SWTX 1 64 7 102 4 1 EGSM Tx Logic OK No Yes See the Next mode DCS Tx Mode 4 4 1 part Check OK Try 4 4 1 part No Yes ANTSW1 Low ANTSW2 Low ANTSW3 Low Change the Board Change V1001 No Yes Figure 4 22 EGSM Tx Mode ...

Страница 147: ...148 C DCS Rx Mode ANTSW3 ANTSW2 ANTSW1 High High Low MODE 2 SWRX 6 99 102 4 2 DCS Rx DCS Rx Logic OK No Yes See the Next mode DCS Tx Mode 4 4 1 p art Check OK Try 4 4 1 part No Yes Change the Board Figure 4 23 DCS Rx Mode ...

Страница 148: ...HOOTING 149 D DCS Tx Mode ANTSW3 ANTSW2 ANTSW1 Low High Low MODE 2 SWTX 1 699 0 102 4 1 DCS Tx DCS Tx Logic OK No Yes WCDMA Mode 4 4 1 p art Check OK Try 4 4 1 part No Yes Change the Board Figure 4 24 DCS Tx Mode ...

Страница 149: ...NTSW1 Low Low Low WCDMA Mode MODE 4 WTXC 9 75 0 0 1 0 SYCT 107 00 TXGN 1 4 3 WCDMA Logic OK No Yes Input Signal and Power to Antenna SwitchBlock is OK See the Next P age 4 4 1 p art Check OK Try 4 4 1 part No Yes Change the Board Figure 4 25 WCDMA Mode ...

Страница 150: ...UBLE SHOOTING 151 4 20 Checking WCDMA Block start 1 Check VCXO Block 2 Check Ant SW Module 3 Check Control Signal 4 Check RF Tx Level 5 Check PAM Block 6 Check Rx IQ 7 Check RF Rx Level Redownload SW Cal 2 4 ...

Страница 151: ...4 4 20 2 Checking Ant SW module Refer to 4 5 4 20 3 Checking Control Signal First of all you have to check control signal data clk strobe TP 1402 CLK TP 1402 DATA TP 1402 STROBE Figure 4 28 Test Point Control Signal Figure 4 29 Schematic Control Signal ...

Страница 152: ...4 TROUBLE SHOOTING 153 Figure 4 30 Connection for Checking Control Signal ...

Страница 153: ...4 TROUBLE SHOOTING 154 TP1403 STROBE TP1402 CLK TP1401 DATA TP1403 STROBE TP1402 CLK TP1401 DATA Figure 4 30 Control signal ...

Страница 154: ...4 TROUBLE SHOOTING 155 4 20 4 Checking RF TX Level Check 1 W1001 Check 2 N1000 8 Check 4 N1650 Out Check 3 N1002 Ant Check5 N1650 In Check 6 N1630 21 Check 7 Z1500 2 Figure 4 31 Test Point RF TX Level ...

Страница 155: ...4 TROUBLE SHOOTING 156 Figure 4 32 Connection for Checking RF TX Level ...

Страница 156: ...4 TROUBLE SHOOTING 157 To verify that the phone fulfils requirements on maximum output power ...

Страница 157: ...N1630 control signal from N2000 Step2 Check PAM N1630 control signal from N1620 Before Checking this part must check 4 2 Common power source Battery Direct part Rosalie VBATI R162 9 WDCDCREF R1621 WPAREF R1617 WPA R1630 fro m Rosalie Wivi in put R1605 WCDMA PAM N1630 ...

Страница 158: ...c 9750 0 1 0 Syct 10700 Txgn 1 43 TFTI 10700 Step1 Check PAM control signal from N2000 2 4V No Yes See the Step 2 Change the Board Mean Value Before Change board Check soldering R1617 Check R1617 To Check PAM control signal from Vincenne WP A REF ...

Страница 159: ...he PAM Change the Board Mean Value Before Change board Check soldering R1621 Check R1603 To Check PAM VCC BIAS from DC DC conver tor V CCWPA 2 5V Mean Value Change the DC DC Converter Before Change board check soldering VBATI R1631 Mean Value No Yes Check R1621 To Check DC DC conver tor control signal From Vincenne N2000 Check The DC DC WDCDCREF convertor N1620 Part ...

Страница 160: ...saili PAM N1630 WCDMA PAM i s OK See t he Next page Yes Yes No No Yes No Yes No Yes No No TP Command mode 4 Wtxc 9750 0 1 0 Syct 10700 Txgn 1 43 TFTI 10700 Change The Check Duplex output C1012 To Check PAM output Check R1605 To Check PAM Input level Check R1617 To Check PAM control signal from Vincenne N2000 WPAREF Check R1603 To Check PAM VCC BIAS from DC DC convertor N1620 VCCWPA ...

Страница 161: ... To verify the RX path you have to check the pk pk level and the shape of the RX I Q N1400 A8 RXQB N1400 A7 RXQA N1400 A9 RXIA N1400 A10 RXIB Figure 4 33 WCDMA RF RX IC Top Figure 4 34 RX I Q signal CW 2142MHz Figure 4 35 RX I Q signal CW 2141MHz ...

