FLY 2039G Service Manual
DB-6568 Service Manual Level 1 ~ 3 2003.11.13
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
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DB6568
Level 1 ~ 3 Sevice Manual
2003/11/13
目 錄
1. General 3
1.1 Introduction.................................................................................................................................. 4
1.2 Safety Notes ................................................................................................................................4
1.2.1 Handheld ..................................................................................................................................4
1.2.2 Mobile /Portable–Vehicle.............................................................................................................. 4
1.2.3 General safe notes ..................................................................................................................... 5
2. Db6568 introduction 6
2.1 Db6568 Cosmetic Diagram ............................................................................................................7
2.2 General Specification .....................................................................................................................8
2.3 Electrical Specification List............................................................................................................... 9
3. Function Table 10
3.1 Useful Menu Tree.........................................................................................................................11
3.1.1 Phone Book............................................................................................................................. 12
3.1.2 Short Message ........................................................................................................................12
3.1.3 Call Records ............................................................................................................................12
3.1.4 Service .................................................................................................................................. 13
3.1.5 Clock .....................................................................................................................................13
3.1.6 Settings .................................................................................................................................14
3.1.7 Miscellaneous ......................................................................................................................... 14
3.1.8 WAP....................................................................................................................................... 15
4. Disassembly & Assembly 16
4.1 Introduction to disassembly and assembly.........................................................................................17
4.2 Tools required ..............................................................................................................................17
4.3 Exploding Diagram and Part List ..................................................................................................... 18
4.4 Disassembly steps .......................................................................................................................19
4.5 Assembly steps ...........................................................................................................................21
5. Troubleshooting & Testing 23
5.1 Basic knowledge of Handsets repair................................................................................................. 24
5.1.1 Class of defect cause................................................................................................................. 24
5.1.2 Class of Defect ......................................................................................................................... 25
5.1.3 Troubleshooting Steps................................................................................................................ 25
5.1.4 Basic Maintenance Environment .................................................................................................. 27
5.2 Introduction of DB6568 Troubleshooting............................................................................................28
5.3 Mechanical Troubleshooting of DB6568............................................................................................29
5.4 Manual Test Command ................................................................................................................. 29
5.5 Basic Module Defects Analysis........................................................................................................ 32
5.6 Troubleshooting Procedures .......................................................................................................56
5.7 Test Items after Troubleshooting...................................................................................................... 62
5.8 SW Upgrade............................................................................................................................... 64
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
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5.9 Function Test and Verification.......................................................................................................... 64
6. Accessories 65
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
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1. General
1.1 Introduction
1.2 Safety Notes
1.2.1 For Handset Users
1.2.2 For Mobility/Portability Phone Users – When Used in Vehicles
1.2.3 General Safety Notes
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
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1.General
1.1 Introduction
This manual is intended for technicians who are familiar with similar type of such device. It contains
all necessary service information for the device set forth below.
The purpose of this document is to provide the users with basic information on DB-6568, and also to
provide the repairing procedures up to Level 3.。
Services Level 1 and 3 consist of the following sections: Level 1~3
l Mechanical maintenance/repair
l Manual test Command
l Software upgrading
l Functional testing and verification
l Basic Module Failure Analysis
l
1.2 Safety Notes
1.2.1 Notes To Handheld Phone Users
l DO NOT hold or touch or expose parts of your body close to antenna, especially the face or
eyes while communications. You should use correct method while calls. For your healthy,
avoid directing the antenna to your head.
l Do not use handset when in airplane. Switched off the phone before boarding an aircraft. The
use of a cellular telephone in an aircraft may be dangerous to the operation of the aircraft,
disruption of the Cellular Network may occur and may be illegal. Don’t obey to observe this
instruction may lead to suspension or denial of Cellular Telephone Service to the offender, or
legal action, or both.
1.2.2 Notes To Mobility/Portability Phone Users – When Used in Vehicles
l All equipment must be properly grounded according to installation instructions for your safety.
l Users are advised to turn off the equipment when at a refueling point. Driver is responsible for
the road safety. Cellular phones should only be used under situations in which the driver
considers it is safe .
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1.2.3 General Notes
l Keep the mobile phone out of children’s reach.
l DO NOT operate the phone when in any area with a potentially explosive atmosphere. Sparks
in such areas could cause an explosion or fire resulting in bodily injury or even death.
l Mobile Telephones are, under certain conditions, capable of interfering with electromagnetic.
l Switch off the phone when you are in the vicinity of such workplace if any regulations posted
in these areas instruct you to do so.
l Mobile telephone will automatically transmit or receiving signal if it is not turned off even in
standby mode.
l Refer to the related section of the user manual for this product for additional related safety
information.
All equipment should only be serviced/repaired by DBTEL qualified technician.
