VOXTEL V500 Service Manual

GPRS PHONE
SERVICE
MANUAL

Rev 1.0

Table Of Contents

1. Introduction ······································································································· 1-1

2. Specification······································································································ 2-1

2.1 H/W Features

2.2 S/W Features ······································································································2-2

·····································································································2-1

3. Disassembly Instruction··················································································· 3-1

3.1 Before Disassembly

3.2 Main Frame·········································································································3-2

3.3 Folder ················································································································3-3

3.4 Exploded View and Parts List

3.4.1 Exploded View-Main ····················································································3-5

3.4.2 Exploded View-Folder···················································································3-6

3.4.3 Mechanical Parts List·····················································································3-7

4. Data Kit & Download Procedure

4.1 Data Kit··············································································································4-1

4.1.1 Download Equipment ···················································································4-1

4.1.2 Download Procedure

·······························································································3-1

·················································································3-5

······································································ 4-1

····················································································4-1

5. Troubleshooting ································································································ 5-1

5.1 Power-On Trouble

5.2 MIC Trouble········································································································5-2

5.3 Receiver Trouble ··································································································5-3

5.4 Melody & MP3 Trouble(Handset speaker) ·································································5-4

5.5 LCD Trouble

5.6 Charge Trouble

5.7 Vibrator Trouble ··································································································5-7

5.8 Key Backlight & Indicator Trouble

5.9 SIM Detection Trouble ···························································································5-9

5.10 Ear Phone Receiver Trouble ················································································· 5-10

5.11 Camera Trouble

5.12 Ear Phone MP3 Trouble

5.13 USB Mass Storage Trouble ··················································································· 5-13

5.14 TX Power Trouble(E-GSM) ·················································································· 5-15

5.15 TX Power Trouble(DCS)

5.16 RX Sensitivity Trouble(E-GSM)

································································································5-1

·······································································································5-5

····································································································5-6

···········································································5-8

································································································· 5-11

······················································································· 5-12

······················································································ 5-17

············································································· 5-19

I

Table of Contents

5.17 RX Sensitivity Trouble(DCS)

················································································ 5-21

6. Block Diagram ··································································································· 6-1

6.1 BB Block Diagram·································································································6-1

6.2 RF Block Diagram

·································································································6-2

7. Schematic Diagram··························································································· 7-1

7.1 Key Pad··············································································································7-1

7.2 Main Board

7.2.1 Chipset (Calypso & IOTA)··············································································7-2

7.2.2 Memory & Charger·······················································································7-3

7.2.3 Audio & Melody ··························································································7-4

7.2.4 I/O & B’d to LCD Connector & SIM Interface

7.2.5 Multimedia ·································································································7-6

7.3 RF Schematic ······································································································· 7-7

7.3.1 RF Pam

7.3.2 RF Main IC··································································································7-8

·········································································································7-2

·····················································7-5

······································································································7-7

8. PCB Diagram

8.1 Main PCB

····································································································· 8-1

···········································································································8-1

9. Part List·············································································································· 9-1

9.1 Electrical Part List(Circuit)······················································································9-1

9.2 Mechanical Part List

······························································································9-9

II

1. Introduction

This model is a Folder type mobile phone operated in the GPRS Digital Cellular Mobile Radio System,

which is the Pan-European mobile cellular standard. This model has the operation band of GSM 900

and DCS 1800. GPRS Class 10 II features are fully supported and parts of the GSM Phase II+ features

are also supported. About the SIM Toolkit, This model supports up to Class 3 including Class 1, 2.

For speech communication, This model supports Full Rate(FR), Enhanced Full Rate(EFR) and Half

Rate(HR). For easy text, eZi Text is implemented and WAP protocol is adopted for internet

connection.

1-1

Introduction

Memo

1-2

2. Specification

2.1 HW Features

Item Description Remark

Supporting standard GSM 900/DCS 1800 Dual Band

E-GSM
Phase 2 and Phase 2+
SIM Toolkit : Class 1,2,3
GPRS Class 10

Frequency range

Battery

Display

Camera

3 Color LED Indicator

Antenna Fixed type

PC synchronization Applied

Speech coding FR, EFR, HR

Data & Fax Built-in

E-GSM TX : 880 - 915 MHz
E-GSM RX : 925 - 960 MHz
DCS 1800 TX : 1710 - 1785 MHz
DCS 1800 RX : 1805 - 1880 MHz

Capacity

Standard : Li-ion, 720 mAh

Full graphic type
Dual LCD

Main 260k TFT Color LCD

Pixels : 128 x 160
Ext. 65k Color-STN LCD
Pixels : 96 x 96

CMOS type

1.3M Pixels, SXGA (1280 x 1024)

Vibrator Built-in

Dual Stereo Speaker Applied (64 poly Stereo Sound)

Portable Handsfree (Ear-Phone) Built-in

Travel charger Built-in

2-1

2.2 SW Features

Main menu Sub menu Detail item

Specification

Message

Call Register

Write Message SMS/MMS

Inbox

Outbox

Draft

Template

Call Voice Mail Voice Mail

Voice Center

Info Message

Settings

Call History

Read

Receive

Topics

Languages

Alert

SMS

MMS

Memory Status

Missed No.

Received No.

Call Duration

Call Costs

Dialed No.

