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LG GB110, Service Manual

The LG GB110 User Manual is available for free download at manualshive.com. This comprehensive manual provides step-by-step instructions and valuable insights for optimizing your experience with the LG GB110 phone. Explore all the features and functionalities effortlessly with this user-friendly manual at your fingertips.

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Confidential Internal Use Only

5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

CAM_D0

CAM_

D0

CAM_

D1

CAM_D1

CAM_

D2

CAM_D2

CAM_

D3

CAM_D3

CAM_

D4

CAM_D4

CAM_

D5

CAM_D5

CAM_

D6

CAM_D6

CAM_

D7

CAM_D7

CAM_

PW

DN

CAM_PWDN

CAM_

SDA

CAM_SDA

CAM_

SCL

CAM_SCL

CA

M_

MCL

K

CAM_

PCL

K

_

1

CAM_

RESET

CAM_RESET

PGPIO6

CAM_DVDD

VDD_PLL

D0
D1
D2
D3
D4
D5
D6
D7

D[0..15]

LCD6
LCD5
LCD4

LCD1
LCD0

CAM_AVDD

LCD2

CAM_MCLK_1

CAM_PCLK

CAM_PCLK_1

CAM_HSYNC

CAM_VSYNC

LCD3

LCD_RS
LCD_WR

LED_A

LED_K1
LED_K2

LED_A

LCD_WR

LCD_RS

LCD_RD

LCD_CS

LCM_ID_1
LCM_RSTN_1

LCD0
LCD1
LCD2
LCD3
LCD4
LCD5
LCD6
LCD7

LCD7

LCD_RD

LCD_CS

D8
D9
D10
D11
D12
D13
D14
D15

LED_K1
LED_K2

1V8

VBAT

1V8

2V8

2V8

2V8

2V8

2V8

2V8

2V8

2V8

2V8

2V8

2V8

2V8

VBAT

VMEM

VIO

2V8

LCM_RSTN

1

CS3N_AIT

1

RD_N

1,2

WR_N

1,2

AIT_26M

1

SCLK0

1

SSC_CS

1

MRST0

1

MTSR0

1

AIT_RSTN

1

AIT_BY

1

A1

1,2

AIT_INT

1

LCM_ID

1

D[0..15]

1,2

W_LED_DRV

1

GND

Title

Size

Document Number

Rev

Date:

Sheet

of

LCM/CAMERA

V002

LG7

C

4

7

Tuesday, December 09, 2008

Title

Size

Document Number

Rev

Date:

Sheet

of

LCM/CAMERA

V002

LG7

C

4

7

Tuesday, December 09, 2008

Title

Size

Document Number

Rev

Date:

Sheet

of

LCM/CAMERA

V002

LG7

C

4

7

Tuesday, December 09, 2008

(PLCD11 pull-high:
Separated 2CS Mode)

(PLCD11 pull-low:
1CS_1ADDR Mode)

R403 for host I/F selection,
=> NC for 16-bit host I/F
=> 10K-ohm for 8-bit host I/F