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
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2.DB-6568 Introduction
1.3 DB-6568 Cosmetic Diagram
1.4 Specifications List
1.5 Electrical Specifications List
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2. DB-6568 Introduction
2.1 DB6568 Cosmetic Diagram
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
Soft button,
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2.2 DB-6568 Specification List
Item Reference Specification
l Size = 55 cc with Standard battery pack
l Weight = 70gr ± 10% with Standard battery pack
l Plastic Material ABS or ABS-PC
l Power Supply 3.8V nominal , 3.4V minimum
l Battery Voltage 2. 8V nominal , Capacity 600mAH.( Standard
battery)
4. 2V AC/DC Charger
l Transmitted Power GSM900 Max. 2W (Class 4)
DCS1800 Max. 1W (Class 1)
l Talk Time(using
StandardBattery)
l Standby Time(using
StandardBattery)
(in good signal intensity)
l Charging Time = 120 minutes ( 90% capacity)
GSM900 = 2 hours(2W, no DTX) *
DCS1800= 2 hours(W, no DTX) *
GSM 900 = 100 hours(BSPA=2) *
DCS1800 = 100 hours(BSPA=9) *
l Phone Book 100 sets Phone Book embedded in handset
200 sets Phone Book embedded in SIM
l Vibrator Vibration for Call Alert
l LCD Display 128x128dots Full Graphic LCD
4 line includin g soft icons
l Key pads 12Telphone keys; Up/Down, Power,
fast menu。
l Backlight LCD and keypad backlight
l External Interface Battery connector
SIM holder and connector
Hand free connector
Accessories
l RTC Clock Built-in
l Charging Control Built-in DC charging control
l Operating Temperature -10°C to +55°C
l StorageTemperature -40°C to +85°C
l Storage Humidity 0 to 90%
-10°C to +55°C
＊ Is up to local network
＊１Is up to system service vender
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
in static
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2.3 Electrical Specifications List
Item Reference Specification
l Channel Bands
GSM900 Transmitted
Bands
GSM900 Received Bands
DCS1800 Transmitted
Bands
DCS1800 Received Bands
l Channel Numbers
GSM900
DCS1800
l Multiplexing Time Slot 8 channels TDMA same as left
l Channel Spacing 200KHz
l Modulation Type GMSK, BT=0.3
l Transmission Rates 270.833 kb/s
l Speech codes FR – 13kbps
l Communication Control
Protocol
Frequency Stability (
condition)
l Transmitted Phase Error = 5° RMS
l RF Output Power
GSM900
DCS1800
l RF Output Power Control
GSM900
DCS1800
l RF Sensitivity
EGSM900
DCS1800
l Ringing Tone Output = 94dB(A) at 10cm (max. Level)
880 – 915 MHz
925 – 960 MHz
1710-1785MHz
1805-1880MHz same as left
124 channels
374 channels
same as left
EFR – 13kbps
AMR
GSM Phase 2+
= ± 0.1ppm = ± 0.1ppm
= 5° RMS
= 20° PEAK
+33dBm ± 2.0dB(Class 4)
+30dBm ± 2.0dB(Class 1)
15 levels in 2 dB steps
= 20° PEAK
+32dBm ± 0.6 dB
+29dBm ± 0.6dB (at RF I nterface)
16 levels in 2 dB steps
= -102dBm
= -102dBm
Except static condition
= -105dBm (Static, Conducted)
= -103dBm (Static, Conducted)
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
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3.Function List
3.1Useful Function List
l DB6568
l 3. Menu Tree Table
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DB-6568 Service Manual Level 1 ~ 3 2003.11.13
Call Meters
Function
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3.1 Menu Tree function Table
1.
Screen
LIST
2.
3.
4.
5.
6.
7.
服务
Phone Books
Mode
Date&Ti
Setting
Extras
8.
9.
10.