Страница 162: ...4 TROUBLE SHOOTING 163 Figure 4 36 RX I Q signal ...

Страница 163: ...4 TROUBLE SHOOTING 164 4 20 7 Checking RX Level Checkt 1 N1002 Ant Check 2 N1400 H1 Check 3 N1400 B1 Figure 4 37 Peak level at N1400 B1 Figure 4 38 Connection for Checking RX Level ...

Страница 164: ...4 TROUBLE SHOOTING 165 ...

Страница 165: ...21 Checking GSM Block 4 TROUBLE SHOOTING 166 start 1 Check Regulator Circuit 2 Check VCXO Block 3 Check Ant SW Module 4 Check Control Signal 5 Check RF Tx Path 6 Check RF Rx Path Redow nload SW Cal 3 5 1 ...

Страница 166: ...rce Block You can skip this test 4 21 2 Checking VCXO Block Refer to chapter 4 4 Checking VCXO Block IF you already check this point while Checking VCXO Block You can skip this test 4 21 3 Checking Ant SW Module Refer to chapter 4 6 Checking Antenna Switch Block input logic IF you already check this point while Checking Antenna Switch Block input logic You can skip this test ...

Страница 167: ...SHOOTING 168 RADSTR RADCLK RADDAT TXON Vtune VCCA C1330 VC CA L1200 LPFblock RADSTR TP1203 RADDAT TP1202 RADCLK TP1201 Vtune C1223 VCCA L1120 VCCA L1202 TXON R1333 Figure 4 39 GSM RF Control signal Test Program Script MODE 0 SWTX 1 64 7 1024 1 ...

Страница 168: ... block L1120 L1200 L1202 R1335 Short Redownload SW No Yes Change the board Check the short status between TP1201 TP1203 Check voltage of L1120 L1200 L1202 R1335 Check TP1201 TP1202 TP1203 Check if there is any major difference Refer to left side of Figure 4 35 Check R1333 C1223 Check if there is any major difference Refer to right side of Figure 4 35 ...

Страница 169: ...4 21 5 Checking RF Tx Path A GSM Tx path Level 4 TROUBLE SHOOTING 170 Figure 4 40 GSM DCS Tx Path Level ...

Страница 170: ...4 TROUBLE SHOOTING 171 N1300 5 1 5 Figure 4 41 Test Point of GSM DCS Tx path ...

Страница 171: ...ilent 8960 setting GSM BCH TCH m ode v Oscilloscope setting See next page to check Tx path Check GSM DCS output power at Check if there is any Major difference Refer to Figure 4 42 GSM 32dBm DCS 29dBm Figure 4 42 GSM Tx Level at 1 1 Test Program Script 1 GSM Tx MODE 0 SWTX 1 64 5 1024 1 2 DCS Tx MODE 2 SWTX 1 699 0 1024 1 ...

Страница 172: ...M DCS 5dBm See next page to check Tx path No No Yes Yes Resoldering MODE block R1210 R1211 R1212 R1213 GSM DCS 7dBm Resoldering Tx Balun GSM N1330 DCS N1331 No Yes Redownload SW Check Mode A B C D signal at Check if there is any Major difference Refer to right side of Figure 4 43 Check GSM RF Transceiver Output power at Check GSM DCS Tx Balun output power at Figure 4 43 GSM Tx MODE signal ...

Страница 173: ...Tx C1352 Vapc C1327 5 Vapc 1 5V GSM 23dBm DCS 20dBm GSM Tx Path OK See Next page to check No No Yes Yes Resoldering APC block Changing GSM PAM N1300 Check GSM DCS PAM output power at Check Vapc level Check if there is any Major difference Refer to Figure 4 44 Figure 4 44 GSM DCS Tx control signal ...

Страница 174: ... Lev e l I I Q Q 2 0 0m Vpp GSM 51 5 dBm DCS 51 5 dBm GSM DCS I Q Lev e l I Q 2 5 Vpp Lo o p fi lt e r PD Pre s c al er ADC Clk ADC GSM Herta GSM Ingela Lo o p fi lt e r PD Pre s c al er ADC Clk ADC GSM Herta GSM Ingela DCS RX SAW B7 714 Mobile Switch KMS 50 7 Antenna Antenna SW module LMSP 006 4 GSM RX SAW B7 705 GSM Rx Ch64 50dBm CW DCS Rx Ch699 50dBm CW GSM 50d Bm DCS 50 dBm GSM DCS I Q Lev e l...

Страница 175: ...ING 176 N1100 N1101 Z1110 Z1100 Test Program Script 1 GSM Rx MODE 0 SWRX 64 1024 2 2 DCS Rx MODE 2 SWRX 699 1024 2 v Agilent 8960 Setting CW Mode GSM 50dBm Ch65 948MHz DCS 50dBm Ch700 1842 8MHz v Oscilloscope Setting ...