Micro SD

CHARGING PUMP

DGND

DGND

DGND

VDD_LCD

VDD_HOST

VDD_SENSOR

DGND

VDD_CORE

VDD_LCD

VDD_LCD

VDD_HOST

VDD_SENSOR

R419 <==> current
14.3K      20mA
11.5K      25mA

U403

AAT3192IJQ-1-T1

U403

AAT3192IJQ-1-T1

D2

9

IN

5

C+

4

C-

3

EN/SET

6

RESET

7

GND

8

D1

10

OUT

2

NC

1

V404

M

L

VG

0402331N

V05

V404

M

L

VG

0402331N

V05

1

2

L401
75ohm

L401
75ohm

1

2

V401

M

L

VG

0402331N

V05

V401

M

L

VG

0402331N

V05

1

2

C401

1.00uF

C401

1.00uF

1

2

R417
NC

R417
NC

1

2

R418
0.00Ohm

R418
0.00Ohm

1

2

U401

S-1721A1828-M6T1G

U401

S-1721A1828-M6T1G

EN1

1

VIN

2

EN2

3

VSS

5

VOUT2

4

VOUT1

6

C402

100nF

C402

100nF

1

2

R405
10.0Kohm

R405
10.0Kohm

1

2

C403

100nF

C403

100nF

1

2

R402
0.00Ohm

R402
0.00Ohm

1

2

U402

AIT701A

U402

AIT701A

PHCS_

H2

PHRD_

J3

PHWE_

H4

PRST_

G4

PHD0

H5

PHD1

F4

PHD2

J4

PHD3

G5

PHD4

H6

PHD5

J5

PHD6

J6

PHD7

G6

PHD8

H9

PHD9

G9

PHD10

F9

PHD11

E9

PHD12

F7

PHD13

G7

PHD14

F8

PHD15

G8

PHLCD_BY

F5

PHLCD_A0

E6

PHLCD_SEL/PHLCD2_CS_

F6

PHINT

H7

PHWAIT_

H8

PMCLK

J2

PH

SYN

C

J1

PVSYN

C

G1

PD

0

H3

PD

1

G3

PD

2

D1

PD

3

B2

PD

4

D2

PD

5

C1

PD

6

A1

PD

7

B1

PSEN

E2

PSD

A

F1

PSC

K

F3

P

DCLK

F2

P

P

X

L_CLK

G2

PS_

R

ST

_

H1

PLCD0

A8

PLCD1

B8

PLCD2

A7

PLCD3

J8

PLCD4

C8

PLCD5

B7

PLCD6

C7

PLCD7

D7

PLCD8

E7

PLCD9

C6

PLCD10

D6

PLCD11

D5

PLCD12

C5

PLCD13

B5

PLCD14

B4

PLCD15

A5

PLCD_WE_

A4

PLCD_A0

C3

PLCD_RD_

A3

PLCD1_CS_

B3

PLCD2_CS_

A2

P

C

ONFI

G0/

T

X

D

/P

GP

IO6

C4

PSC

AN

_

EN

C2

PG

PIO

0

D9

PG

PIO

1

C9

PG

PIO

2

B9

PG

PIO

3

A9

PG

PIO

4

A6

PG

PIO

5

B6

V

DD_P

L

L

D4

V

DD_CORE

J7

GND_CORE

E4

V

DD_I

O

0

E1

V

DD_I

O

1

J9

V

DD_I

O

2

D3

GND_I

O

0

E3

GND_I

O

1

E5

GND_I

O

2

D8

PT

EST

_

EN

E8

C415
NC

C415
NC

1

2

C408

1.00uF

C408

1.00uF

1

2

R416

47.0Ohm

R416

47.0Ohm

1

2

C404

100nF

C404

100nF

1

2

C406

39.0pF

C406

39.0pF

1

2

CLE9120-1016E

J401

CLE9120-1016E

J401

HSYNC

2

VSYNC

1

D7

3

D6

4

DGND

5

DVDD

6

AGND

7

PWDN

8

MCLK

9

AVDD

10

RST

11

SDA

12

SCL

13

PCLK

14

D0

15

D1

16

D2

17

D3

18

D4

19

D5

20

PGND

21

PGND

22

PGND

23

PGND

24

PGND

25

PGND

26

PGND

27

PGND

28

V403

M

L

VG

0402331N

V05

V403

M

L

VG

0402331N

V05

1

2

R419
14.3Kohm

R419
14.3Kohm

1

2

V405

M

L

VG

0402331N

V05

V405

M

L

VG

0402331N

V05

1

2

R415

47.0Ohm

R415

47.0Ohm

1

2

R408

0.00Ohm

R408

0.00Ohm

1

2

C405

1.00uF

C405

1.00uF

1

2

C419

1.00uF

C419

1.00uF

1

2

MC15G35X

J403

MC15G35X

J403

GND

1

RS

2

WR

3

D0

4

D1

5

D2

6

D3

7

D4

8

D5

9

D6

10

D7

11

RD

12

ID

13

RESET

14

VDD

15

LED_A

17

LED_K2

20

LED_K1

19

GND

21

IOVCC

16

CS

18

R410

47.0Kohm

R410

47.0Kohm

1

2

R403
NC 10.0Kohm

R403
NC 10.0Kohm

1

2

R406
10.0Kohm

R406
10.0Kohm

1

2

C418

1.00uF

C418

1.00uF

1

2

R411
47.0Kohm

R411
47.0Kohm

1

2

L402
75ohm

L402
75ohm

1

2

R409

0.00Ohm

R409

0.00Ohm

1

2

V402

M

L

VG

0402331N

V05

V402

M

L

VG

0402331N

V05

1

2

C414

2.20uF

C414

2.20uF

1

2

C417

1.00uF

C417

1.00uF

1

2

C411

100nF

C411

100nF

1

2

R412
47.0Kohm

R412
47.0Kohm

1

2

R413
47.0Kohm

R413
47.0Kohm

1

2

C409

1.00uF

C409

1.00uF

1

2

C412

1.00uF

C412

1.00uF

1

2

R414

22.0Ohm

R414

22.0Ohm

1

2

J402

MSHN08-A0-1010

J402

MSHN08-A0-1010

CD/DAT3/CS

2

CMD/DI

3

VDD

4

CLK

5

VSS

6

DAT0/DO

7

DAT1

8

DAT2

1

GND

9

GND

10

GND

11

GND

12

C410

100nF

C410

100nF

1

2

C416

NC

C416

NC

1

2

Summary of Contents for GB110

Page 1: ...1 GB110 GB110 GB110 GB110 Service Manual Service Manual Service Manual Service Manual LG Electronics ...

Page 2: ...2 SIM Card Trouble 42 4 3 Vibrator Trouble 44 4 4 Keypad Trouble 46 4 5 RTC Trouble 48 4 6 Key Backlight Trouble 50 4 7 LCM Backlight Trouble 53 4 8 LCM Trouble 55 4 9 Microphone Trouble 57 4 10 Receiver Trouble 59 4 11 Speaker Trouble 61 4 12 Headphone Trouble 63 4 13 Charging Trouble 67 4 14 FM Radio Trouble 69 4 15 Camera Trouble 75 4 16 Micro SD Trouble 78 4 17 RF Trouble 80 5 DOWNLOAD 93 5 1 ...

Page 3: ...ot 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 d...

Page 4: ...ical equipment etc Interference from unsuppressed engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Devices ESD are indicated by the sign Following information is ESD handing Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system board they s...

Page 5: ... Battery 950mAh Li ion inner pack 950mAh 55x34x50mm FM Receiver Yes US Europe band support 87 5 108MHz Embedded FM antenna Yes Pogo pin contact FPC type FM Antenna on Battery cover Loud Speaker Yes Memory Size 64Mb 16Mb User memory at least 1MB Memory Card Yes Micro SD up to 2GB Flip type u SD holder under battery LMT Lost Mobile Tracker Yes LMT for AMA M DOG China ...

Page 6: ...Y Ring Tone Volume 6 Level Include Mute Y Ring Tone MP3 ring tone 10 Midi Y Call Alert type Ring Vibrate Ring Vibrate Ring after vibrate Silent Y Earpiece Volume 6 Level Include Mute Y Audio Mute Y GSM dual band MS 900 1800 Configuration is during software compile time Y Frequency Bands PCS dual band MS 850 1900 N A N Circuit N Date Service Packet N Infrared IrDA N Bluetooth N USB N USB Mass stora...

Page 7: ...ct Normal Sepia Grayscale Color invert Y Continuous Shot 1 Shot 3 shot 6 shot Y Self Timer 3 seconds 5 seconds 10 seconds Y Shutter tone Off tone1 tone2 tone3 Y Storage Phone SD card Y Camera Reset Setting Restore to default setting Y Browse detail image Info Y Image Viewer Full Screen View Y Browse file tree Y Copy Rename Delete Move files Y File Manager Rename Delete Multi Delete Create folder Y...

Page 8: ... 20 records Y Scratch Pad Memory N Call History Call Duration Last Call time Total Call Time Y Last Call Charge Units N Call Cost Total Charge Units N Call Waiting Y Call Swap Y Call Retrieve Y Auto Answer Not supported in Headset Mode Y Auto Redial Y Calling Line Y Full Call Divert Y Speed Dialing Y Last Number Redial Y Multi Party Call Y Call Management ECT Explicit Call Transfer 4 Send N Automa...