Last Incoming

Last Outgoing

Total Incoming

Total Outgoing

Reset

Last Call’s Cost

All Call’s Cost

Cost Reset

View max cost

Set max cost

Price/Unit

2-2

Specification

Main menu Sub menu Detail item

Call Register GPRS Counter

Profile

General

Silent

Vibration Only

Outdoor

Last Sent

Last Received

Total Sent

Total Received

Reset

Activate

Personalize

Rename

Activate

Personalize

Rename

Activate

Personalize

Rename

Activate

Personalize

Rename

Setting

Other 1

Other 2

Other 3

Alarm Set

Activate

Personalize

Rename

Activate

Personalize

Rename

Activate

Personalize

Rename

Time Set Time/Date Set

Date Set

Set Alarm

Alarm Sound

Power Off Alarm

2-3

Specification

Main menu Sub menu Detail item

Setting

Call Setting

Phone Setting

Security Setting

Call Divert

Call Waiting

Send My Caller ID

Answer Mode

Min Minder

Auto Redial

Auto Answer

Data Transfer Mode

Language

MainLCD

SubLCD

Backlight

Screen Saver

LED Select

PIN Code

Phone Lock

Call Barring

GPRS Setting GPRS Session

Network Select

Factory Set

Organizer Phonebook

Fixed Dial Number

Change Codes

Automatic

Manual

Preferred List

Name Search

Group Search

Add Entry

Speed Dials

Caller Groups

PB Manage

2-4

Specification

Main menu Sub menu Detail item

Organizer

Camera

Scheduler

File Manager

Shooting

Photo Album

Video Album

Phonebook Album

Configuration

Daily view

Weekly view

Monthly view

Make

Delete All

Setting

To Do

Memory Status

File List

UMS

Shutter Sound

Set Save Name

Auto Save

Application

Album Lock

MP3 Music Player

Configuration

Othello

Calculator

Unit Converter

Length

Weight

Volumes

Surface

User Define

World Time

Voice Memo

Record

Play

Delete All

2-5

Specification

Main menu Sub menu Detail item

Java

Downloads

Memory status

Network

Internet

Home

Bookmarks

Push Message

Goto URL

Profiles

Wap Version

SIM AT

APN

User Name

Password

Clear Cache Cache Settings

Cache check

2-6

3. Disassembly Instruction

3.1 Before Disassembly

1. Remove the battery. To do so:

①

Pull down the back cover and open it.

②

Lift up the back the battery and pull it out.

2. Remove the SIM card. To do so:

3-1

Upper Case

Rear case

Key Pad

Main PCB

3.2 Main Frame

1. Remove screws. To do so:

① Remove the Deco rear as shown.

② Remove three screws on the back of the phone.

2. Insert a small ‘ – ’ type driver between the front case

the rear case, and lift up the front case.

Disassembly Instruction

3. Now, you can replace the PCBs and the other

components.

3-2

3.3 Folder

1. Remove the rear case as described at Steps 1 and 2

under Main Frame Disassembly on page 3-2.

2. Unplug the connector shown at right from the

main PCB.

Connector

Disassembly Instruction

3. Unhook the folder from the main frame.

4. Remove two screws from the folder.

Main PCB

3-3

LCD ass’y

upper

lower

5. Insert a small ‘ - ’ type driver between the folder

upper and the folder lower, and lift up the folder

upper.

Folder

Folder

6. Now, you can remove the LCD ass’y and the other components.

Disassembly Instruction

3-4

3.4 Exploded View and Parts List

3.4.1 Exploded View - Main

Disassembly Instruction

3-5

3.4.2 Exploded View – Folder

Disassembly Instruction

3-6

3.4.3 Mechanical Parts List

NO.

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

DESCRIPTION-Main Q’TY NO.

DECO FRONT
DAMPER
SIDE KEY
CASE FRONT COVER
HINGE
RUBBER RF
HINGE STOPPER
RUBBER IO
KEY PAD ASSY
SHIELD FOAM FRONT
SIDE KEY FPCB
CUSHION INTENNA
BLS(FRAME)
CONDUCTIVE TAPE FPCB
BLS(COVER)
TAPE DECO FRONT
CASE REAR COVER
SCREW MAIN
BATTERY(INNER PACK)
LOCKER SPRING
BATTERY LOCKER
CASE BATTERY UPPER
DECO REAR
MAIN PCB
METAL DOME SHEET
CUSHION MIC
TAPE COVER CHIP
TAPE TANTAL

Disassembly Instruction

DESCRIPTION-Folder Q’TY

1
1
1
1
1
1
1
1

1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
1
1

1

CASE FOLDER UPPER

2

DECO FOLDER

3

SUB WINDOW

4

TAPE SUB WINDOW

5

DECO CAMERA

6

WINDOW CAMERA

7

CUSHION WINDOW CAMERA

8

CUSHION SUB WINDOW

9

SHIELD FOAM FOLDER

10

TAPE MASH FPCB
LCD ASS'Y

11

MAGNET

12

CAMERA ASS'Y

13

CUSHION MAIN WINDOW

14

CASE FOLDER LOWER

15

DUMMY HINGE

16

TAPE MAIN WINDOW

17

MAIN WINDOW

18

WINDOW MAIN PLATE

19
20

TAPE DECO SPEAKER
DECO SPEAKER

21

SCREW

22

RUBBER SCREW

23

EARJACK RUBBER

24

1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1

3-7

4. Data Kit & Download Procedure

4.1 Data Kit

4.1.1 Download Equipment

Data Kit & Download Procedure

1. Download Cable

2. Desktop or Notebook PC

3. Download Fluid Program

4. Mobile Phone

4.1.2 Download Procedure

DOWNLOAD ENVIRONMENT

To download software of this model, the following environments should be

Prepared:

 Download cable, Interface JIG, is connected to serial port of the desktop or notebook PC.

Download fluid program is copied to the desktop or notebook PC.



 Target software is downloaded to this mobile phone.

Warning

You must use the download cable kit (Interface JIG) and UART download monitor program.

Otherwise, downloading process won't work properly.

4-1

Data Kit & Download Procedure

DOWNLOAD PROCEDURE

1. Unzip the model download fluid program (fluid2.11.zip) in the PC.

2. Execute

the RS232 serial port Box. <Figure 1>

3. To download software, you must add the target software in the "Erase/Program flash" tab.

So, push the "Add" button, then choose the target software that you want to download.

fluid_gui.exe

. And then select "Global settings" tab. Then choose a correct serial port in

<Figure 1>

<Figure 2>

4-2

4. Select the "Boot in flash" in the "Programming options" box.

<Figure 3>

5. Push the "Erase/Program" button to download.

<Figure 4>

Data Kit & Download Procedure

4-3

Data Kit & Download Procedure

6. As the following window show in <Figure 5> is displayed, connect this phone to the download

cable, (Interface JIG) and press power on key of the phone. If the connection succeeded, the

following screen will show the contents as shown in <Figure 6>.