Страница 176: ... 177 B GSM I Q Signal Check Idata TP1142 Qdata TP1141 DCLK TP1143 QRB R1103 QRA R1104 IRB R1105 IRA R1106 VDIG_HERTA R1150 IData QData DCLK Figure 4 46 Herta IQ data and DCLK QRB QRA IRB IRA Figure 4 47 Ingela IQ signal ...

Страница 177: ...nload SW Yes Resoldering Vcca block L1120 L1200 L1202 R1335 No See next page to check Rx path QRB QRA Figure 4 48 Ingela IQ signal Check GSM DCS Rx IQ data at 1 Check if there is any Major difference Refer to Figure 4 46 Check GSM DCS Rx IQ signal 2 Refer to Figure 4 47 Check GSM DCS Rx IQ signal level at 2 Refer to Figure 4 48 ...

Страница 178: ...evel Check Z1110 Z1100 Figure 4 49 GSM DCS Rx Path GSM 51 5dBm DCS 51 5dBm v Agilent 8960 Setting CWMode GSM 50dBm Ch65 948MHz DCS 50dBm Ch700 1842 8MHz Change Ant SW module N1000 GSM Rx path OK Yes No Check GSM DCS Rx signal level at ...

Страница 179: ... Filter Z1400 UMTS IF Filter Z1420 Crystal 13M B1770 Varactor V1770 GSM PAM N1300 D2006 Wanda M arita D2000 GSM UMTS Tank VCO VCO XO Loop filter PD Pre scaler ADC Clk ADC GSM ADC N1101 DC DC N1620 GSM Transceiver N1100 Ingela UMTS Transmitter N1700 Wivi UMTS Receiver N1400 Wopy An tenna C2 6122 Test Conn W1001 Switch N1000 DCS Rx Filter Z1100 GSM RX Filter Z1110 DCS Balun N1331 GSM Balun N1330 Du ...

Страница 180: ...IF Filter RX WCDMA N1620 MAX1820ZEBC DC DC TX N1630 RF9266 PAM TX N1650 CEO0401G95DCB Isolator TX N1700 LZT 108 Transmitter TX 5322 WIVI Z1500 SX S205B TX RF Filter TX D2006 ROP 101 3033 Analog TRX WANDA Baseband Z1100 B7714 DCS RX Filter Direct Conversion Z1110 B7705 GSM RX Filter Direct Conversion N1100 LZT 108 5325 Transceiver TRX GSM INGELA N1300 CX77304 PAM GSM DCS Dual N1330 LDB21897M15C GSM...

Страница 181: ...RFLO IFLO Crystal B1770 Vincenne N2000 I Q_GA W W RF RX W W RF TX Duplex er N1002 G G D RF T X G G D RF RX Wopy N1400 Wivi Z1700 Marita D2000 Wanda D2006 G PAM N1300 W PAM N1630 Switch N1000 Bu Bus_W HSSL SSL 2bit I Q_WR WR I Q_WT 13M _ M _M C M CLK 32k 32k RTC Bu Bus G G W PA G G PA C trl W W PA Ctrl VC VCXO Ctrl SW SW C trl Bu Bus_G G G Band SEL RX RXON TX TXON DI DIRMOD 4bit Pc Pctl Ingela N110...

Страница 182: ...CS_TX RX RF signal I Q_WR RXIA RXIB RXQA RXQB WCDMA RXIQ I Q_WT TXIA TXIB TXQA TXQB WCDMA TXIQ I Q_GA IRA IRB QRA QRB GSM RX analog I Q_GD IDATA QDATA GSM RX digital SW Ctrl ANTSW0 1 2 3 Band System switch G Band SEL BSEL0 GSM DCS switch W PA Ctrl WPAREF PAM Ref Bias Control G PA Ctrl PAREG Power control Pctl PCTL TX power control VCXO Ctrl VCXOCONT AFC RXON RXON RX block ON TXON TXON TX block ON ...

Страница 183: ... Marita Vincenne UMTS Wopy Common UMTS Common UMTS Wivi UMTS PAM ANTSW 3 0 I2CSDA Combine to Vincenne I2CSCL Combine to Vincenne SYSCLK2 RES ETon RESOUT3 QDATA IDATA DCLK RXON RFSTR RFDAT RFCLK BSEL0 DIRMOD D A PULS ESKIP GPIO03 PCTL TXON Combine to Vincenne CLKREQ VLOOP GPA2 PAS ENS E PAS ENS E PAREG IOUT Radio_DAT Radio_CLK Radio_STR AD_STR Combine to Vincenne Marita IRA B QRA B IIN IINB AR QIN ...

Страница 184: ...EG N1850 V DD_D DCDC N1620 2 75V 2 75V 2 75V 2 8V GSM PAM UMTS PAM VBATI 0 1ohm V _wivi_A V_wivi_B VBAT Vincenne V DDRTC V DD_LP 1 5V V DD_D V DDMC 2 75V 200mA V DDCODEC VRTC V DIG V EXT15 VDDA0 1 2 1 5V V DDBUCK V CORE 1 5V SWBUCK R L VSSBUCK PBUCK NBUCK V BUCK V BAT_C V DDE0 1 2 V CORE 1 5V V DDE2 V DDBEAR Marita V DD_E 1 8V 100mA V DDDM V DDE1 V MEM V CC V CC V CC FLASH RAM CS2 VRAM V FLASH Wan...