Page 9: ...ME SIM Y Move ME SIM Y FDN Y SDN Y Email Entry N Picture ID N Video Caller ID N vCard N Business Card Y Contacts Phone Book Delete Delete Delete All SIM or Phone Multi Delete Y CFU Call Forwarding Unconditional Y CFB Call Forwarding on Mobile Subscriber Busy Y CFNRy Call Forwarding on No Reply Y CFNRc Call Forwarding on Mobile Subscriber Not Reachable Y BAOC Barring of All Outgoing Calls Y Supplem...

Page 10: ...to 5 Y Plug in Type 3V 1 8 V Y SIM Lock Service Provider Network Lock Y SIM SIM Toolkit Class 3 Y Read Message Y Write and Edit Message Y Send and Receive Message Y Reply to Message Y Forward Message Y Extract Number from Message Y Message Status Y Message Unread Y Settable Message Center Number Reply Path and Validity Y Visible and Audible Message Receive Y No for Audible Voice Mail Y Short Messa...

Page 11: ...tware Version Y IMEI Y Restore Factory Setting Y Miscellaneous Function Battery Charging Mode Y Language Selectable Auto Language Y Text Input Predictive word input T9 Y Calendar MAX 20 records 18 chars Y To Do N Scheduler Memo MAX 10 records 80 chars Y Setting Local Time Y Display Two Number of Cities Time Dual Clock N Daylight saving N World Time NITZ Y Unit converter Length Weight Volume Surfac...

Page 12: ...ll Y Handset Lock Y Security Code When Delete All Y SIM Lock Y Security Keypad Lock Y 12 24 Hour Y Calendar Y Time Zone Y Daylight saving Y Alarm Manager Y Dimming Clock N Power off Alarm Y Real Time Clock On Alarm Event Y Mobile Tracking software For India Asia Y Others M DOG For China Y Accessory microSD Adapter Y Stereo earmic without hook switch Y User Memory Min 1 MB Y ...

Page 13: ...13 3 TECHNICAL BRIEF 3 1Digital Main Processor Figure 3 1 PMB7890 FUNCTIONAL BLOCK DIAGRAM ...

Page 14: ...ery connection hence eliminating the need for an external Power Management Unit The X GOLDTM102 has different power down modes and an integrated power up sequencer The X GOLDTM102 is powered by the C166 S V2 MCU and TEAKLite DSP cores The operating temperature range from 30 C to 85 C It is manufactured using the 0 13 μm CMOS process 3 1 2 Features Baseband High performance fixed point TEAKlite DSP...

Page 15: ... RF VCO Crystal Oscillator Fully digital controlled crystal oscillator core with a highly linear tuning characteristic Mixed Signal and Power Management Unit DC DC boost for voltages up to 15 V for driving White or Blue LEDs 8 Ohm loud speaker driver 250 350 mW 16 Ohm earpiece driver 32 Ohm headset driver Measurement interfaces PA temperature battery voltage battery temperature and ambient tempera...

Page 16: ...SK equalization of the received baseband signal SAIC support available 2 Viterbi channel decoding supported by an hardware accelerator The recovered digital speech data is fed into the speech decoder The X GOLDTM102 supports fullrate halfrate enhanced fullrate and adaptive multirate speech CODEC algorithms The generated voice signal passes through a digital voiceband filter The resulting 4 Mbit s ...

Page 17: ...ded dynamic modes If the X GOLDTM102 is only used as a modem then it supports High Speed Circuit Switched Data HSCSD class 10 Packet oriented data GPRS class 10 with coding schemes from 1 to 4 It provides fixed dynamic and extended dynamic modes The X GOLDTM102 can support Class B operation The mobile phone can be attached to both GPRS and GSM services one service at a time During a GPRS connectio...

Page 18: ...rger unit controls the charging of NiCd NiMh LiPolymer and LiON batteries Only a few external parts are required to support charging from a DC wall adaptor In addition the charger generates the power on reset after battery insertion or charger connection The supported battery voltage range is 3 1 to 5 1 V for NiCd NiMH and 3 1 to 4 6 V for LiPolymer and LiON batteries The upper voltage limit is pr...

Page 19: ... to the individual chip via an ID using e fuses that is each X GOLDTM102 chip has its own fused ID Harware support of SHA1 algorithm to reduce the booting time Further details on the X GOLDTM102 security concept are not publicly documented GSM Cipher Unit This unit on the TEAKlite bus calculates the GSM EDGE encryption keystream and the GSM EDGE decryption keystream It implements the following alg...

Page 20: ...S71GL128N _ 105 ns access time S71GL512N _ 25 ns page read times _ Packages 12 0 x 9 0 mm x 1 2 mm FBGA TLD084 S71GL512N 11 6 x 8 0 mm x 1 2 mm FBGA TLA084 S71GL128N _ Operating Temperature 25 C to 85 C Wireless General Description The S71GL Series is a product line of stacked Multi chip Product MCP packages and consists of _ One Flash memory die _ One pSRAM ...

Page 21: ...e PA block supports the GSM900 band and the other PA block supports the DCS1800 band Both PA blocks share common power supply pads to distribute current The output of each PA block and the outputs to the two receive pads are connected to the antenna pad through PHEMT RF switches and a diplexer The GaAs die PHEMT die Silicon Si die and passive components are mounted on a multi layer laminate substr...

Page 22: ...attenuation Low amplitute ripple Impedance transformation from 50 W to 150 W for both filters Suitable for GPRS class 1 to 12 Features Package size 2 0 x1 6 x 0 68 mm3 Package code QCS10H RoHS compatible Approx weight 0 008 g Package for Surface Mount Technology SMT Ni gold plated terminals Electrostatic Sensitive Device ESD Pin configuration 1 Input Filter 1 4 Input Filter 2 6 7 Output balanced F...

Page 23: ...MicroStar Junior BGA Package ZQV APPLICATIONS Designed for Wireless Handsets PDAs and other mobile devices Compatible with Low Power 1 8V Logic I O Threshold control signals DESCRIPTION The TPA6205A1 is a 1 25 W mono fully differential amplifier designed to drive a speaker with at least 8 W impedance while consuming less than 37 mm2 ZQV package option total printed circuit board PCB area in most a...

Page 24: ...ogrammable charge currents 85mA to 1A programmable battery full threshold thermal protection battery temperature monitoring reverse current blocking and trickle charge The device also provides AC adapter power good and charge status indications to the system MP26021 is available in a 10 pin 3mm x 3mm QFN package FEATURES Input Surge Up to 28V Adapter or USB Input Programmable Charge Current 85mA t...