<Figure 5>

<Figure 6>

4-4

Data Kit & Download Procedure

7. If the downloading procedure is succeeded, then the following window is shown.

<Figure 7>

4-5

5. Tr

oubleshooting

5.1 Power-on Trouble

Power-on button is not working.

Check the voltage level of battery.

The level of battery

voltage is higher

than 3.4V

YES

Check the level of TP511

(ON/OFF).

The level of TP511 as

high as 1.5V.

YES

Then the phone is powered-on

properly. Check the LCD module.

NO

Check the battery.

Charge the battery.

NO

Power-on sequence is not

executed properly. Try again.

If the result is same, change

U501 chipset.

END

5-1

5.2 MIC Trouble

MIC is not working.

Connect the Phone to

Wireless Communication Test Set

(8960 or CMU 200).

Check the C724 voltage.

Troubleshooting

The voltage is 2.4V?

YES

Check the R743 & R744 voltage.

A few hundreds mV of AC signal levels

are measured?

Check the connectivity of MIC

component.

NO

Check the connectivity

of R737

END

5-2

5.3 Receiver Trouble

Receiver is not working.

Connect the Phone to

Wireless Communication Test Set.

Check the signal level

at the CN304 pin 28, 29 after

putting audio signal in MIC.

Troubleshooting

A few hundreds

mV of AC signal levels

are measured?

YES

Check the signal level at the

U711, U712 pin 5, 6 after

putting audio signal

A few hundreds

mV of AC signal levels

are measured?

YES

Check the signal level at the

R736, R740 and R745 after

putting audio signal.

A few hundreds

mV of AC signal levels

are measured?

NO

Replace U501.

NO

Replace U711, U712 which does not

have proper level

NO

YES

Check the receiver.

END

Replace R736, R740 and R745

which does not have proper level.

5-3

Troubleshooting

5.4 Melody & MP3 Trouble

Melody is not heard.

Check the connectivity

of Speaker.

The connection

is OK?

YES

Check the signal level of SPKL+ - and

SPKR+ - while the melody is

being played.

(Handset Speaker)

NO

Connect the Speaker to

the phone properly.

Check whether the

melody signal is out from

Pin 28,29,35,36 of CN304?

YES

NO

Check the level of C712

Level is VBAT.

Replace U702

END

5-4

5.5 LCD Trouble

LCD display is not working.

Troubleshooting

LCD module is connected

property to the LCD connector

on the PCB?

YES

LCD connector is

well soldered onto

PCB?

YES

The LCD driver

source voltage is 3.0V

(U403:PIN5)?

NO

Reassemble LCD module.

NO

Re-solder the LCD connector.

NO

Replace U403.

YES

Replace LCD module.

END

5-5

5.6 Charge Trouble

Troubleshooting

Reassemble

battery pack.

Replace the

battery pack.

NO

NO

START

The battery

pack is well contacted to

the phone?

The battery

voltage is between

3.4V~4.2V?

Case 1

YES

YES

Charging is

not working.

Case 2

CN301 is

well connected

to PCB?

YES

U401(Pin1~Pin7)

voltage is higher

than 4.0V?

YES

R401

voltage is lower

than 3.4V?

NO

NO

NO

Re-mount CN301

Replace U401

Replace R401.

Replace the

defective TA.

NO

TA voltage is

equal to 5.2V/

600mA?

YES

YES

Re-download S/W.

END

5-6

3V ?

operated

5.7 Vibrator Trouble

START

In the Test mode, select ‘Function Test’

then select ‘Vibrator Mode’.

Troubleshooting

R701 voltage

Level is higher than

YES

Check the Signal level at the U308 Pin 3.

U308 Pin 3

voltage is 0V when Vibrator

YES

Check the voltage and the connectivity of R316
If the voltage level is 3.0V then replace Vibrator

NO

Replace U702

NO

Replace U308

END

5-7

5.8 Key Backlight & Indicator Trouble

START

In the test mode,

select 'Function Test'

then 'LED' then

'Key Backlight'

Note: To enter the Test mode, press *789 # on the phone,

then hold down# key.

Troubleshooting

NO

Replace battery.

NO

Re-mount R802,

R803, R804.

Defected key

backlight.

Voltage value

of LED is same as the voltage

value of battery?

YES

R802, R803, R804 is

well connected?

YES

Replace

D801~D813.

END

R26 is well

connected?

YES

Defected

indicator.

Q1, Q2

(pin3.6) voltages level

are higher than

0.7V

YES

NO NO

Re-mount

R26

END

R27 is well

connected?

YES

NO

Re-solder Q1, Q2

Which does not have

Proper level

Re-mount

R27

5-8

5.9 SIM Detection Trouble

SIM Detection is not working.

Check the voltage of CN303

(Pin 1,7)

Troubleshooting

Level is 1.8V or 2.85V.

YES

Check the voltage level of

CN303(Pin3) when power is ON.

Level is 1.8V or 2.85V?

YES

Check the SIM. Replace U501.

NO

Replace U501.

NO

END

5-9

5.10 Ear Phone Receiver Trouble

Ear Phone is not working.

Check each Resistance value of

F500, F501.

Troubleshooting

Each Resistance

value is Below 10Ω?

YES

Connect the phone to

Wireless communication Test set?

Check the ear phone

And check the audio path.

Replace U501.

END

NO

Replace F500, F501.

5-10

5.11 Camera Image Trouble

After camera-on button image is

not working

Check the connector state (CN304)

OK?