Страница 185: ...6 DISASSEMBLY INSTRUCTION 186 6 DISASSEMBLY INSTRUCTION ...

Страница 186: ...6 DISASSEMBLY INSTRUCTION 187 ...

Страница 187: ...6 DISASSEMBLY INSTRUCTION 188 ...

Страница 188: ...6 DISASSEMBLY INSTRUCTION 189 ...

Страница 189: ...6 DISASSEMBLY INSTRUCTION 190 ...

Страница 190: ...6 DISASSEMBLY INSTRUCTION 191 ...

Страница 191: ...6 DISASSEMBLY INSTRUCTION 192 ...

Страница 192: ...6 DISASSEMBLY INSTRUCTION 193 ...

Страница 193: ... can operate properly To upgrade the software of the phone The software of the phone may be changed to enhance the performance of the phone The older version software of the phone can be replaced to the newer version Download Tools FlashRW Download tool for U81X0 software Download Environment Setup 7 DOWNLOAD 194 7 DOWNLOAD U81X0 UART data cable USB cable U81X0 Download can be done via UART USB ...

Страница 194: ...7 DOWNLOAD 195 U81X0 Download 1 FlashRW configuaration 1 Execute FLASHRW exe 2 Press the Global Settings on the top menu to configure FlashRW environment ...

Страница 195: ...8120_CXC1325712_R2H R5E_Signed by cust_brown pldr for U8120 You may select any loader of 3 loaders in loader folder for U8120 Loader File is provided with FlashRW 4 Select Port configurations for both RS232 Port and USB Port Baudrate should be 115200bps You have to do FlashRW configuration only at the first time of installation 7 DOWNLOAD 196 ...

Страница 196: ...7 DOWNLOAD 197 U81X0 Download 3 Phone Model Selection 1 Press Button for Model 2 Select Model to download images ...

Страница 197: ...oad file selection 1 Press Add button to select LGE SSW files to download 2 Press Add1 button to select LGE GDFS file to download 7 DOWNLOAD 198 Click to select file U81X0 download file is selected Before Select After Select ...

Страница 198: ...ect Download 1 Click on connector icon to connect to the phone Check the Dialog Box that say Please switch on the target 2 Connect the phone to PC via Cable for Downloading Phone should be turned off 3 Turn the phone on to connect to PC 1 ...

Страница 199: ...load 6 USB Driver Install 1 If you use FlashRW Tool firstly Error will happen because of USB Driver uninstalled You have to do FlashRW USB Driver Installation only at the first time of installation 7 DOWNLOAD 200 ...

Страница 200: ...7 DOWNLOAD 201 U81X0 Download 7 USB Driver Install 2 Push the Next Button in Found New Hardware Wizard 3 Select Search for a suitable driver for my device in Found New Hardware Wizard ...

Страница 201: ... Download 8 USB Driver Install 4 Select Specify a location in Found New Hardware Wizard 5 Push the Browse Button and then select USB driver Information file This File is provided with FlashRW 7 DOWNLOAD 202 ...

Страница 202: ...7 DOWNLOAD 203 U81X0 Download 9 USB Driver Install 6 Push the Next Button in Found New Hardware Wizard 7 Push the Finish Button in Found New Hardware Wizard ...

Страница 203: ...FlashRW exe 9 Remove Insert Main battery to reset the phone This action for USB Driver Install is done only at the first time of installation If you want to download Software just do as same as U81X0 Download 5 Connect Download says 7 DOWNLOAD 204 ...

Страница 204: ...7 DOWNLOAD 205 U81X0 Download 11 Connect Download While Downloading After Downloading finished ...

Страница 205: ... shooting Check these questions when trouble happens 1 Check if UART USB Port configuration is right 2 Do not change RS 232 baud rate 115200BPS It is fixed and never changed 3 Check if UART USB Cable is connected 7 DOWNLOAD 206 ...

Страница 206: ...software will be called XCALMON in this document 8 2 XCALMON Environment 8 2 1 H W Environment PC with RS 232 Interface GPIB card installed GSM GPRS WCDMA Multimedia Mobile Set U8120 Agilent 8960 Series 10 E5515C Instrument E1985B ver04 08 Tektronix PS2521G Power Supply ETC GPIB cable Serial cable RF cable Power cable Dummy battery 8 2 2 S W Environment National Instrument GPIB VISA ver 2 60 full ...

Страница 207: ...on RXVCO Varactor Operating Point Calibration TXVCO Varactor Operating Point Calibration TX Loop Bandwidth Calibration VCXO Calibration TX Power Calibration RSSI and AGC Calibration B DCS 1800 Band RXVCO Varactor Operating Point Calibration TXVCO Varactor Operating Point Calibration TX Loop Bandwidth Calibration TX Power Calibration RSSI Cal i br at i on C WCDMA Band RF VCO Center Frequency Calibr...

