BenQ mobile EF51 User manual

Technical Documentation Release 1.1
TD_Repair_L1-L2_EF51_R1.1.pdf Page 1 of 38
Created by inservio GmbH for BenQ mobile GmbH & Co. OHG - Company Confidential2006©inservio
Service Manual
Level 1-2
for
EF51
Release Date Department Notes to change
R 1.0 05.07.2006 ISC S CES New document
R 1.1 01.08.2006 ISC S CES Layout changed

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Created by inservio GmbH for BenQ mobile GmbH & Co. OHG - Company Confidential2006©inservio
Table of Content
1. Unit Description of EF51...................................................................................................3
2. Spare Part Overview of EF51............................................................................................5
4. Disassembly of EF51......................................................................................................... 7
5. Assembly of EF51............................................................................................................15
6. BenQ Service Equipment User Manual.......................................................................... 22
7. Setup of the Software......................................................................................................23
8. Software basic settings...................................................................................................25
9. Software Download procedure....................................................................................... 26
10. Download PPF (Handset configuration)........................................................................ 27
11. Backup and Restore of Wap and Network settings...................................................... 29
12. Backup and Restore of Media Center content.............................................................. 30
13. Unlock Tool ......................................................................................................................31
14. International Mobile Equipment Identity, IMEI..............................................................32
15. General Testing Information...........................................................................................32

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1. Unit Description of EF51
Datasheet:
System •GSM 900/1800/1900, GSM 850/1800/1900
Battery •Li-Ion, 870 mAh
Stand – by Time •Up to 200h
Talking Time •Up to 4h
Dimensions •89 x 49 x 18 mm
Connectivities •USB 1.1, Bluetooth 1.2
Messaging •SMS, EMS, MMS
Highlights
Fully featured music solution including FM radio and music player
Recognizable music design, dedicated music keys and user interface
Music specials: Speech-to-Music™, audio & FM radio recording,
3D surround sound and 6 band equalizer, “show-lyrics” function
Enjoy music with a wireless Headset Bluetooth® Stereo as accessory
Technology
Music player (supports MP3/AAC/AAC+/WMA)
FM radio and recording
OMA & Microsoft® DRM
Bluetooth® (A2DP compatible)
20 MB, MiniSD™ card slot
262,144 colors, TFT, 128 x 128 pixels,1.6 inches
1.3 megapixel camera, 4x digital zoom
Design
Flip phone: music player-like design with special music keypad on the front;
numeric keypad inside the flip mechanism
Valuable, glossy finish

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Accessories
Bundled Headset Stereo and Data Cable USB
Headset Bluetooth® Stereo
Headset Adapters
Applications
Speech-to-Music™
Multiple/Folder music playlist
Lyrics & equalizer display during music playing
Qsyncher & Qmusic PC management

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2. Spare Part Overview of EF51
2.1. Overview Upper Parts
23
4
6
5
7
8
9
1
No. Description CM Order Number
1. Upper Case Shell L50658-A217-A16
2. RF Control Board L50658-A217-A21
3. Display Module L50651-Z1508-A204
4. Camera Module L50651-Z1508-A203
5. Keypad PCB L50658-A217-A7-1
6. Keypad L50658-A217-A10
7. Microphone Cap L50658-A217-A13
8. Earpiece L50612-Z3-C82
9. Side key Left L50615-Z77-C294

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2.2. Overview Lower Parts
10
17
14
15
13
16
11 12
No. Description CM Order Number
10. Lower Case Shell L50658-A217-A17
11. Battery Cover L50658-A217-A8-1
12. Battery L50645-K1310-X416
13. Keypad Flip L50658-A217-A18
14. Ringer L50604-F3090-X939
15. Mini SD Cap L50680-Q3550-A2
16. Vibra-Alert L50653-Z5-C490
17. Screws L50658-A210-A25

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4. Disassembly of EF51
All repairs as well as disassembling and assembling have to be carried out in an ESD
protected environment and with ESD protected equipment/tools. For all activities the
international ESD regulations have to be considered.
For more details please check information in c – market
https://market.benqmobile.com/SO/welcome.lookup.asp
There you can find the document “ESD Guideline”.
Step 1
Remove Battery Cover.
Step 2
Remove Battery.

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Step 3
Remove screws with the Torque –
Screwdriver.
T5+
Step 4
Remove Upper Case Shell from Lower
Case Shell by using the Alternative
Opening Tool.
Step 5

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Step 6
Remove RF Control Board by using
the Alternative Opening Tool carefully.
Step 7
Remove Ringer.
Step 8
Remove Vibra-Alert.

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Step 9
Remove Mini SD Cap by using
Tweezers carefully.
Step 10
Remove Keypad Flip by pushing the
Hinge downwards to release the
Cap.
Step 11

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Step 12
Remove RF Control Board from
Upper Case Shell.
Step 13
To avoid scratches it is mandatory to
place a Protection Foil onto the
Display.
Step 14
Turn the Display Module around.
Step 15
Loosen the Clip from the Flex Cable.

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Step 16
Remove the Display Module. Take
care of the Flex Cable.
Step 17
Remove Microphone Cap.

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Step 18
Remove Camera Module by
disconnecting the Flex Cable from
the socket.
Step 19
Remove Keypad PCB.
Step 20
Remove Keypad.

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Step 21
Remove Earpiece by using
Tweezers.
Step 22
Remove Side key Left.

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5. Assembly of EF51
Step 1
Assemble Keypad.
Step 2
Assemble Keypad PCB.

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Step 3
Assemble Earpiece.
Step 4
Assemble Side Key Left.
Step 5
Assemble Camera Module by using
Tweezers.

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Step 6
Connect the Flex Cable with the
socket.
Step 7
Assemble Microphone Cap.
Step 8
Assemble Display Module.

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Step 9
Insert the Flex Cable into the Socket
and push the Button down.
Step 10
Remove the protection foil.
Step 11
Assemble Upper Case Shell.

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Step 12
Push the Hinge inside to assemble
the Keypad Flip.
Step 13
Assemble Ringer.
Step 14
Assemble Vibra-Alert.

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Step 15
Assemble Mini SD Cap.
Step 16
Assemble Upper Case Shell and
Lower Case Shell.
Step 17