YES

Troubleshooting

NO

Check the voltage level of Pin 1

or Pin6 of U404

OK?

YES

Check the Clock Source(13MHz)

at TP525 or R612

OK?

YES

Check the near circuit (CN304)

NO

Check the near circuit (U404)

NO

Check the Crystal(X201) near circuit

(R204, C207)

Check the Camera module

If the result is same,

then replace Camera module

END

5-11

5.12 Ear Phone MP3 trouble

Mp3 Sound is not heard

from ear phone

Check the signal level at the CN304

pin 31, 37 after playing MP3

A few hundreds

mV of AC signal levels

are measured?

NO

Check the voltage and connected

Of C701, C702, F701, F702

A few hundreds

mV of AC signal levels

are measured?

YES

Re-mount CN304

END

YES

Check the voltage

of U701 pin5

The voltage level is

low level (0V)?

Check the ear phone

If each elements are well connected

then replace U702

Replace C701, C702, F701, F702

which does not have proper level

NO

Troubleshooting

Replace U701

5-12

5.13 UMS Mass Storage trouble

USB Mass Storage is not working

Is the CN301 well soldered

onto PCB?

YES

Connect between Handset

and PC by USB data_cable

Check the signal level

after Starting UMS

F705 voltage is 5V

YES

Check the connectivity

of R721, R727, R507

Check the voltage level

at the Q800 pin 3

NO

NO

Re-solder the

CN301 Connector

Check the USB

data_cable

CN301 pin 21

voltage is 2.8V

YES

Troubleshooting

NO

Check the voltage

Level at the R504

Whether it is 2.8V
If R504 voltage level is
0v and well connected

then replace U500

5-13

Troubleshooting

Q800 pin3 voltage is 3.3V

YES

Check the R735, R723, R725

If each resisters are well connected

then replace U601

Try again, if the result is same,

change U405(NAND Flash)

END

NO

Check the voltage level

at Q800 pin1, 2

Q800 pin 2

voltage is 3.3V

YES

Q800 pin 1

voltage is 0V

YES

Re-mount/Replace Q800

NO

NO

Re-mount/

Replace Q800

If Q800 is well

connected

then check the

voltage level
at the TP619

If TP619 voltage

level is 3.3V

then replace U601

5-14

Set

Check

NO

NO

YES

YES

Check RF Main

c

hip

Check

:

Check

:

5.14 TX Power Trouble (E-GSM)

START

• Phone : Test mode
62CH, 7 level setting (TCH)
62CH, -60dBm setting (BCCH)

•

Spectrum analyzer as shown in Remarks.

• Oscilloscope as shown in Remarks

Troubleshooting

REMARKS

1. Call connection : Utilities - RF Repairs - Tx test
a. Test mode init
b. Test mode set
c. Band , Channel set (GSM , 62ch)
d. Power Level SET (7 level)
e. Tx ON

2. Spectrum analyzer : SPAN = 1 MHz
VBW = Auto
RBW = Auto
Press the trace button of spectrum analyzer on checking

test point and press the max hold of spectrum analyzer

3. Oscilloscope : 500mV/div , 2ms/div

4. RF Cable Loss : about 10dB

U201 pin 12 is 26MHz oscillation.

Frequency = 26.00MHz

≥≥≥≥

Power

-35dBm

U201 pin 1,2,3,4

I/Q signal ≥≥≥≥ DC1.5V&0.4Vp-p.

· X201 soldering.
Replace X201 if it’s defective

· Calypso.IOTA

· S/W..

5-15

NO

YES

Check

:

YES

YES

YES

NO

NO

Check

RF Main Chip

Check

Power Amp U10

1

Check :

Check

Check :

Check :

END

Check

Dual TR U102 pin 3,6

Check :

NO

YES

Troubleshooting

· U201 soldering

U201 pin 28

Frequency = 902.4 MHz

Power

≥≥≥≥ -

12dBm

· U201 pin 5,8,31 DC 2.6V
pin 13,26,29 DC 1.5V

Check U203 if defective

· U203 pin 4 DC2.6V, pin 6 DC1.5V

Replace U203 if defective

Pin 12 or output C110 .

Frequency = 902.4 MHz

Power

12dBm

≥≥≥≥

ANT switch control signal

Pin 3 high voltage

Pin 6 low voltage

ANT switch U100 pin 8 or C111

Frequency = 902.4 MHz

Power ≥

≥ 12dBm

≥≥

· U101 soldering

· U101 pin 3,8,20 VBAT DC voltage( > 3.3V)

· U101 pin 22 PA_LEVEL signal( > 1.0V)

Replace U101 if defective..

· U102 soldering

· U102 pin 1,4 DC 2.6V

Replace U102 if defective

· U100 soldering

Replace U100 if defective

• RF connector ANT101 soldering.

5-16

Set

point

4. RF Cable Loss : about 10dB

Check

NO

NO

YES

Check :

Check RF Main

chip

Check :

YES

5.15 TX Power Trouble (DCS)

Troubleshooting

START

· Phone : Test mode
700CH, 2 level (TCH)
700CH, -60dBm (BCCH)

· Spectrum analyzer as shown in Remarks.

· Oscilloscope as shown in Remarks.

U201 pin 12 is 26MHz oscillation.

Frequency = 26.00MHz

Power

35dBm

≥≥≥≥ -

REMARKS

1. Call connection : Utilities - RF Repairs - Tx test

2. Spectrum analyzer : SPAN = 1 MHz
VBW = Auto
RBW = Auto
Press the trace button of spectrum analyzer on checking test

and press the max hold of spectrum analyzer

3. Oscilloscope : 500mV/div , 2ms/div

· X201 soldering.

a. Test mode init
b. Test mode set
c. Band , Channel set (DCS , 700ch)
d. Power Level SET (2 level)
e. Tx ON

Replace X201 if defective

U201 pin 1,2,3,4

I/Q signal ≥ DC1.5V&0.4Vp-p.

