LG GB195 Manuel utilisateur

GB195

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………………18

3.1 Digital Main Processor(

MT6223

)……….18

3.2 Power Amplifier Module(

SKY77518

)…....25

3.3 Transceiver Module(

AD6548

)…………..26

3.4 Memory Module (

PF38F4050M0Y0CG)

…….28

3.5 FM Radio Module (Si4708)…………..32

3.6 Antenna Switch Module (

B9308

)………34

3.7 Camera Module (AIT706X)…………..35

3.8 LCD Interface……………………….…39

3.9 SIM& Micro SD Card Interface…..…..42

3.10 KEYPAD Interface …………………..43

3.11 Battery Charging Block Interface…..44

3.12 Audio Interface……………….….…..45

3.13 Vibrator Interface….………………...47

3.14 Key LED Interface…………………..48

4. TROUBLE SHOOTING…………..49

4.1 Power On Trouble…………………….49

4.2 SIM Card Trouble……………………..54

4.3 Vibrator Trouble……………………….56

4.4 Keypad Trouble……………………….58

4.5 RTC Trouble…………………………...60

4.6 Key Backlight Trouble………………...62

4.7 LCM Backlight Trouble……………….64

4.8 LCM Trouble……………….………….66

4.9 Microphone Trouble…………………..68

4.10 Receiver Trouble…………………….70

4.11 Speaker Trouble……………………..72

4.12 Headphone Trouble…………………74

4.13 Charging Trouble…………………….78

4.14 FM Radio Trouble…………………79

4.15 Camera Trouble……………………81

4.16 Micro SD Trouble………………….84

4.17 RF Trouble…………………………86

5. DOWNLOAD……………….….98

5.1 Download setup………………….98

5.2 Download Process………………99

6. BLOCK DIAGRAM…………..107

7. CIRCUIT DIAGRMA…………108

8. BGA IC PIN Check…………..117

9. PCB LAYOUT…………………120

10.ENGINEERING MODE……..122

11. CALIBRATION……………...126

11.1 Test Equipment Setup………...126

11.2 Calibration Steps………………127

12. STAND ALONE TEST……..166

12.1 Test Configuration…………….166

12.2 META tool Install process…….167

12.3 Rx Test…………………………171

12.4 Tx Test…………………………173

13. EXPLODED VIEW&

REPLACEMENT PART LIST…175

13.1 Exploded View………………..175

13.2 Replacement Part list……..….177

-3-

1. INTRODUCTION

1.1Purpose

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.

-4-

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.

-5-

2. PERFORMANCE

2.1 H/W Features

Solution MT6223C + AIT706X(144pin) Media Tek / AIT

Form Factor Bar type

Dimension (mm) 104 x 46 x 13.95

RF Band Dual Band 900/1800 or Dual Band

850/1900 Internal Antenna

Data GPRS Class 10

Main Display 1.5” TFT 262K color, 128x

128 Pixels

(HW)

Battery 950 mAh Same as LG6/7

Camera Yes (CMOS VGA Sensor) Same as

KG195/199

Video player

Yes

Video Recorde

r Yes Encode

H.263+AMR

Audio player

Yes MP3/AAC/(AAC+

w/o DRM)

FM Receiver Yes , US/Europe

band(87.5~108MHz)

Embedded FM antenna Yes

Loud Speaker Yes

Memory Size 256Mb NOR Flash +64Mb PSRAM

User Memory Yes 4M Bytes

Memory Card Yes Micro SD

Scheduled FM recording Yes

FM as alarm Yes

Video recording

Yes (H.263 QCIF: Encode & Decode

30fps)

Audio player

--real resuming Yes For MP3 only

Bluetooth No

USB Yes Slave 2.0 full

speed

IrMC No

WAP Yes

V2.0

DRM Yes OMA DRM v1.0

Dictionary No

Music Equalizer Yes (8 types, normal, classic, jazz,

pop, rock, bass3, bass9, loudness) W/ AIT706X

Image Editing No

In flight mode Yes

-6-

2.2 S/W Features

2.2.1 General Features

Function Target Specification Parameter Support

RSSI (7 Level, 0~6) Y

Battery Indicator (4 Level, 0~3) Y

Icons Indicator Y

Basic Display

Others reference to "Phone Personalization

Setting"

Speech Codec FR/EFR/HR/AMR Y

Number of Keys: 21Key (include 12

alphanumeric/number keys (0-9,#,*), 4

function keys, 5 way navigation keys)

Clear key N

Keypad

International Access (+)(long 0) Y

User Selectable and Customizable Profiles

(6 profiles : General, Meeting, Outdoor,

Vibrate only, Headset, Silent)

Auto-detect and activated profiles (1

profile: Headset)

Key Tone

Key Tone Volume (7 Level - 0 ~ 6, 0 for

Mute)

Key tone setting (4 sets: Silent, Click,

Tone, English Human voice)

Ring Tone

Ring Tone Volume (7 Level - 0 ~ 6, 0 for

Mute)

Built-in Ring Tone Pattern: 20 Y

Customizable Ring Tone Link: 5 Y

Intelligent Call Alert

Digits To Sound Synthesizing Y

Alert Type

6 Types - Ring, Vibration Only, Vibration

and Ring, Ring after vibration, Light Only,

Beep Once

Power On Tone

Built-in Ring Tone Pattern: 5 (include

Silent)

Power Off Tone

Built-in Ring Tone Pattern: 5 (include

Silent)