Страница 208: ...ay 3 Wait approximately 300 us to 400 us to allow the PLL to lock 4 Measure the RMS phase error A threshold value of 20 deg indicates that the PLL is running in the forbidden time region 5 Save the RMS phase error result locally 6 Step up the delay setting according to Table 8 1 below 7 Repeat from step 4 8 Choose delay setting that gives maximum distance to the consecutive field of corrupted RMS ...

Страница 209: ... a pre determined operating point so that the loop voltage of the TXVCO measured with an ADC in AB 2000 is within the valid range This is necessary to secure that all TX channels can be reached Procedure Proposal 1 Put the phone in static TX mode 2 Measure the loop voltage with the AB 2000 ADC for all CVCO settings that is 0 7 Find a CVCO value that fulfills the requirements on loop voltage for lo...

Страница 210: ...leted accordingly Note The frequencies in this section are related to the 13 MHz VCXO frequency Depending on the calibration procedure the 13 MHz VCXO frequency can be acquired by first measuring an EGSM DCS or W CDMA RF frequency at the antenna and then translating the measured frequency to the 13 MHz VCXO frequency Procedure Proposal 1 Put the ME in switched low power TX mode with a modulated ca...

Страница 211: ...fier to output powers corresponding to values in GSM 05 05 and explain how to calculate intermediate power levels that will ensure a good power versus time performance Procedure Proposal 1 Reset the DIRMOD block and select a mid channel using the trimmed value on the capacity array for VCO tuning and a default IPHD value as phase detector current Turn on dummy burst modulation 2 Use the Multi burs...

Страница 212: ...mory and used when very high input signals are fed into the ME Procedure Proposal 1 Select switched receiver on a mid EGSM Channel 2 Feed a modulated 68 5dBmsignal on the same mid EGSM Channel to the antenna input Measure the RSSI value calculate the RSSI table and store the value in GDFS as parameter GD_RXLEVS_DBM_BURST_M_BAND 3 On the same channel now feed a modulated 50dBmsignal and measure the...

Страница 213: ...tre_Frequency_Adjustment 5 Reset the radio B TXVCO Varactor Operating Point Calibration Purpose To adjust thevaractordiode to a pre determined operating point so that the loop voltage of the TXVCO measured with an ADC in AB 2000 is withinthe valid range This is necessary to secure that all TX channels can be reached Procedure Proposal 1 Put the phone in static TX mode 2 Measure the loop voltage wi...

Страница 214: ...ls that ensure a good power versus time performance Procedure Proposal 1 Reset the DIRMOD block and select a mid channel using the trimmed value on the capacity array for VCO tuning and a default IPHD value as phase detector current Turn on dummy burst modulation 2 Use the Multi burst method to characterize the relation between output power and the DAC value Then store the DAC values that give the...

Страница 215: ...Power_Up Down_1 7_Band 6 The difference between the transmitter power at two adjacent power control levels measured at the same frequency shall not be less than 0 5 dB and not more than 3 5 dB 8 CALIBRATION 216 Parameter Target Full Power dBm Tolerances dB PL 0 30 0 0 5 1 0 Vol PL 1 28 0 0 3 Vol PL 2 26 0 0 5 Vol PL 3 24 0 0 5 Vol PL 4 22 0 0 5 Vol PL 5 20 0 0 5 Vol PL 6 18 0 0 5 Vol PL 7 16 0 0 5...

Страница 216: ...ue that guarantees the functionality of the RFLO Radio Frequency Local Oscillator Procedure Proposal 1 Start the VCXO and RFVCO VCXOCONT is set to its calibrated value Ericsson AB 2000 DAC3 2 Measure the loop voltage WRFLOOP with the AB 2000 ADC GPA4 for all CVCO settings that is 0 7 Find a CVCO value that fulfills the requirements on loop voltage for low and high channel If there are several CVCO...

Страница 217: ...The objective of this calibration is to determine the values forLPQ and LPBW that offer the best trade off against the system related requirements These settings determine the cut off frequency and should always have the same value Procedure Proposal 1 Use typical TX settings Generate a 960 kHz square wave at baseband without phase shift between I and Q The amplitude should be about 50 of fullscal...

Страница 218: ...met Use known correlation from earlier calibrated units to calculate the new gain setting 14 This power Pmax measLG and gain setting provides input to the calibration of TX power table E TX Power Table Calibration Purpose The calibration data contained within the TX Power Table controls the gain for all types of power change including the inner loop power control and maximum output power of the pl...

Страница 219: ...compensation values for Table 8 6 Store these values in GD_RF_TXGAIN_TB_SEL_ID 2 Extract the range of needed compensation tables minimum and maximum 3 Calculate the expected compensation for each table in dB use table 0 for the table that is 0 dB or closest to 0 dB and spread out the rest to achieve equidistant compensations 4 Calculate and store the 24 sets of tables GD_RF_TX_GAIN_TB0_ID to GD_RF...