· Calypso. IOTA

· S/W..

5-17

NO

YES

Check :

Check

RF Main Chip

Check

Power Amp U101

Check :

NO

YES

NO

YES

YES

YES

Check

Check :

Check :

END

Check

Dual TR U102 pin 3,6

Check :

YES

NO

Troubleshooting

U201 pin 27

Frequency = 1747.8 MHz

Power

≥≥≥≥

Pin 17 or C113

Frequency = 1747.8 MHz

Power

ANT switch control signal

Pin 3 Low voltage

Pin 6 High voltage

-12dBm

8dBm

≥≥≥≥

· U201 soldering

· U201 pin 5,8,31 DC 2.6V
pin 13,26,29 DC 1.5V

Check U203 if defective

· U203 pin 4 DC 2.6V, pin 6 DC1.5V

Replace U203 if defective

· U101 soldering

· U101 pin 3,8,20 VBAT DC voltage( > 3.3V)

· U101 pin 22 PA_LEVEL signal( > 0.7V)

Replace U101 if defective

· U102 soldering

· U102 pin 1,4 DC 2.6V
Replace U102 if defective

ANT switch U100 pin 8 or C111

Frequency = 1747.8 MHz

Power

8dBm

≥≥≥≥

• RF connector ANT101 soldering.

· U100 soldering
Replace U100 if defective

5-18

Set

c. Channel set (GSM, 62ch)

Press the trace button of spectrum analyzer on checking test

Check

NO

YES

Check:

Check:

NO

Check

RF Connector

YES

5.16 RX Sensitivity Trouble (E-GSM)

Troubleshooting

START

• Phone : Test mode
62CH, 7 level setting (TCH)
62CH, -60dBm setting (BCCH)

• Spectrum analyzer as shown in Remarks.

• Oscilloscope as shown in Remarks

U201 pin 12 26MHz oscillation

Frequency = 26.00 MHz

Power

-35dBm

≥≥≥≥

REMARKS

1. Call connection : Utilities - RF Repairs - Rx test
a. Test mode init
b. Test mode set

d. Rx ON

2. Spectrum analyzer : SPAN = 1 MHz

point and press the max hold of spectrum analyzer

3. Oscilloscope : 500mV/div , 2ms/div

4. RF Cable Loss : about 10dB

· X201 soldering.

VBW = Auto
RBW = Auto

Replace X201 if defective.

ANT101 pin 2 or C111

Frequency = 947.4MHz

Power ≥

≥ -80dBm

≥≥

· ANT101 soldering and short.
Replace ANT101 if defective.

5-19

YES

NO

YES

Check:

Check :

END

Check

Check :

NO

Troubleshooting

ANT Switch U100 pin 2, 3

Frequency =947.4MHz

Power

-80dBm

≥≥≥≥

· U100 soldering

· U100 pin 1 Low voltage

· U100 pin 6 Low voltage
Replace U100 if defective

RF Main Chip U201

pin 1,2,3,4

I/Q signal DC ≥

≥ 1.45V

≥≥

· U201 Pin soldering

· U201 pin 5,8,31 DC 2.6V

pin 13,26,29 DC 1.5V

Check U203 if defective

· U203 pin 4 DC 2.6V, pin 6 DC 1.5V
Replace U203 if defective.
. Calypso

· S/W

5-20

Set

REMARKS

c. Channel set (700ch)

Check

NO

Check:

Check:

NO

YES

Check

RF

Connector

YES

5.17 RX Sensitivity Trouble (DCS)

Troubleshooting

START

• Phone : Test mode
700CH, 2 level setting (TCH)
700CH, -60dBm setting (BCCH)

• Spectrum analyzer as shown in Remarks.

• Oscilloscope as shown in Remarks

U201 pin 12 26MHz oscillation

Frequency = 26.00 MHz

Power

-35dBm

≥≥≥≥

1. Call connection : Utilities - RF Repair’s - Rx test

2. Spectrum analyzer : SPAN = 1 MHz

Press the trace button of spectrum

analyzer on checking test point and press the max hold of
spectrum analyzer

3. Oscilloscope : 500mV/div , 2ms/div

4. RF Cable Loss : about 10dB

· X201 soldering

a. Test mode init
b. Test mode set

d. Rx ON

VBW = Auto
RBW = Auto

Replace X201 if defective.

ANT101 pin 2 or C111
Frequency = 947.4MHz

Power ≥

≥ -80dBm

≥≥

· ANT 101 soldering and short.
Replace ANT 101 if defective.

5-21

NO

Check:

Check :

EN

D

YES

YES

Check

Check :

NO

Troubleshooting

ANT Switch U100 pin 4,5

Frequency =1842.8MHz

Power ≥

≥ -80dBm

≥≥

· U100 soldering

· U100 pin 1 Low voltage

· U100 pin 6 Low voltage
Replace U100 if defective

RF Main Chip U201

pin 1,2,3,4

I/Q signal ≥

≥ DC1.45V

≥≥

· U201 Pin soldering

· U201 pin 5,8,31 DC 2.6V
pin 13,26,29 DC 1.5V

Check U203 if defective

· U203 pin 4 DC 2.6V, pin 6 DC 1.5V

Replace U203 if defective.
. Calypso

· S/W

5-22

Troubleshooting

Memo

5-23

6. Block Diagram

6.1 BB Block Diagram

6-1

6.2 RF Block Diagram

Block Diagram

6-2

7. Schematic Diagram

7.1 Key Pad

7-1

7.2 Main Board

7.2.1 Chipset (Calypso & IOTA)

Schematic Diagram

7-2

7.2.2 Memory & Charger

Schematic Diagram

7-3

7.2.3 Audio & Melody

Schematic Diagram

7-4

7.2.4 I/O & B’d to LCD Connector & SIM Interface

Schematic Diagram

7-5

7.2.5 Multimedia

Schematic Diagram

7-6

7.3 RF Schematic

7.3.1 RF PAM

Schematic Diagram

7-7

7.3.2 RF Main IC

Schematic Diagram

7-8

Schematic Diagram

Memo

7-9

8. PCB Diagram

8.1 Main PCB

Top View

8-1

PCB Diagram

Bottom View

8-2

9. Parts List

9.1 Electrical Parts List (Circuit)

REF NO. DESCRIPTION PART NUMBER

U500 Digital BASEBAND (Calypso C035) D751992GHHR

U501 Analog BASEBAND (IOTA-A07) TWL3025BGGMR

U402 MCP 192(FLASH)×64(pSDRAM)