Page 25: ...t Protection AC Adapter Power Good Indicator Charge Status Indicator Programmable Soft Start Programmable Charge Termination Current Threshold Tiny 10 Pin QFN 3mm x 3mm Package APPLICATIONS Cell Phones MP3 Players Smart Phones PDAs Digital Cameras ...

Page 26: ...grade image quality which also supports versatile features of digital still camera like AE Auto Exposure AWB Auto White Balance Digital Zoom and a variety of image special effects The maximum resolution supported by AIT701A is 300K pixel The on chip JPEG CODEC is compliant with the JPEG baseline standard ISO IEC 10918 and JFIF formats which performs real time compression and decompression at the r...

Page 27: ...Image frame and Display buffer No external memory required Built in real time JPEG Compression Decompression Engine Compliant with JPEG baseline standard ISO IEC 10918 with JFIF Hardware JPEG engine does 30 frame per second VGA resolution Supports YUV 422 420 encoder format Supports YUV 444 422 420 411 decoder format Adjustable image size Programmable compression rate for adjustable picture file s...

Page 28: ...ler supports Dual panels main and sub RAM integrated TFT and Color STN LCDs Graphic mode OSD Picture in Picture Image rotation 90 180 270 degree and Mirror display Max Display Resolution 128 160 with 260K color Overlay effects for display such as Photo frame Sticker image OSD superimpose transparent semi transparent effects etc 2D Graphic Engine Hardware 2D graphic engine supports BitBLT Line draw...

Page 29: ...olts for Core Seperated I O voltages 1 8 3 3 volts for Host CPU interface I Os 1 8 3 3 volts for Sensor interface I Os 1 8 3 3 volts for GPIOs and LCD interface I Os 2 8 3 3 volts for PLL Power consumption TBD Operating temperature 30 70 degree Celsius Packages 81 pin VFBGA 5mm 5mm 1 0mm ...

Page 30: ...ng Automatic frequency control AFC Automatic gain control AGC Excellent overload immunity Signal strength measurement Programmable de emphasis 50 75 µs Adaptive noise suppression Volume control Line level analog output 32 768 kHz reference clock 2 wire and 3 wire control interface 2 7 to 5 5 V supply voltage Integrated LDO regulator allows direct connection to battery 3 x 3 mm 20 pin QFN package L...

Page 31: ...or Applications Cellular handsets MP3 players Portable radios USB FM radio PDAs Notebook PCs Description The Si4702 03 integrates the complete tuner function from antenna input to stereo audio output for FM broadcast radio reception ...

Page 32: ...32 3 9 LCD Interface Figure 3 9 1 LCD Interface Figure 3 9 2 Charging PUMP Interface ...

Page 33: ...33 LCD Interface Pin Function Charging PUMP Pin Function ...

Page 34: ...34 3 10 SIM Card Interface Figure 3 10 SIM CARD Interface ...

Page 35: ...35 3 11 KEYPAD Interface Figure 3 11 KEY PAD Interface ...

Page 36: ...36 3 12 Key LED Interface Figure 3 12 Key LED Interface This handset has 6 LEDs that illuminates blue color Control signal is controlled byX Gold102 with PWM and handset has 3 methods ON OFF Dimming ...

Page 37: ...37 3 13 Vibrator Interface Figure 3 13 Vibrator Interface This handset has Vibrator operation Control signal is controlled by X Gold102 with PWM ...

Page 38: ...38 3 14 Micro SD Interface ...

Page 39: ...oting 4 1 Power On Trouble Test Point Check Points Battery Voltage Need to over 3 35V Power On key detection PWRON signal Outputs of LDOs U101 EGV Voltage PART VBUF 2 8V TP1 VMEM 2 8V TP2 VIO 2 8V TP3 VSIM 2 85V TP4 VRF0 1 5V TP5 VANA 2 5V TP6 ...

Page 40: ...40 Circuit Diagram TP1 TP6 TP3 TP4 TP2 TP5 ...

Page 41: ... 35V Start Charge or Change Battery Push Power ON key and check the level change of PWRON key Replace U101 Check the Voltage of LDOs Output U101 3 35V The Phone will Power ON LDO Voltage VBUF 2 8V VMEM 2 8V VIO 2 8V VSIM 2 85V VRF0 1 5V VANA 2 5V NO NO NO YES YES YES ...

Page 42: ...42 4 2 SIM Card Trouble Test Point Circuit Diagram ...

Page 43: ...ly 2V or 3V SIM Card Does the SIM Card supports 2V or 3V Start Resolder J201 or other component Check soling status of J201 and other component R201 C203 C204 C205 Change Board Check TP1 2 85V NO NG NG YES YES Re download the SW Change Board Check Operation NO ...

Page 44: ...44 4 3 Vibrator Trouble Test Point Circuit Diagram ...

Page 45: ...45 Checking Flow Change Board Check Voltage Level of TP1 TP1 2 8V Start Change U506 Check Voltage level of TP2 0V NG NG OK OK Enter the Engineer Mode and set Vibrator ON Replace Vibrator ...

Page 46: ...46 4 4 Keypad Trouble Test Point Circuit Diagram ...

Page 47: ...47 Checking Flow Change Metal Dome Check Metal Dome Start Change PCB NG OK ...

Page 48: ...48 4 5 RTC Trouble Test Point Circuit Diagram ...

Page 49: ...ng Flow Replace X102 and try again Is the Frequency about 32kHz Start Replace C122 C123 Check soldering status of C122 C123 Replace C101 Check Voltage Level of TP1 2V RTC will work properly NO NO NO YES YES YES ...

Page 50: ...50 4 6 Key Backlight Trouble 1 1 1 Test Point ...

Page 51: ...51 Circuit Diagram ...

Page 52: ...05 or Change PCB Check Voltage Level of TP1 2 8V Start Replace Component D501 D502 D503 D504 D505 R5 01 R507 R506 R508 R510 R513 Check LED Component D501 D502 D503 D504 D505 R50 1 R507 R506 R508 R510 R513 NO NO YES YES Change PCB ...

Page 53: ...53 4 7 LCM Backlight Trouble Test Point Circuit Diagram ...