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Message
Wap
STK
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1 Phone book
Search E dit
Save
Delete
Copy
Group setting
Send
Add New
Group Setting Family
Friend
Workmate
VIP
Others
Delete One Entry
E ntries
SIM All
Handset All
Family All
Friend All
Workmate All
VIP All
Others
Fixed Dial Control On
Add new
View
Delete
Phone Status SIM
Handset
Copy Manual Select Erase Original
Keep Original
Auto Select SIM All
Handset All
Speed Dial View
Change
Delete
2 Call Meters
Recent Call Missed
Received
Dialed
During Call Off
Time
Cost
Calling Display Call Timer Dialed
Received
Lifetime
Finally Call
Timer Reset
Call Charge
Money Balance
Call Setting Call Money Setting
Time & Cost
Call Alert Off
1 Minute
Auto Set
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3 Screen
Wallpapers Chang Everyday Activate
Background Blue
Gray
Green
Orange
Pink
Purple
Rainy
Red
Cream
Sand
Contrast Level 1 – 5
Back-light Duration 10 Seconds
15 Seconds
30 Seconds
Settings
Fix Activate
Settings
WelcomeNote Save
Delete
4 Mode
General Activate
Settings Call Alert
Ringing Tone
Volume Level
Key Volume
Rename Save
Delete
Silent Activate
Settings Call Alert
Ringing Tone
Volume Level
Key Volume
Meeting Activate
Settings Call Alert
Ringing Tone
Volume Level
Key Volume
Outdoor Activate
Settings Call Alert
Ringing Tone
Volume Level
Key Volume
Customzied Activate
Settings Call Alert
Ringing Tone
Volume Level
Key Volume
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5 Date & Time
Alarm Off
Once Set Time
E veryday Set Time
Calendar Set Date
Date & Time Set Date
Display Mode No Display
Date Only
Time Only
Date & Time
Once Set Time
E veryday Set Time
Once Set Time
E veryday Set Time
Date & Time Format Date Format YYYY/MM/DD
DD/MM/YYYY
MM/DD/YYYY
Stopwatch
Count Down Set Timer
Set Time
Power Off Off
Power On Off
Time Format 12 Hour
24 Hour
Time Zone View
Change
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Menu Map
6 Settings
Normal Settings Language English
繁體中文
简体中文
Input Method Upper Case
Lower Case
Smart English
Number Input
Voice Volume Earpiece Volume
Earphone Volume
Key Lock Auto
Keypad Lock Now
Anykey Answer Off
On
Auto Answer Off
On
Factory Settings
Call Settings Own Number Sending Off
Sending On
Automatic Redial Off
On
Call Divert All Calls
When Busy
No Reply
No Response
Cancel All
Call Barring All Calls
Outgoing Int.
Out Ex Home
All Calls
When Roaming
Cancel All
Call Waiting Status
Activate
Deactivate
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Delete
Move
Add Available
Select Mode Auto Search
Manual Search
Security Settings Pin Lock On
Off
Change PIN
Change PIN2
Phone Lock On
Off
Change Code
Short Cut Key Up Key Long
Down Key Long
Left Key Long
Right Key Long
Network Settings Preferred Register
7 Extras
Menu Map
JAVATM JAVATM List
About JAVATM
Games FiveChess
Redcap
Blackjack
Tank War
Game Setting Volume
Data Download Area Download Melodies
Download Wallpapers
Calculator
Schedule Notebook View Today Records
Everyday
Every Week
Every Month
Every Year
All Records
Add new Edit
Detail set
Save
Delete One E ntry
All Records
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8 Messages
Message
Outbox
MESSAGE Draftbox
Write Message
Delete Select delete
Inbox
Outbox
Draftbox
Delete All
Voice Message Listen To Voice M essage
Voice Mailbox Number
Broadcast Broadcast Off
On
Channel Show List
Add To List
Settings Validity Period 1 Hour
6 Hours
12 Hours
1 Day
7 Days
15 Days
30 Days
SMS Center
Inbox
9 WAP
Homepage
Bookmarks Bookmark 1-5
Last Page
Navigation
Empty Cache
Settings Profiles China Mobile
China Unicom
WAP Profiles 3
Features Image Download
Character Set
Bearer
History
10 STK
The availability depends on your network service provider.
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4.Disassembly & Assembly
4.1 Introduction To Disassembly & Assembly
4.2 Tool Required
4.3 Exploding Diagram &Parts List
4.4 Disassembly Steps
4.5 Assembly Steps
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4. Disassembly & Assembly
4.1Introduction To Disassembly & Assembly
DB-6568 Housings: are tightened by 4 screw nuts in Battery Slot。
The LCD is very fine part and easy to be broken, so be careful when disassemble it 。
You must put on completely electrostatic protection wrist ring when disassemble and assemble
any handset 。
Do not place any heavy object on mobil e housings; or You will damage the mobile。
!!Notice!!
There are many handset components that easy to damage by ESD effects. Make sure that they have fully
ESD protection when operation、shipping、and troubleshooting。
4.2 Tool Required
We suggested that use the following tools to disassemble and assembleDB-6568
ESD Protection Tools including：
n ESD Protection Pad
n Grounded Wire
n Grounded Wrist Ring
n Plastic Blade
n T6 Torx Screwdriver
n Pliers
4.3 Exploded Parts Diagram
l DB6568
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4.4 Disassembly Steps
l DB6568
1. Open Battery Pack。 2. Take Off Screw Nuts.
3. Open From Rear Housing. 4. Disassemble Hooks On Both Sides
5. Take Off Ear Phone Cover.
6. Take Off PCBA.
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