U405 NAND FLASH 512 K9K1208D0C-D/JIB0

U702 MELODY IC, 64Poly (MA-5si) YMU783B

U601 MULTIMEDIA CHIP AIT813G

U201 RF MAIN CHIP (SMARTISD2) PMB6271

U101 POWER AMP MODULE SKY77325

U100 ANT SWITCH LMSP54KA-249

ANT101 Coaxial Connectors with switch CRS5001-1702

U301 U302 U303 U304

U305 U306 U307

U203 LDO 1.5V, 2.6V RF XC6401FFC3MRN

U404

U403 DUAL LDO (3.0V / 3.3V) XC6401FF26DR

U701 U705 U711 U712 ANALOG SWITCH DG9411DL-T1

CHIP EMI FILTER LC COMBINED ARRAY

TYPE

DUAL LDO (1.8V / 2.85V)

S99PL193JC0BAWUB /

S99PL193JCOBAWFC0

LFA24-2A1A144M

XC6401FF59ER

U703

U504 U505 DECODER SN74LVC1G19DCKR

U102 TR DUAL(PNP+PNP) TYPE, Built in Resistor EMB9-T2R

U204 TR DUAL(NPN+PNP) TYPE, Built in Resistor EMD9-T2R

Q800 Camera ON/OFF FET Si1305DL-T2

U401 CHARGER IC Si7703EDN

U308 VIBRATOR IC MDC3105LT1

COMPARATOR DUAL

TC75W56FK(TE85L)

9-1

Electrical Parts List

REF NO. DESCRIPTION PART NUMBER

RD800

X201 X-TAL 26MHz 10ppm (3.2*2.5*0.6) NX3225DA

X501 X-TAL 32.768KHz 30ppm (3.2*1.5*0.9) CC7V-T1

CN304 B2B CONNECTOR, LCD_64P (HEADER) AXK864145Y

CN301 SYSTEM I/O CONNECTOR, 24Pin

CN401 BATTERY CONNECTOR BT03-F200C-03

CN303 SIM CONNECTOR 1.5t 1318-723-6

F401 F402

F801 F802 F803 F804 FERRITE BEADS, (1005)

F500 F501 F701 F702

F705 F706

V300 V301 VARISTOR 1005 SIZE(50pF) AVLC14S02050

V302 V303 V801 V802

HALL SWITCH

FERRITE BEADS, (1608)

FERRITE BEADS, (1005) BLM15BB121SN1D

A3212EEHLT

KQ09S1-24P /

4124R-21A00

BLM11P300SPT

BLM18PG300SN1D

BLM15BD102PN1

BLM15BD102SN1D

V803 V804 V805 V806

V807 V808 V809 V810

V811 V812 V813 V814

V815 V816 V817

D101 TVS Diode RSB6.8S

D701 PIN Diode (for antenna switching) HVD142KRF

D801 D802 D803 D804

D805 D806 D807 D808

D809 D810 D811 D812

D813

C518 C519 C521 TAN_CAP 4.7uF/10V (P_2012) TMCRP1A475MTRY

VARISTOR 1005 SIZE (50pF) AVLC5S02050

KEY LED (DEEP BLUE) (0603) BL-HB336G-TRB

9-2

REF NO. DESCRIPTION PART NUMBER

C222 C223 C410 C411

Electrical Parts List

C413 C416 C419 C420

C517 C520 C721

C401

C701 C702 TAN_CAP 33uF/6.3V (P_2012) F950J336MPAAQ2

C724 TAN_CAP 47uF/6.3V (A_3216) TMCMA0J476MTRF

C101

L102 CHIP INDUCTOR (1005) 4.7nH HK1005 4N7S

L204 CHIP INDUCTOR (1005) 5.6nH 0402CS-5N6XJBW

L101 CHIP INDUCTOR (1005) 22nH HK1005 22NJ

L201 CHIP INDUCTOR (1005) 18nH 0402CS-18NXJBW

C113 CAP CERAMIC CHIP 2.7pF

C104 CAP CERAMIC CHIP 4.7pF

C213 C214

TAN_CAP 10uF/6.3V (P_2012) TMCRP0J106MTRY

TAN_CAP 33uF/10V (A_3216)

TAN_CAP 100uF/6.3V (A_3216)