Page 54: ...54 Checking Flow Replace R408 or Change PCB Check Voltage Level of TP1 TP2 as 2 8V step waveform Start Replace U403 Check Voltage Level of TP3 as 4 9V step waveform NO NO YES YES Change PCB ...

Page 55: ...55 4 8 LCM Trouble Test Point Circuit Diagram ...

Page 56: ...low Change PCB Backlight U403 is OK Start Replace Component or LCM Check Control Signal and power including soldering status as the waveform NO NG YES OK Change PCB Replace J403 Check soldering status of J403 NG OK ...

Page 57: ...57 4 9 Microphone Trouble Test Point Circuit Diagram ...

Page 58: ...Start Replace U101 EGV Check Voltage Level of TP1 VMIC 2 5V Re solder or Replace Component Check Component status around Mic NO NG YES YES OK Replace U101 EGV or Change PCB Re solder or replace Microphone Check status of MIC NG OK ...

Page 59: ...59 4 10 Receiver Trouble Test Point Circuit Diagram ...

Page 60: ...ce the Component Check TP1 TP2 NG YES OK Replace U101 EGV or Change PCB Re solder or replace Receiver Check the Contact of Receiver NG OK Re solder or Replace Component Check Component status L301 L302 R303 R309 NG OK L301 L302 bias will fluctuate above ...

Page 61: ...61 4 11 Speaker Trouble Test Point Circuit Diagram ...

Page 62: ...l of TP2 TP3 NO YES Try again or Change PCB Check the Battery Check the voltage level of TP1 VBAT NO YES Check U101 EGV Check the Level of TP4 High NO YES Re solder L301 L302 Check the signal of TP5 TP6 NO YES Re assemble or replace Speaker Check the Contact of Speaker NO ...

Page 63: ...63 4 12 Headphone Trouble Test Point ...

Page 64: ...64 Circuit Diagram TP1 TP2 ...

Page 65: ...e of the phone change to the earphone mode NO YES Re solder or replace the component Check voltage level of TP6 VMIC 2 5V Re solder causal component J501 Check component status around VMIC NO YES Earphone Check the signal level and HS_MIC Is it about 1 2 1 5VDC with a few tens mV AC Check U101 EGV NO YES YES MIC ...

Page 66: ...lace U101 EGV or Change the PCB Does waveform at TP3 U101 HS_REC fluctuate Re solder causal component J501 C322 etc Does waveform at TP4 TP5 U305 3 9 fluctuate YES Earphone YES Does waveform at TP1 TP2 J501 4 5 fluctuate NO Check U305 and component status around U305 ...

Page 67: ...67 4 13 Charging Trouble Test Point Circuit Diagram ...

Page 68: ...S Charging is properly operating NO Re solder the J501 pin12 13 VCHARGE I O Connector J501 is well soldered NO YES Replace the U503 The voltage of TP3 TP4 is over 2 5V NO YES Check the U101 EGV Check the voltage of TP5 is High or Low NO YES Battery is charged The battery may have problem Change the Battery YES ...

Page 69: ...69 4 14 FM Radio Trouble Test Point ...

Page 70: ...70 ...

Page 71: ...71 Circuit Diagram ...

Page 72: ... points TP1 2 3 Reasonable range 3 1V TP1 2 3 2 7V Give the auditory solder in TP5 6 7 NO Replace the J501 Finish A condition is Good NO YES A condition is Good FM_Radio working is good NO YES Replace PCB A condition is Good INT FM or EXT FM Check a condition of Ear Jack connector soldering J501 for Ext FM ANT INT FM B A ...

Page 73: ...s Good Check a condition of U303 soldering NO YES Replace U303 A condition is Good Check a condition of TP10 U304 Soldering NO YES Give the additory in TP10 U304 A condition is Good Check a condition of FM_Radio Performance Finish NO YES Replace PCB A condition is Good A ...

Page 74: ...er Matching component TP12 13 7 NO Give the additory solder in TP12 13 7 NO Replace the Z301 Finish A condition is Good YES A condition is Good FM_Radio working is good Check a condition of Pogo PIN for Z301 Int FM ANT TP11 INT FM B ...

Page 75: ...75 4 15 Camera Trouble Test Pointer TP1 TP2 TP3 ...

Page 76: ...76 Circuit Diagram ...

Page 77: ... U402 PDCLK TP3 26Mhz NO YES Finish NO Re solder the U401 or Change the U401 Are the Voltage of U401 2V8 TP1 1V8 TP2 OK NO YES Replace the J401 Check the J401 is it soldered OK NO YES Replace the LCM Check the waveform of U402 PLCD1_CS Low or High Low High Check LCM OK ...

Page 78: ...78 4 16 Micro SD Trouble Test Pointer TP1 ...

Page 79: ...79 Circuit Diagram Checking Flow Start Change PCB Is the J402 CLK TP1 clock waveform NO YES Re solder the J401 or Change the J401 Check the J402 is it soldered OK NO YES Replace the LCM FINISH ...

Page 80: ...80 4 17 RF Trouble SHOOTING REFERENCE PART Description U601 PAM Power Amp Module ASM X6101 DCXO 26MHz W601 Mobile Switch U602 RX SAW Filter W601 U601 U602 U101 X6101 ...

Page 81: ...81 RF Trouble TEST POINT CIRCUIT WAVE FORM W601 U602 U601 U101 Antenna contact point PAM Matching component Antenna Matching component RF output power in AT601 AT602 ...

Page 82: ...s and Antenna contact point Then finally pass it on to main Antenna Change Antenna START Check Antenna PDA Antenna contact Measure RF signal at a point AT601 Check Mobile SW Check PAM matching component Download and Calibration Change PCB 1 Check Antenna Matching component 2 Resolder component Change W601 Resolder component OK OK OK Fail Pass ...

Page 83: ...83 RX Trouble CIRCUIT ...

Page 84: ...POINT CHECKING FLOW Setup Test Equipment Cell Power 74dBm GSM900 CH37 DCS CH700 Check point DCXO X6101 Check point Mobile SW SAW Filter W601 U602 Re Download Software Calibration START W601 U601 X6101 U101 U602 ...

Page 85: ...POINT CHECKING FLOW CIR CUIT WAVE FORM Is the waveform of Pin3 similar to DCXO X6101 Waveform Replace X6101 DCXO Circuit is OK See next page to check PLLCircuit U601 TP3 U101 TP4 TP5 TP6 U602 X6101 TP1 TP2 W601 ...