Message Tone

Built-in Ring Tone Pattern: 6 (include

Silent)

User Profile

(Audio Settings)

Follow common

Warning Tone

-7-

Function Target Specification Parameter Support

Built-in Ring Tone Pattern:

1 (Only On/Off operation)

Error Tone

Built-in Ring Tone Pattern:

1 (Only On/Off operation)

Camp On Tone

Built-in Ring Tone Pattern:

1 (Only On/Off operation)

Connect Tone

Built-in Ring Tone Pattern:

1 (Only On/Off operation)

Status LED N

Charger-in Status LED Y

Answer Mode Y

Any Key Answer Y

Auto (Only available for headset mode

while headset plugged in)

Calendar - Month view only Y

Personal Information

Management To do list - 6 fields (Date, Start time, End

time, Note, Alarm, Repeat)

Alarm

3 sets of Alarm Y

4 major fields for each set - On/Off, Time,

Repeat type, Audio option

World Clock

Cities list: China(49),IND(51),CIS(65)

cities

Daylight saving time support: activated by

user selection

Home city set Y

Calculator

Addition, Subtraction, Multiplication,

Division

Unit Converter

Weight, Length Y

Currency Converter

Health Y

Tools and Utilities

Follow common

BMI, Menstrual Y

Greeting Text Y

Shortcuts Y

Flight Mode Y

Time and Date Setting Y

Phone

Personalization

Setting

Wallpaper Y

-8-

Function Target Specification Parameter Support

Screen Saver Y

Power On Animation Y

Power Off Animation Y

LCD Backlight Y

PLMN/Service Indicator (Display of

PLMN Name/Service Provider Name from

SIM)

Date Time Display Y

Own Number Display Y

Restore Factory Default Setting Y

Security Phone Lock Y

Engine

T9 Y

Support Language

Depends on customer and market

requirement.

Total supported languages will be limited

to memory condition.

Input Method

Predictive word input Y

2 embedded game YGame

Settings:

BGM, Sound Effect, Vibration

2.2.2 Networking Features

Function Target Specification Parameter Support

GPRS GPRS Multi slot Class 10 Y

Data Service BS 24 - 26 (2400-9600 bit/s),

asynchronous, non-transparent, UDI.

CSD rate up to 9.6K bit/s

Last Dialed Number : 50 Y

Last Received Number : 50 Y

Last Missed Number : 50 Y

Call History

Scratch Pad Memory(Save an input

number in call) : 1

Last Call Time Y

Total Dialed Call Time Y

Total Received Call Time Y

Last Call Cost Y

Total Cost Y

Max Cost Y

Call Cost

Price Per Unit Y

-9-

Function Target Specification Parameter Support

Last Sent (unit in Byte) Y

Last Received (unit in Byte) Y

All Sent (unit in Byte) Y

GPRS Counter

All Received (unit in Byte) Y

Call Swap Y

Call Retrieve Y

Automatic Redial Y

Speed Dialing Y

Call Management

Last Number Redial Y

Call Hold Y

Call Waiting Y

Calling Line Identity Presentation Y

Calling Line Identity Restriction Y

Connected Identification Restriction Y

Call Divert All voice Calls Y

Call Divert if unreachable Y

Call Divert if no answer Y

Call Divert if busy Y

Call Divert all data calls Y

Cancel all divert Y

Call Barring All Outgoing Calls Y

Call Barring All Outgoing International

Calls

Call Barring All outgoing International

except home

Call Barring All incoming Calls Y

Call Barring All incoming Calls when

roaming

Multi-party Call (up to 7 calls, 5 in

conference, 1 on held, 1 waiting)

Call

Related Supplementa

ry Services

Line switching (Line1, Line2)

Call reminder (Off, Single, Periodic)

Closed User Group

Quick Search (Notice: Quick search

function only works in Phonebook, SMS

and MMS. In other application, this phone

supports regular search.)

Alpha Store and Recall Y

Access Phone Book in call Y

Copy & Move Y

Fixed Dial Number Y

Service Dial Number Y

Phone Book

Speed Dial Number Y

-10-

Function Target Specification Parameter Support

SOS Number Y

Entry : 1000 names (11 fields – Name,

Mobile, Home, Company name, Email

address, Office number, Fax number,

Birthday, Associate Picture, Associate

Sound, Caller group)

Caller Group-5 caller group- Friends,

Family, VIP, Business, Others (5 fields –

Name, Ring, Picture, LED pattern,

Member list)

Own Numbers: User can change the own

numbers of handset. (Sets of own numbers

depends on SIM)

vCard: (Edit, Send and Receive. 7 fields –

Name, Mobile, Home, Company Name,

Email Address, Office Number, Fax

Number)

Version 2.1 Y

Note: This phone doesn’t support phone

number search.

SMS Y

Standard SMS Y

SMS Reply Path Y

SMS Delivery Report

Valid period (1 hour/12 hours/1 day/1

week/Maximum)

Message Type (Text, Fax, Page,

Email) Message Indication Type refer

to GSM 03.40

Basic text-

only SMS as described in 3GPP

TS 23.040 R5

Notice: This phone doesn’t support video

ring tone via SMS

SMS Character Sets Support

GSM7 Y

UCS-2 Y

EMS

EMS Standard as described in 3GPP TS

23.040 R5 excluding WVG

EMS Text Format

Text Style : Normal, Bold, Italic,

Underlined, Strikethrough

Text Alignment : Left, Right, Center Y

Text Size : Normal, Large, Small Y

Message

EMS Image Support

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