CAP CERAMIC CHIP 5.0pF

TMCMA1A336MTRF

F950J107MAAAQ2

GRM1555C1H2R7CZ01E

GRP1555C1H2R7CZ01E

GRM36C0G 4R7C 50PN

GRP1555C1H4R7CZ01E

GRM36C0G 5R0C 50PN

GRP1555C1H5R0CZ01E

C208 C209

C112

C726 C728

C109 CAP CERAMIC CHIP 10pF

C115 C506 CAP CERAMIC CHIP 12pF

C725 C727 C729 C802 CAP CERAMIC CHIP 15pF

CAP CERAMIC CHIP 6.0pF

CAP CERAMIC CHIP 6.8pF

CAP CERAMIC CHIP 9.0pF

GRM36C0G 6R0C 50PN

GRP1555C1H6R0CZ01E

GRM36C0G 6R8C 50PN

GRP1555C1H6R8CZ01E

GRM36C0G 9R0C 50PN

GRP1555C1H9R0CZ01E

GRM36C0G 100J 50PN

GRP1555C1H100JZ01E

GRM36C0G 120J 50PN

GRP1555C1H120JZ01E

GRM36C0G 150J 50PN

GRP1555C1H150JZ01E

9-3

Electrical Parts List

REF NO. DESCRIPTION PART NUMBER

C110 C502 C503 C716

C717

C111 CAP CERAMIC CHIP 27pF

C106 CAP CERAMIC CHIP 33pF

C114 C217 CAP CERAMIC CHIP 47pF

C302 CAP CERAMIC CHIP 100pF

C301 CAP CERAMIC CHIP 150pF

C116 C704 C713 CAP CERAMIC CHIP 180pF

C224 C225 CAP CERAMIC CHIP 220pF

C504 C706

CAP CERAMIC CHIP 22pF

CAP CERAMIC CHIP 1 nF

GRM1555C1H220JZ01E

GRP1555C1H220JZ01E

GRM36C0G 270J 50PN

GRP1555C1H270JZ01E

GRM36C0G 330J 50PN

GRP1555C1H330JZ01E

GRM36C0G 470J 50PN

GRP1555C1H470JZ01E

GRM36C0G 101J 50PN

GRP1555C1H101JD01E

GRM36C0G 151J 50PN

GRP1555C1H151JD01E

GRM36C0G 181J 50PN

GRP1556C1E181JD01E

GRM36X7R 221K 50PN

GRP155R71H221KD01E

GRM36X7R 102K 50PN

GRP155R71H102KA01E

C203 C206

C103 C105 C107 C215

C220 C221

C300

C402 CAP CERAMIC CHIP 22nF

C601 C703 C705 CAP CERAMIC CHIP 47nF

CAP. CERAMIC, 5600pF(5.6N)

CAP CERAMIC CHIP 10nF

CAP CERAMIC CHIP 15nF

GRM36X7R 562K 25PN

GRP155R71E562KD01E

GRM36X7R 103K 16PN

GRP155R71C103KA01E

GRM36X7R 153K 16PN

GRP155R71C153KA01E

GRM36X7R 223K 16PN

GRP155R71C223KA01E

GRM36X7R 473K 10PN

GRP155R71A473KA01E

9-4

REF NO. DESCRIPTION PART NUMBER

C204 C205 C207 C219

C403 C404 C405 C407

C408 C409 C412 C414

C415 C417 C418 C501

Electrical Parts List

C505 C507 C508 C509

C510 C511 C512 C513

C514 C522 C523 C602

C603 C707 C709 C710

C714 C715 C718 C722

C723 C801 C803

C212 C711 CAP.CERAMIC CHIP 1uF

C303 C515 C516 C712 CAP CERAMIC CHIP 1uF (1608)

C102 C708 CAP CERAMIC CHIP 4.7uF (1608) GRM188R60J475KE19D

R101 R102 R105 R202

R205 R206 R209 R212

R312 R316 R410 R415

R416 R418 R424 R426

R427 R442 R444 R504

R505 R506 R507 R516

CAP CERAMIC CHIP 100nF

RES. CHIP 0 ohm +-5%(J) 1/16W

1005(0402)

GRM36Y5V 104Z 16PN

GRP155F51C104ZA01E

GRM36Y5V 105Z

6.3PNGRM155F50J105ZD02E

GRM39Y5V 105Z 10PT

GRM188F51A105ZC01D

MCR01MZSJ000

MCR01MZPJ000

R517 R520 R609 R612

R701 R736 R740 R743

R744 R745 R806 R807

R809 C201 C202

R301 R302 R305 R306

R307 R308 R309

R723 R725

R802 R803 R804

RES. CHIP 10 ohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 27 ohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 39 ohm +-5%(J) 1/16W

1005(0402)

MCR01MZSJ100

MCR01MZPJ100

MCR01MZPJ270

MCR01MZSJ270

MCR01MZSJ390

MCR01MZPJ390

9-5

Electrical Parts List

REF NO. DESCRIPTION PART NUMBER

R204 R207 R303 R737

R742

R735

R739 R741

R711

R313 R314

R304

R512

R111 R112 R405 R501

R514 R515 R808

R108

RES. CHIP 1 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 1.5 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 1.8 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 3.3 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 4.7 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 7.5 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 8.2 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 10 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 11 Kohm +-5%(J) 1/16W

1005(0402)

MCR01MZSJ102

MCR01MZPJ102

MCR01MZPJ152

MCR01MZSJ152

MCR01MZSJ182

MCR01MZPJ182

MCR01MZPJ332

MCR01MZSJ332

MCR01MZPJ472

MCR01MZSJ472

MCR01MZSJ752

MCR01MZPJ752

MCR01MZSJ822

MCR01MZPJ822

MCRO1MZSJ103

MCR01MZPJ103

MCR01MZSJ113

MCR01MZPJ113

R713 R719

R801

R718 R720

R610 R732

R213 R503 R508 R510

R511 R513 R704 R705

R729 R738

R733

RES. CHIP 27 Kohm +-5%(J) 1/16w

1005(0402)

RES. CHIP 47 Kohm +-5%(J) 1/16w

1005(0402)

RES. CHIP 68 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 75 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 100 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 120 Kohm +-5%(J) 1/16W

1005(0402)

MCR01MZSJ273

MCR01MZPJ273

MCR01MZSJ473

MCR01MZPJ473

MCR01MZSJ683

MCR01MZPJ683

MCR01MZPJ753

MCR01MZSJ753

MCR01MZSJ104MCR01

MZPJ104

MCR01MZSJ124

MCR01MZPJ124

9-6

L17B

Electrical Parts List

REF NO. DESCRIPTION PART NUMBER

R730 R734

R721

R502

R727

R201

R509

R401 RES. CHIP 0.2 ohm +-1%(F) 2012(0805) RLC20R20FTP

R402 R403

R300 4-RESISTOR ARRAY MNR04M0ABJ103

RES. CHIP 180 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 200 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 220 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 300 Kohm +-5%(J) 1/16W