Page 86: ...86 CIRCUIT ...

Page 87: ... 5 6 outputs of U602 are balanced Mobile SW ASM is OK See next Page Check TP1 TP2 of W601 with RF Cable Signal is OK Check TP3 4 and 5 6 of U602 Replace Mobile SW W601 Replace SAW Filter U602 TP3 U101 TP4 TP5 TP6 U602 X6101 TP1 TP2 W601 U601 ...

Page 88: ...88 TX Trouble CIRCUIT ...

Page 89: ...CHECKING FLOW Setup Test Equipment Cell Power 74d Bm Re Download S W RF CAL CHECK POINT DCXO CHECK POINT ULC2 U101 CHECK POINT PAM CONTROL POINT CHECK ASM MOBILE SW SAW W601 U602 TP3 U101 U602 X6101 TP1 TP2 W601 U601 ...

Page 90: ...M900 TX DCS1800 TX TXON_PA TP1 H 2 7V H 2 7V BS TP2 L H 2 7V VLOGIC TP3 H 2 7V H 2 7V Check Control Signals TP1 2 3 Check U LC2 U 101 PAM Control Signal is OK See next page to check Mobile SW Circuit TP3 U101 U602 X6101 TP1 TP2 W601 U601 TP1 TP2 TP3 CIRCUIT ...

Page 91: ...91 CIRCUIT ...

Page 92: ...P 1 2 of W601 With RF cable Signal is OK Check TP 3 4 5 Control Signal is OK Check U602 Signal is OK Signal is OK Mobile SW SAW filter is OK Check Antenna Change the PCB Yes Yes Yes Yes Yes Yes Yes Replace Mobile SW W601 No Check ULC2 U101 No Replace U602 No No Replace U602 TP5 U101 U602 X6101 TP4 TP3 W601 U601 TP2 TP1 ...

Page 93: ...93 5 DOWNLOAD 5 1 Download Setup ...

Page 94: ...re you must install Prolific USB to Serial Comm Port driver first Install SetupDWForService msi when driver installing is Okay Fig 1 DownLoad installing Click Next button to continue Fig 2 Welcome Screen Choose a item of what you want Click Next button to continue ...

Page 95: ...95 Fig 3 Choose a item Make sure of setup is correct Click Next Button to Start installing Fig 4 Installing directory ...

Page 96: ...lation finish Click Close button to finish Fig 5 Installation finish If you want to remove this software please go to Console and choose add remove Install to remove DWForService Fig 6 Remove DWForService screen ...

Page 97: ...97 It will present a shortcut in the desktop after installing finish This is DWForService download software ...

Page 98: ...ration It will write fls eep cust files to phone MMI item is for Upgrade customization SW only no need to calibration It will write fls dffs cust files to phone PS If you want change it please see 4 Modify setting page 11 2 Choose Bin file to use BIN file Choose Search Dir to use fls eep dffs cust files 3 Choose Comport number 4 Choose Model and Model Name 5 Click RUN button to execute ...

Page 99: ...nload flow Start Download Will present download window after make sure of setting no error Fig 8 Prepare download screen When appear above picture Will automatic execute download program after DUT open power ...

Page 100: ...100 Downloading Download program will according to software download Every software will display in List Fig 9 Downloading screen ...

Page 101: ...101 DownLoad Fail If download fail that it will show red and display progress in log window Fig 10 Download fail screen ...

Page 102: ...102 DownLoad success DownLoad Pass will display green color Fig 11 download success ...

Page 103: ... 02 US V02 GB100A LG6A 02 US V02 GB105B LG6A 02 EU V02 GB100B LG6A 02 EU V02 GB107A LG6B 02 US V02 GB101A LG6B 02 US V02 GB107B LG6B 02 EU V02 GB101B LG6B 02 EU V02 GB105 LG6A 02 EU V02 GB106 LG6A 02 EU V02 GB100 LG6A 02 EU V02 GB107 LG6B 02 EU V02 GB101 LG6B 02 EU V02 Model_LG7_PCBA GB110 LG7V_EP2_V03 Model_LG6_MMI GB105A LG6A 02 US V02 GB100A LG6A 02 US V02 GB105B LG6A 02 EU V02 GBMMI LG6A 02 EU...

Page 104: ...104 Add software files in folder as follows ...

Page 105: ...105 PS Tab PCBA download Manual setup Parameter as follows Will appear follows screen after double click Download details component Double Click here Don t choose is normal idle mode ...

Page 106: ...106 6 BLOCK DIAGRAM ...

Page 107: ...107 7 CIRCUIT DIAGRMA ...

Page 108: ...V204 MLVG0402331NV05 1 2 C202 100nF C202 100nF 1 2 V202 MLVG0402331NV05 V202 MLVG0402331NV05 1 2 J201 SIM 06HB3G J201 SIM 06HB3G GND 6 VCC 5 VPP 4 RST 3 I O 2 CLK 1 GND 7 GND 8 GND 9 GND 10 S71GL064NA0BFW0Z0 U201 S71GL064NA0BFW0Z0 U201 A7 A2 A8 A6 A11 A7 A3 B1 A6 B2 A19 B6 A12 B7 A15 B8 A2 C1 A5 C2 A18 C3 RY BY C4 A20 C5 A9 C6 A13 C7 A21 C8 A1 D1 A4 D2 A17 D3 A10 D6 A14 D7 A0 E1 A16 E8 DQ1 E3 DQ6 ...

Page 109: ... Z301 Z301 RF 1 REC1 SD 1206D 6 REC1 SD 1206D 6 1 2 R306 10 0Kohm R306 10 0Kohm 1 2 C336 10 0uF 0603 C336 10 0uF 0603 1 2 R305 0 00Ohm R305 0 00Ohm 1 2 C319 27 0pF C319 27 0pF 1 2 V306 MLVG0402331NV05 V306 MLVG0402331NV05 1 2 R325 0 00Ohm R325 0 00Ohm 1 2 C310 100nF C310 100nF 1 2 SPK1 YD 16Q SPK1 YD 16Q 1 2 U304 TS486 IQT U304 TS486 IQT VO1 1 IN1 2 BYPASS 3 GND 4 SHUTDOWN 5 IN2 6 VO2 7 VDD 8 GND ...

