LG GB115 Manuel utilisateur

GB115

GB115 GB115

GB115

Service Manual

Service ManualService Manual

Service Manual

LG Electronics

Table Of Contents

1. INTRODUCTION……………….…3

1.1 Purpose……………………………..……3

1.2 Regulatory Information……………..…...3

2. PERFORMANCE………………..…5

2.1 H/W Features………………………..…..5

2.2 S/W Features………………………….…6

3. TECHNICAL BRIEF…………..….13

3.1 Digital Main Processor(

PMB7890

)….……..13

3.2 Memory chip (

S71GL064NA0BFW0Z0

)….……18

3.3 Power Amplifier Module (

SKY77518

) …...21

3.4 RF SAW (B9308)……….………………22

3.5 Audio Amplifier (TPA6205A1)……..….23

3.6 Charger IC (MP26021)……………...….24

3.7 Camera Driver (AIT701A)……...….…...26

3.8 FM Radio (Si4703)………………..…....30

3.9 LCD Interface…………………………..32

3.10 SIM Card Interface……………..….….34

3.11 KEYPAD Interface…………….…..….35

3.12 Key LED Interface………….…..…….36

3.13 Vibrator Interface…………….…….…37

3.14 Micro SD Interface….…………….….38

4. TROUBLE SHOOTING…….…….39

4.1 Power On Trouble……………………...39

4.2 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 Download setup………………………...93

5.2 Download Process………………………95

6. BLOCK DIAGRAM……………...106

7. CIRCUIT DIAGRMA…………….107

8. BGA IN PIN Check……………….113

9. PCB LAYOUT…………………….116

10.ENGINEERING MODE…………118

11.CALIBRATION…………………..120

11.1 Test equipment setup………….…..….120

11.2 APT Technologies………………..…...120

12. Stand alone test………………..…135

12.1 Test Program Setting………………....135

12.2 TX Test …………………………..…..137

12.3 RX Test…………………………….....138

13. EXPLODED VIEW&

REPLACEMENT PART LIST…..…139

13.1 Exploded View…………………….….139

13.2 Replacement Part…………………..…142

1. INTRODUCTION

1.1 Purpose

This manual provides information necessary to repair, description and download the features of this

model.

1.2 Regulatory Information

A. Security

Toll fraud, the unauthorized use of telecommunications system by an unauthorized part(for example ,

persons other than your company’s employees, agents, subcontractors, or person working on your

company’s behalf) can result in substantial additional charges for your telecommunications services.

system users are responsible for the security of own system. There are may be risks of toll fraud

associated with your telecommunications system. System users are responsible for programming and

configuring the equipment to prevent unauthorized use .The manufacturer dose not warrant that this

product is immune from the above case but will prevent unauthorized use of common-carrier

telecommunications service of facilities accessed through or connected to it.

The manufacturer will 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 done.

C. Changes in Service

A local telephone company may make changes in its communications facilities or procedure. If these

changes could reasonably be expected to affect the use of the this phone or compatibility with the

network, the telephone company is required to give advanced written notice to the user, allowing the

user to take appropriate steps to maintain telephone service.

D. Maintenance Limitations

Maintenance limitations on this model must be performed only by the manufacturer or its authorized

agent . The user may not make any changes and/or repairs expect as specifically noted in this manual.

Therefore, note that authorized alternations or repair may affect the regulatory status of the system and

may void any remaining warranty.

E. Notice of Radiated Emissions

This model complies with rules regarding radiation and radio frequency emission as defined by local

regulatory agencies. In accordance with these agencies, you may be required to provide information

such as the following to the end user.

F. Pictures

The pictures in this manual are for illustrative purposes only; your actual hardware may look slightly

different.

G. Interference and Attenuation

Phone may interfere with sensitive laboratory equipment, medical 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 should spread the floor with anti-static mat which is

also grounded .

.Use a suitable, grounded soldering iron .

. Keep sensitive parts in these protective packages until these are used.