Страница 220: ...ions with a power greater than 50 dBm Position B3 Pout A3 2 Extract A3 and B3 3 The power level output power at the highest position in the low gain region sets the parameter P2 4 Divide the high gain region into two regions at the split between mid gain and high gain The output power at this position sets the parameter P1 5 Do a curve fitting for the mid gain region where RFBias 0 of the high gai...

Страница 221: ...is LPQ LPBW 8 5 Get Ak output2 from N slots Calculate Average_Ak Ak_IB according to the equation below N should be as large as possible with respect to time consumption 6 Set UE on 10705ch and get Ak output2 Calculate Average_Ak Ak_LB according to the Equation 1 7 Calculate IF filter symmetry using the following equation IF_SYM Ak_IB Ak_LB 8 Set UE on 10685ch and get Ak output2 Calculate Ak Ak_OB ...

Страница 222: ...5ch 2 Feed a CW carrier at 2140 MHz with a power level of 65dBm 3 Set the AGC_UL and AGC_LL to maximum GLNA is forced to low gain mode 4 Get average Ak from Equation 1 and save it Ak_LG 5 Set the AGC_UL and AGC_LL to minimum GLNA is forced to high gain mode 6 Get average Ak Ak_HG 7 Ak_LG Ak_HG Correction 8 Round off Correction to integer AGC_CR and store it in GDFS GD_RF_RX_CONFIG_ID AGC_CR is an ...

Страница 223: ...Clear Ak table 0 4 Change the CW carrier power level to 95 dBm 5 Read Ak value output2 and calculate Average_Ak Equation 1 Store Pin_Corrected Equation 2 at Ak round Average_Ak N in Equation 1 should be as large as possible Pin_Corrected Pin round Average_Ak Average_Ak Equation 2 6 Then increase the output level of the signal generator to 80 60 40 and 25 dBm and store the corrected RF input level ...

Страница 224: ...l values in Test Program 2 Set voltage on VBATT to 3 20 V 3 Send the command LVBA 5 0x140 to read the low voltage level from ADC 4 Set voltage on VBATT to 4 10 V 5 Send the command LVBA 5 0x19A to read the high voltage level from ADC 6 Send the command LVBA 1 to store local values into global data 7 Send the command LVBA 3 to view and record values stored in global data Voltage Level on VBATT V Mi...

Страница 225: ...nection of instruments and initializes them automatically The result of checking and initializing instruments was shown like Figure7 6 XCALMON supports three functions Calibration of EGSM 900 DCS 1800 and WCDMA band Instrument Agilent8960 Tektronix PS2521G control UART communication with U8120 mobile phone XCALMON has three windows and each window support different function ITP Integrated Test Pro...

Страница 226: ... version information from U8120 mobile phone B Calibration Tree Window Icon When you click the calibration window icon C then you should see the calibration tree window That will be shown all calibration items If you want to calibrate U8120 mobile phone for all calibration items you should select Calibration and push F4 button in your keyboard Also there are four tap view in calibration window OUT...

Страница 227: ...8 CALIBRATION 228 Figure 8 7 XCALMON Calibration Tree Window OUTPUT Tab Figure 8 8 XCALMON Calibration Tree Window INSTRUMENT Tab ...

Страница 228: ...ow That dialog window just wait for power on of U8120 mobile phone When it will occur power on it automatically start ITP running If you want to change the start address of ITP you could change that address directly To change ITP start address is possible when we download Production loader previously Figure 8 9 XCALMON Calibration Tree Window UART Tab ...

Страница 229: ...rt XCALMON program B Running ITP Using Production Loader If XCALMON will be executed you should run ITP using L ITP starting icon at first Click the L icon then you will see the ITP start window like Figure7 10 When you will turn on the U8120 mobile phone the production loader will be downloaded automatically like Figure7 11 and then it will execute the ITP at once If the ITP will operate normally...

Страница 230: ...8 CALIBRATION 231 Figure 8 11 Production Loader Downloading Figure 8 12 ITP Start Complete Window ...

Страница 231: ...everal message window and the result of calibration through OUTPUT STATUS tab view The detail explanation of those will be described in chapter 7 4 4 8 4 4 Calibration Result Message If the calibration is over without error PASS message window will show up like Figure7 13 On the contrary if the calibration is over with some error FAIL message window will show up like Figure7 14 Additionally in all...

Страница 232: ...8 CALIBRATION 233 Figure 8 14 Calibration FAIL Message Window Figure 8 15 Calibration Result from OUTPUT Tab View ...

Страница 233: ...8 CALIBRATION 234 Figure 8 16 Calibration Result from STATUS Tab View ...

Страница 234: ...05 10u ANT G1 G2 G3 G4 RX TX C1852 DFYK61G95LBNCB N1002 0 01u C1004 ANTPAD R1826 0 C1801 1000p 0 033u C1851 C1850 0 1u 0 R1810 22p C1013 R1001 NA C1811 10u R1004 0 R1003 0 0 R1825 7 GND2 6 VEN 2 VIN VOUT 1 VOUT_SE 3 LP3981ILD 2 8 N1850 BYPASS 5 GND1 4 0 1u C1800 KMS 507 W1001 ANT G1 G2 RF R1005 0 C1007 0 01u C1802 10u R1006 0 0 01u GSM1900_RX 16 GSM900_RX 14 GSM900_TX 10 VC1 VC2 9 VCG 1 VDD 11 6 W...