Page 110: ...4 PHD0 H5 PHD1 F4 PHD2 J4 PHD3 G5 PHD4 H6 PHD5 J5 PHD6 J6 PHD7 G6 PHD8 H9 PHD9 G9 PHD10 F9 PHD11 E9 PHD12 F7 PHD13 G7 PHD14 F8 PHD15 G8 PHLCD_BY F5 PHLCD_A0 E6 PHLCD_SEL PHLCD2_CS_ F6 PHINT H7 PHWAIT_ H8 PMCLK J2 PHSYNC J1 PVSYNC G1 PD0 H3 PD1 G3 PD2 D1 PD3 B2 PD4 D2 PD5 C1 PD6 A1 PD7 B1 PSEN E2 PSDA F1 PSCK F3 PDCLK F2 PPXL_CLK G2 PS_RST_ H1 PLCD0 A8 PLCD1 B8 PLCD2 A7 PLCD3 J8 PLCD4 C8 PLCD5 B7 P...

Page 111: ...1 27 0pF 1 2 S523 S523 1 2 D507 LTST C193TBKT 5A D507 LTST C193TBKT 5A 2 1 R530 20 00Kohm 1 R530 20 00Kohm 1 1 2 V508 SFI0402ML180C LF V508 SFI0402ML180C LF 1 2 S518 S518 1 2 S512 S512 1 2 R518 200Ohm R518 200Ohm 1 2 C520 100nF C520 100nF 1 2 R522 200Ohm R522 200Ohm 1 2 D502 LTST C193TBKT 5A D502 LTST C193TBKT 5A 2 1 M VIB501 Y0408A 400350303 0021a M VIB501 Y0408A 400350303 0021a 1 2 C518 10 0uF 0...

Page 112: ...2 C616 1 0pF C616 1 0pF 1 2 C611 3 00pF 0402 C611 3 00pF 0402 1 2 AT602 AT602 C613 3 00pF 0402 C613 3 00pF 0402 1 2 C615 22 0nH C615 22 0nH 1 2 C609 33 0pF 0402 C609 33 0pF 0402 1 2 L612 NC 0402 L612 NC 0402 1 2 U601 SKY77518 11 U601 SKY77518 11 VBAT 1 VLOGIC 2 VRAMP 3 TX_EN 4 BS 5 DCS_RX 6 EGSM_RX 7 GND 8 GND 9 GND 10 ANT 11 GND 12 GND 13 GND 14 GND 15 GND 16 EGSM_IN 17 DCS PCS_IN 19 NC 18 GND 20...

Page 113: ...113 8 BGA IC PIN Check 8 1 BGA PIN Check of MCU PMB7890 No NC pin ...

Page 114: ...114 8 2 BGA PIN Check of Memory ...

Page 115: ...115 8 3 BGA PIN Check of Camera driver AIT701A No NC pin ...

Page 116: ...116 9 PCB LAYOUT ...

Page 117: ...r No camera U402 Display Module No Display J201 SIM connector No SIM VIB501 Vibrator PAD No Vibrator U506 Vibrator TR switch No Vibrator J502 Battery Connector No Charging No Power On U503Charging IC No Charging J402 SD Connecter Trans Flash Socket Micro SD No working U303 FM Tuner No FM radio X102 32 768KHz Crystal No Booting J501 I O Connector No Charging etc U301 Speaker AMP No Speaker ...

Page 118: ...ction Test 1 1 Test Purpose To verify handset functional is pass or fail when assembled by visual check 1 2 Test Facilities List 1 Battery 2 Earphone 3 Charger 4 GSM tester 4201S 5 Battery Cover 6 FM transmitter 7 Micro SD card 4GB ...

Page 119: ...ator press key one by one then it disappear in screen Method 2 screen shows icon of key one by one then operator press it as phone instruction 4 Keyboard Speaker Speaker check 5 Audio Mic_ Receiver loop Main Mic to Main Receiver audio loop check 6 Headsets Earpiece Aux Mic to Aux Receiver audio loop check 7 Melody Speaker and Melody function check Always on Set max volume 8 FM Default handset in F...

Page 120: ... setup 11 2 APT Technologies calibration tool 11 2 1 Installation Before install this program it must install GPIB VISA drivers and Net Framework 2 0 at first Press the next to continue the installation Fig 12 APT Technologies installation ...

Page 121: ...n Only Agilent 8960 is the only available for selection at present CMU200 has no function Fig 13 Choose the wireless communication test set type Choose the installing catalogue if it is necessary you can change the folder to install Press next to continue the installation Fig 14 Choose the catalogue to install ...

Page 122: ...n Only Agilent 8960 is the only available for selection at present CMU200 has no function Fig 15 Choose the wireless communication test set type Choose the installing catalogue if it is necessary you can change the folder to install Press next to continue the installation Fig 16 Choose the catalogue to install ...

Page 123: ...back to set up Fig 17 Confirm installing While installing it will appear a window like Fig 18 it will begin to install the test scripts after choosing installation if change the catalogue of installing before this installation catalogue must keep the same with APT Fig 18 Installation Test Script ...

Page 124: ...es finally pushing and closing the button finishes installing Fig 19 It finishes to install It will present two shortcuts in the tabletop after finishing the installation ATP Tools Icon Auto Cable Loss Compensation Tools Icon ...

Page 125: ... 8 7 2 Script file File of test script show the testing script file location and file name 3 FT It will select the script for Final Test 4 Cal It will select the script for Calibration 5 COM Show the communication port connected with mobile phone at present 6 List The large window on the right shows the tests list at present 7 Progress Bar Show that the test progress at present 8 Serial Number Sam...

Page 126: ... test 13 Quit Close the APT program 14 Pass Count the quantity of Pass at present if reopens the program it will calculate again 15 Total Count and quantity of test at present if reopens the program it will calculate again 16 Result Show the test result at present 17 Error It will show the fist fail message 18 The state bar 1 Total Count the quantity of test at present 2 Fail Count Fail quantity a...

Page 127: ...to test After opening the program confirms that it is errorless to set up some lower Start will appear the Bar Code input window such as Fig 21 begin to test like Fig 22 after scanning or inputting Bar Code Fig 21 Input Bar Code window ...

