Welcome to Mobile Phone Guide

If you like to repairing your own mobile phone without using help from third party or service center, here you can find the mobile phone tips and tricks. Unlocking mobile phone, Flash mobile phone, mobile phone schematic, SIM solution, no signal, LED ways, keypad solution, mic and speaker solution and many jumper ways. Many repair tips and tricks from Nokia, Samsung, Motorola, Sony Ericsson, Sharp, LG, Siemens, I-mobile, Chinese mobile phone and other brand. Also you can view many mobile phone secret code here. Feel free to browse our content. Have a Nice Day! :)

Complete Blackberry Schematics

Complete Blackberry Bold and Javelin SchematicsComplete Blackberry Schematics DownloadComplete Blackberry Storm Schematics

Table Of Contents

- Blackberry 8900 (Javelin) Block Diagram
- Blackberry 8900 (Javelin) PCB
- Blackberry 9000 (Bold) Block Diagram
- Blackberry 9000 (Bold) PCB Front
- Blackberry 9000 (Bold) PCB Back
- Blackberry 9500 (Storm) Block Diagram
- Blackberry 9500 (Storm) PCB

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Nokia N73 Schematics

Nokia N73 Schematics Download

Table Of Content

- Frontpage
- System connector
- RAP3GS & FM Radio
- User interface
- Camera
- RF Part
- Signal Overview
- Component finder

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Nokia N95 Service Manual

Nokia N95 Service Manual Download

Table Of Content

- Introduction
- General Repair Information
- Pathfinder for workshop staff
- Exploded view
- Spare parts overview
- General recycling recommendation
- Level 2 solder components
- Nokia Online (NOL)
- Service Tools
- SW-Update
- Upper block disassembly
- Upper block assembly
- Lower block disassembly
- Lower block assembly
- Legend for quick trouble shooter
- Quick trouble shooter - Power ON
- Quick trouble shooter - Charging
- Quick trouble shooter - No Service
- Quick trouble shooter - WLAN/Bluetooth
- Quick trouble shooter - GPS
- Quick trouble shooter - Earpiece
- Quick trouble shooter - IHF Speaker
- Quick trouble shooter - Display
- Quick trouble shooter - Microphone
- Quick trouble shooter - ITU Keypad
- Quick trouble shooter - S60 Keypad
- Quick trouble shooter - MM Keypad
- Quick trouble shooter - Review Key
- Quick trouble shooter - Volume Keys
- Quick trouble shooter - Camera Key
- Quick trouble shooter - Flashlight
- Quick trouble shooter - AV Connector
- Quick trouble shooter - USB
- Quick trouble shooter - CMOS Camera
- Quick trouble shooter - Main Camera
- Battery Test

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General Nokia 8810 Secrets Codes

IMEI number
Software Version

More nokia secret codes:

Spelling out the word HELP you get customer service, kinda cool

On the main screen type

*#06# for checking the IMEI (International Mobile Equipment Identity).
*#7780# reset to factory settings.
*#67705646# This will clear the LCD display(operator logo).
*#0000# To view software version.
*#2820# Bluetooth device address.
*#746025625# Sim clock allowed status.
*#62209526# - Display the MAC address of the WLAN adapter. This is available only in the newer devices that supports WLAN like N80

#pw+1234567890+1# Shows if sim have restrictions.

*#92702689# - takes you to a secret menu where you may find some of the information below:

1. Displays Serial Number.
2. Displays the Month and Year of Manufacture
3. Displays (if there) the date where the phone was purchased (MMYY)
4. Displays the date of the last repair - if found (0000)
5. Shows life timer of phone (time passes since last start)

*#3370# - Enhanced Full Rate Codec (EFR) activation. Increase signal strength, better signal reception. It also help if u want to use GPRS and the service is not responding or too slow. Phone battery will drain faster though.

*#3370* - (EFR) deactivation. Phone will automatically restart. Increase battery life by 30% because phone receives less signal from network.

*#4720# - Half Rate Codec activation.

*#4720* - Half Rate Codec deactivation. The phone will automatically restart

If you forgot wallet code for Nokia S60 phone, use this code reset: *#7370925538#
Note, your data in the wallet will be erased. Phone will ask you the lock code. Default lock code is: 12345

Press *#3925538# to delete the contents and code of wallet.

*#7328748263373738# resets security code.

Default security code is 12345

Unlock service provider: Insert sim, turn phone on and press vol up(arrow keys) for 3 seconds, should say pin code. Press C,then press * message should flash, press * again and 04*pin*pin*pin#

Change closed caller group (settings >security settings>user groups) to 00000 and ure phone will sound the message tone when you are near a radar speed trap. Setting it to 500 will cause your phone 2 set off security alarms at shop exits, gr8 for practical jokes! (works with some of the Nokia phones.)

Press and hold “0″ on the main screen to open wap browser.

Motorola Secret Codes

IMEI number:
Code to lock keys. Press together *7
Note: [] (pause) means the * key held in until box appears.
Select phone line - (use this to write things below the provider name):
[] [] [] 0 0 8 [] 1 []
Add phonebook to main menu:
[] [] [] 1 0 5 [] 1 []
Add messages to main menu:
[] […]

Nokia 3210 Keypad Problem Solutions

Below you can find keypad ways for old Nokia 3210

Nokia 3210 keypad ways

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2. Nokia 3200 Keypad Jumper Ways


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