Страница 235: ...CCVCO K7 VTUNE XOIA C10 XOIB F10 IFLOB G10 IFOUT A1 B1 IFOUTB INDBYP K2 IRA A9 A10 IRB C7 MCLK D1 MIXINA E1 MIXINB PHDOUT K6 QRA A7 QRB A8 G8 REFON H1 RFIN RFLOOA J10 RFLOOB GLNA F1 GNDBIAS F8 GNDBUS GNDBYP J1 G1 GNDEME GNDIF C3 C6 GNDLF GNDMIX A2 H6 GNDPHD GNDPLL H5 E8 GNDREF GNDRFLO H10 H7 GNDTUNE H8 GNDVCO IFINA A4 IFINB A5 IFLOA N1400 CDI C5 C4 CDQ E3 CLK D3 DATA G3 0 R1440 LZT 108 5323 3 3K R...

Страница 236: ...GND8 17 20 GND9 RFIN 21 10 RFOUT RF9266 N1630 R1628 100K 0 R1510 L1603 L1506 NA L1602 10nH L1505 C1507 4p MAX1820ZEBC N1620 BATT C2 A2 COMP GND B4 LX C3 OUT A3 C4 PGND REF A4 SYNC B1 C1 _SHDN _SKIP A1 R1710 4 7K 10p C1504 R1631 0 0 R1617 C1509 10p VCCIFVCO A10 VCCRF J1 E10 VCCRFPHD G10 VCCRFPLL H10 VCCRFVCO B10 VTUNEIF J10 VTUNERF WON C7 XOOB B1 C1 XOOC VBATI VBATI OUT J2 J3 OUTBAR A7 PHDIFOUT F10...

Страница 237: ...3 B2 4 GND1 2 GND2 5 6 NC UB 1 R1333 0 0 068u C1144 C1111 33p 10p C1101 C1143 0 068u C1140 0 068u C1141 0 068u 0 068u TP1152 C1300 R1224 0 NA C1342 NA R1337 C1321 0 R1301 470p NA C1336 22p C1331 75 L1333 R1273 NA R1272 C1112 NA 33p R1332 0 22p C1313 NA C1240 R1113 100p TXOHA K1 TXOHB J1 G1 TXOLA F1 TXOLB D3 TXON H1 VCCBUF K7 VCCPLL VCCRF A6 VCCVCO G10 VTUNE H10 K8 XOOB K9 XOOC H7 XOOLA C1324 NC5 K...

Страница 238: ...5 R2101 100K R3019 0 G2 1 S1 S2 4 C2611 100u 6 D1 3 D2 G1 2 5 SI1555DL Q2200 22K R2617 NA C2280 NA R3294 R3345 0 51 0 R2314 NA C3275 0 R3395 R2106 100K TP3004 VBATI 0 R2621 C3013 4 7u 4 BYPASS 2 GND 3 ON_OFF VIN 1 5 VOUT R2613 10 N2204 LP2985IM5X 3 3 C2300 NA C2631 22p 0 1u C3248 TP3000 100K R3046 R3047 100K 100K R3026 15K R2305 C2610 22p TP3318 ADG702 N2603 D 1 3 GND 4 IN 5 NC S 2 6 VDD 8 2K R332...

Страница 239: ... B9 C1 MEMBE0_N MEMBE1_N D3 G8 MEMCLK D2 MEMWAIT_N MMCCLK L19 J14 MMCCMD MMCDAT J19 K14 MSBS K19 MSSCLK K15 MSSDIO NC Y2 W3 I2CSDA IDATA K3 IRCTRL M15 V2 IRQ0_N P20 IRRX P19 IRTX ISEVENT_N M4 ISSYNC_N M3 KEYIN0_N AA15 KEYIN1_N Y15 W15 KEYIN2_N V15 KEYIN3_N KEYIN4_N W16 KEYOUT0_N P14 AA17 KEYOUT1_N Y17 N15 U21 GPIO35 GPIO36 T19 T20 GPIO37 GPIO40 R19 R18 GPIO41 GPIO42 V17 GPIO43 AA21 GPIO44 Y19 GPIO...

Страница 240: ...502 0 R3357 51 0 R3388 12 R3208 R3363 51 C3213 VDIG 1000p 1u C3200 V3200 CRS08 RFR_RTS 20 RI_TMS 18 RXD 13 14 TXD 16 USB_PWR 10 USB_RX USB_TX 15 25 VBAT_GND_1 VBAT_GND_2 26 V_BAT_1 27 V_BAT_2 28 29 V_BAT_3 DSR 3 24 DTR GND1 30 31 GND2 2 HF_MODE 6 ON_SW1 8 PCM_CLK PCM_RXA_IN 7 PCM_SYNC 9 PCM_TXA_OUT 11 21 PWR_ 4_2V_1 PWR_ 4_2V_2 22 4 PWR_ 5V_1 PWR_ 5V_2 5 12 PWR_GND_1 19 PWR_GND_2 X3203 BATT_ID 1 C...