Page 128: ...y test the procedure serial number 2 Sub Test the procedure serial number less importantly 3 Description It is tested that the procedure proves 4 P F P means test succeeds F means test failure 5 MV Number value received in test 6 Unit Unit 7 Output Line Word bunch got in test 8 LL The lower limits 9 UL The upper limits 10 Test Time This tests the execution time of procedure ...

Page 129: ...the result in Result if there is Error Message will show on Error Window with Bar Code input will jump out for continue test the next mobile If input QUIT it can close the input Bar Code window and can make fix or change and test the script Fig 23 Sketch map that test fails ...

Page 130: ...Pass will getting green and jump out the input Bar Code window for next test If input QUIT it can close the input Bar Code window and can make fix or change and test the script Fig 24 Test succeeds in finishing the sketch map ...

Page 131: ...131 11 2 4 Set up Double click the Arima icon will show set up window Fig 25 Double click ARIMA icon window ...

Page 132: ... Choose default test item 2 Power Supply Power Supply Type Type of power supply 0 663xx Power Supply Address Power supply GPIB address 3 COM Port Com Port The communication port with mobile phone Baud Rate Baud Rate with the mobile phone communication 115200 DTR DTR with the mobile phone communication 0 RST RST with the mobile phone communication 1 Platform ulc2 or ulc2 xmm1020 Prefix Mobile phone...

Page 133: ...k for Self Type Choose to carry out the type to test script at present 5 DUMY IMEI No Function DUMY IMEI Establishment should store the number of IMEI Label 6 Debug If selected it will continuous the test however test item is fail After set up and finish the above six item push save button will appear a window click yes to store and initialize Click Exit to close config setting window Fig 27 Store...

Page 134: ...The picture is as follows after opening Fig 28 Auto Cable Loss Compensation This procedure and APT are very much the same more different place among them must choose the type of Golden first on the left and input and test the number of times Times the most largely The procedure will judge automatically if each loss value is less than 0 1 to finish automatically if exceed testing the figure does no...

Page 135: ...135 12 Stand alone test 12 1 Test program setting 12 1 1 Set COM port 12 1 2 Check PC Baud rate 115200 12 1 3 Confirm EEPROM Delta file prefix name ...

Page 136: ...d then Update Info for communicating Phone and Test Program 12 1 5 For the purpose of the Stand alone Test Change the phone to ptest mode and then click the Reset bar 12 1 6 Select Non signaling in the Quick Bar menu Then Stand alone Test set up finished ...

Page 137: ...ling mode bar and then confirm OK test in the command line 12 2 2 Put the number of TX channel in the ARFCN 12 2 3 Select TX in the RF mode menu and PCL in PA level menu 12 2 4 Finally Click Write All bar and try the efficiency test of phone ...

Page 138: ...138 12 3 RX Test 12 3 1 Put the number of RX channel in the ARFCN 12 2 2 Select RX in the RF mode menu 12 2 3 Finally Click Write All bar and try the efficiency test of phone ...

Page 139: ...139 13 EXPLODED VIEW REPLACEMENT PART LIST 13 1 EXPLODED VIEW ...

Page 140: ... ＳＮＧＦ００４５４０１ １５ ＳＰＥＡＫＥＲ １ ３１３ ００００ ００１０４ ＳＵＳＹ００２８４０１ １４ ＣＯＮＴＡＣＴ ＡＮＴＥＮＮＡ ＰＯＧＯ ＰＩＮ １ ３１４ ００００ ００３５３ ＭＣＩＡ００２０１０１ １３ ＣＡＭＥＲＡ １ ３３５ ００００ ０００６２ ＳＶＣＹ００２２００１ １２ ＶＩＢＲＡＴＯＲ ＭＯＴＯＲ １ ３２０ ００００ ０００３５ ＳＪＭＹ０００９３０１ １１ ＰＡＤ ＳＰＥＡＫＥＲ ＳＰＥＡＫＥＲ ＳＰＯＮＧＥ １ ４１５ ７１３２０ ０００３ ＭＰＢＮ００７１００１ １０ ＰＣＢ ＡＳＳＹ ＭＡＩＮ ＳＭＴ １ ＳＡＦＦ０２１５３０２ ９ ＬＣＤ ＭＯＤＵＬＥ １ ３２７ ００００ ０００６３ ８ ＤＯＭＥ ＡＳＳＹ ＭＥＴＡＬ １ ４１５ ７１３２０ ０００１ ＡＤＣＡ００９７５０１ ７ ＫＥＹＰＡＤ ＭＡＩＮ ＨＩＮＤＩ １ ４０４ ７１３２０ ０...

Page 141: ... ＢＡＴＴＥＲＹ ＰＡＣＫ ＬＩ ＩＯＮ １ ３１３ ００００ ００１０５ ＳＵＲＹ００１４４０１ ３ ＣＯＶＥＲ ＡＳＳＹ ＲＥＡＲ １ ＡＣＧＭ０１２７５０１ ＡＣＧＭ０１２７５０１ ２ ＰＣＢ ＡＳＳＹ ＭＡＩＮ １ ８ ０１ ７１３２Ｎ０ ０１ ＳＡＦＹ０３０２９０２ １ ＣＯＶＥＲ ＡＳＳＹ ＦＲＯＮＴ １ ＡＣＧＫ０１２８８０１ ＡＣＧＫ０１２８８０１ ＮＯ ＩＴＥＭ Ｑ ｔｙ Ａｒｉｍａ Ｐａｒｔ Ｎｏ ＬＧＥ Ｐａｒｔ Ｎｏ ＡＳＳＹ ＥＸＰＬＯＤＥ ＶＩＥＷ １ ２ ４ ３ ５ ...

Page 142: ...20U40 7_N A_2pin_SOD 523_250mA 40V_DIODES_N A 19 ENBY0048701 Battery Connector CON BATTERY CONNECTOR_BTP 03QE4G_3 000 mm_3 pin_OCTEKCONN_H 5 75 mm Snap 20 ENBY0048801 RF CONNECTOR WITH SWITCH CON RF CONNECTOR WITH SWITCH_MM8430 2610RA1_3 000 mm_6 pin_MURATA_N A 21 ENBY0049301 MMI 18pin Connector CON I O FEMALE CONNECTOR_GU041 18P E1000_0 400 mm_18 pin_LS MTRON_H 2 5mm 22 ENBY0049401 SIM Card Conne...

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