.When returning system boards or parts like EEPROM to the factory, use the protective packages as

described.

2. PERFORMANCE

2.1 H/W Features

Solution EGOLD Voice v2 (ULC2+) Infineon

Type Bar type

Antenna Type Internal (dual-Band)

Main Display 1.5” 128x128 CSTN/65k

Camera Yes, VGA

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

2.2 S/W Features

Feature Detail Item Description

OS OSE Operating System Y

Speech Code FR,EFR,HR,AMR-NB Y

AMR code GSM Full Rate

3GPP Adaptive Multi Rate (AMR-NB)

FM Radio Y

MP3 Ring

Tone

MP3 decode Y

Integrated hands

free

speaker

Speaker phone mode Y

Key Tone

Volume

6 Level (Include Mute) 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

Earpiece

Volume

6 Level (Include Mute) Y

Audio

Mute Y

GSM dual

band MS

900-1800

Configuration is during software compile time. YFrequency

Bands

PCS dual band

MS 850-1900

N/A N

Circuit NDate Service

Packet N

Infrared (IrDA) N

Bluetooth N

USB N

USB Mass

storage

Connectivity

RS232(UART) Only for Phone tool & download Y

Voice Function Voice

Recording

Voice

Command

Answering

machine

Capture Size 128x128, 160x120, 320x240, 640x480 Y

Preview Size Full Screen: 128x128 Y

Quality Low, Normal, High Y

EV +4, +3, +2, +1, 0, -1, -2, -3, -4 Y

WB Auto, Daylight, Tungsten,

FLUORESCENT, Cloud,

INCANDESCENCE

Zoom 640x480 : 1x

320x240 : 1x, 2x

160x120/128x128 : 1x, 2x, 4x

Effect 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

YImage Viewer

Full Screen

View

Browse file

tree

Copy,

Rename,

Delete, Move

files

File Manager

Rename,

Delete,

Multi-Delete,

Create folder

RSSI 6 level (0~5 level) Y

Battery level 4 level (0~3 level) Y

Display

RTC Date & Time Display Y

PLMN/Service

Indicator

Quick Access

Mode In Idle

Profile/ SMS + Voice Mail Y

Dimming

Clock

Dual Clock N

Home shortcut Display Shortcut icon in Idle Y

Last Dial

Number

Max : 20 records Y

Last Received

Number

Max : 20 records Y

Last Missed

Number

Max : 20 records Y

Scratch Pad

Memory

Call History

Call Duration Last Call time, Total Call Time Y

Last Call

Charge Units

NCall Cost

Total Charge

Units

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

Multi Party Call Y

Call

Management

ECT Explicit Call Transfer (4 + Send) N

Automatic Network

Selection

YNetwork

Manual

Network

Preferred

Network

Service Status

DTMF

Signaling

YDTMF

DTMF Enable

& Disable

Read Cell

Broadcast

On/Off setting Receive On/Off Y

Alert setting Y

Language

setting

Cell Broadcast

Topics Setting Y

Entry 500 Y

Field Name, Mobile, Home, Office Y

Copy 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

CFU Call Forwarding Unconditional Y

CFB Call Forwarding on Mobile Subscriber

Busy

CFNRy Call Forwarding on No Reply Y

CFNRc Call Forwarding on Mobile Subscriber Not

Reachable

BAOC Barring of All Outgoing Calls Y

Supplementary

Services

BOIC Barring of Outgoing International Calls Y

BOICexHC Barring of Outgoing International Calls

except those directed to the Home PLMN

Country

BAIC Barring of All Incoming Calls Y

BICRoam Barring of Incoming Calls when Roaming

Outside the/Home PLMN Country

Conference

Call

Up 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

Write and Edit

Message

Send and Receive

Message

Reply to

Message

Forward

Message

Extract Number from

Message

Status

Message

Unread

Settable Message

Center Number,

Reply Path

and Validity

Visible and Audible

Message

Receive

(No for

Audible)

Voice Mail Y

Short Message

Settable Voice Mail

Center

Number

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