1005(0402)

RES. CHIP 220 ohm +-1%(F) 1/16W

1005(0402)

RES. CHIP 100 Kohm +-1%(F) 1/16W

1005(0402)

RES. CHIP 10 ohm +-5%(J) 1/10W

1608(0603)

MCR01MZSJ184

MCR01MZPJ184

MCR01MZPJ204

MCR01MZSJ204

MCR01MZSJ224

MCR01MZPJ224

MCR01MZPJ304

MCR01MZSJ304

MCR01MZSF2200

MCR01MZPF2200

MCR01MZSF1003

MCR01MZPF1003

MCR03EZHJ100

MCR03EZPJ100

C108 C216 C218 C524

C525

R103 R104 R106 R107

R203 R208 R210 R211

R315 R425 R441 R443

R731 R805

L100 L104 CHIP INDUCTOR N.C

LS801

CAP CERAMIC CHIP N.C

RES. CHIP N.C

MIC (SMD type, Ø4 / 1.3T)

MAIN PCB NEO200_V4.0

Camera module FF1460C-N200

Vibration Motor (Ø10 / 3.4T) INV–1034–

Antenna (Intenna) MML-GS2-BW2

FPCB (Board-to-Board) B01-M003

SOB-413S44-RC3310

9-7

Electrical Parts List

REF NO. DESCRIPTION PART NUMBER

LCD module U18019TC

Speaker (Ø13 / 4.8T) U1308S19-2

Receiver (Dual Speaker, Ø13 / 4.8T)

Back-up Battery (Ø4.8 / 1.2T)

U1308S21D-2

MS412FL26E

9-8

Mechanical Part List

9.2 Mechanical Part List

CODE NO. DESCRIPTION SPECIFICATION

BH900004701

BH800037301

BH850023001

BH720034201 CASE FOLDER UPPER PC/COATING/EMI

BH740025701 CUSHION SUB WINDOW PORON 0.5T

BH750028501 TAPE SUB WINDOW 3M #9448 T0.15

BH850023101

MAGNET D=3 T=1.2

BH720034301 CASE FLODER LOWER PC/COATING/EMI

BH750028601 TAPE MAIN WINDOW 3M #9448 T0.165

BH740025801 CUSHION MAIN WINDOW PORON 0.5T

BH730013601 RUBBER EARJACK URETHANe+pc

BH740025901 CUSHION MAGNET PORON 2.3T

BH750028701 TAPE DECO SPEAKER 3M #9448 T0.165

TOTAL ASS'Y, NEO200

ASS'Y FOLDER

FOLDER UPPER ASSY

FOLDER LOWER ASSY

BH740026001 CUSHION WINDOW CAMERA PORON 0.3T

BH750031501 TAPE MESH FPCB T0.1

BH710015901 DUMMY HINGE DIE-CASTING

BH710016001 DECO CAMERA Cu-Zn

BH730013501 RUBBER SCREW SILICON RUBBER

BH720034401 SUB WINDOW INSERT INMOLD

BH720034501 MAIN WINDOW ACRYL FILTER T0.8

BH720038701 CAMERA WINDOW ACRYL FILTER

BH710016101 DECO SPEAKER ELCTRO FORM t=0.2

BH710016201 MAIN WINDOW PLATE ELCTRO FORM t=0.2

9-9

Mechanical Part List

CODE NO. DESCRIPTION SPECIFICATION

BH720034901 DECO FOLDER PC/COATING

BH740026201 SHIELD FOAM FOLDER 9*4*1.5T

BH750031901 TAPE LCD CAPTON

BS61111403B SCREW SUB M1.4 P=0.3 L=3.0 D=2.5 T6

BH800037401

BH850023201

ASS'Y MAIN

CASE FRONT ASSY

BH720034601 CASE FRONT COVER PC/COATING/EMI

BH750032001 TAPE DECO FRONT 3M 9448HK T0.165

BH710016401 DECO FRONT INNET 0.07+TAPE0.03=0.1

BH850023301

CASE REAR ASSY

BH720034701 CASE REAR COVER PC

BH720035001 BATTERY LOCKER PC

STS304(110gf/d=2/d=0.2/

BH710016301 LOCKER SPRING

=0.25 )

BH740026301 CUSHION INTENNA PORON 0.3T

BH710018401 BLS(COVER) NIKEL+

BH710018501 BLS(FRAME) NIKEL+

BH720035101 DECO REAR PC

BH720035201 SIDE KEY ABS

BH720035301 HINGE STOPPER PC

BH720034801 CASE BATTERY UPPER PC

BH850023401 BATTERY PACK ASSY inner pack

Ø5.8 CAN

BH710013201 HINGE

5.0Kgfmm(REVERSE)

BH740026501 SHIELD FOAM FRONT 2.8x2xT1.5

BH750029001 CONDUCTIVE TAPE FPCB fabric(gold) T0.2

9-10

Mechanical Part List

CODE NO. DESCRIPTION SPECIFICATION

BS61111403B SCREW MAIN M1.4 P=0.3 L=3.0 D=2.5 T6

BH730014001 KEY PAD ASSY MOLD KEY+URETHANE FILM

BH730013701 RUBBER RF SILICON RUBBER

BH750031401 TAPE COVER CHIP PET T=0.05

BH730013801 RUBBER IO URETHANE

BH730013901 DAMPER URETHANE RUBBER

BH740026701 CUSHION MIC T=0.1

BH710016501 METAL DOME SHEET T=0.1

BH750032101 TAPE TANTAL T=0.05

BH760005501 MAIN LABEL T=0.05

BH710016601 SIDE KEY FPCB T=0.9(plate 0.25t)

BH850023501 ASS'Y EAR-MIC

BH850023601 TA

BH750031201 SUB WINDOW BOHO TAPE T=0.2

BH750031301 MAIN WINDOW BOHO TAPE T=0.2

9-11