Страница 241: ...GPO5 GPO6 H15 H13 GPO7 HCLK R15 C14 HSSLRX_CLK HSSLRX_D EMIF_D23 M3 EMIF_D24 EMIF_D25 M5 EMIF_D26 P2 P3 EMIF_D27 EMIF_D28 R2 T1 EMIF_D29 E3 EMIF_D3 N5 EMIF_D30 EMIF_D31 U1 EMIF_D4 G5 E1 EMIF_D5 F2 EMIF_D6 EMIF_D7 F1 EMIF_D8 G3 G2 EMIF_D9 EMU0 EMIF_D0 EMIF_D1 C1 H5 EMIF_D10 EMIF_D11 H1 H2 EMIF_D12 EMIF_D13 J2 EMIF_D14 J3 J5 EMIF_D15 EMIF_D16 K3 K5 EMIF_D17 K1 EMIF_D18 EMIF_D19 L1 EMIF_D2 F5 L3 EMIF...

Страница 242: ...38 NA INSTPAR R1097 TVS2 UCLAMP0501H LD1 QSMR C138 KB1 0 1u KB20 C26 R1099 QSMR C138 LD13 36 30p C46 C45 30p 30p C44 R1151 270 47p C28 C39 30p 30p 30p C38 C37 30p C36 R1104 470 C31 30p 30p C30 30p C29 100 R1150 R1149 100 100 R1148 R1147 100 R1146 R1144 100 100 100 R1143 R1142 100 100 R1141 R1140 100 0 R1139 R1136 100 VDIG_2 8V KB7 UCLAMP0501H TVS1 INSTPAR D1 1SS388 U1 A3212ELH GND 3 OUT 2 1 VDD LD...

Страница 243: ... 244 10 PCB LAYOUT ...

Страница 244: ... 245 10 PCB LAYOUT ...

Страница 245: ... 246 10 PCB LAYOUT ...

Страница 246: ... 247 10 PCB LAYOUT ...

Страница 247: ... 248 11 EXPLODED VIEW REPLACEMENT PART LIST 11 1 EXPLODED VIEW ...

Страница 248: ...11 EXPLODED VIEW REPLACEMENT PART LIST 249 11 2 Replacement Parts Mechanic component Note This Chapter is used for reference Part order is ordered by SBOM standard on GCSC ...

Страница 249: ...11 EXPLODED VIEW REPLACEMENT PART LIST 250 ...

Страница 250: ...11 EXPLODED VIEW REPLACEMENT PART LIST 251 ...

Страница 251: ...11 EXPLODED VIEW REPLACEMENT PART LIST 252 11 2 Replacement Parts Main component Note This Chapter is used for reference Part order is ordered by SBOM standard on GCSC ...

Страница 252: ...11 EXPLODED VIEW REPLACEMENT PART LIST 253 ...

Страница 253: ...11 EXPLODED VIEW REPLACEMENT PART LIST 254 ...

Страница 254: ...11 EXPLODED VIEW REPLACEMENT PART LIST 255 ...

Страница 255: ...11 EXPLODED VIEW REPLACEMENT PART LIST 256 ...

Страница 256: ...11 EXPLODED VIEW REPLACEMENT PART LIST 257 ...

Страница 257: ...11 EXPLODED VIEW REPLACEMENT PART LIST 258 ...

Страница 258: ...11 EXPLODED VIEW REPLACEMENT PART LIST 259 ...

Страница 259: ...11 EXPLODED VIEW REPLACEMENT PART LIST 260 ...

Страница 260: ...11 EXPLODED VIEW REPLACEMENT PART LIST 261 ...

Страница 261: ...11 EXPLODED VIEW REPLACEMENT PART LIST 262 ...

Страница 262: ...11 EXPLODED VIEW REPLACEMENT PART LIST 263 ...

Страница 263: ...11 EXPLODED VIEW REPLACEMENT PART LIST 264 ...

Страница 264: ...11 EXPLODED VIEW REPLACEMENT PART LIST 265 ...

Страница 265: ...11 EXPLODED VIEW REPLACEMENT PART LIST 266 ...

Страница 266: ...11 EXPLODED VIEW REPLACEMENT PART LIST 267 ...

Страница 267: ...11 EXPLODED VIEW REPLACEMENT PART LIST 268 ...

Страница 268: ...11 EXPLODED VIEW REPLACEMENT PART LIST 269 ...

Страница 269: ...11 EXPLODED VIEW REPLACEMENT PART LIST 270 ...

Страница 270: ...11 EXPLODED VIEW REPLACEMENT PART LIST 271 11 3 Accessory Note This Chapter is used for reference Part order is ordered by SBOM standard on GCSC ...

Страница 271: ...Memo 272 ...

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