Contents
- A short review of SXG75 phone
- Before you begin
- Installing GpsTrackLive
- STEP 1) Get the java
- STEP 2) Put the Jar and this jad file in the same directory
- Getting rid of java's security questions
- Settings of the Phone
- STEP 1) Setup parameters of the internal GPS
- STEP 2) Deactivate "UTMS" , it just drains the battery with no good reason
- STEP 4) Disable Various things to optimize performance
- STEP 4) Setup GPRS
- Assign GpsTrackLive to a key
A short review of SXG75 phone
Siemens SXG75 is a very special phone. I love it and hate it at the same time
Plus:
- It has Intergrated GPS
- The phone can run Leonardo Live 100% ( i have tested 10 hrs continuous tracking)
- It can be customized/hacked to bypass ALL security questions.
- It has good GPRS preformance.
- It can be customized to start LeonardoLive with one of the keys (ie the camera key, or the browser key)
- It can run LeonardoLive in the background , saving further battery life
- Good battery: My used battery lasted 5 hrs continuous live tracking.
- It can found at a pretty low price second hand.
Minus:
- Midlets cannot be installed with BT. This makes on-field installations/upgrades very difficult.
- I found great difficulty in upgrading the midlet even with the various programs/hacks. It needs a PC cable and some effort.
- The export of tracklogs/logfiles to the Phone (the writing to the memory card) is EXTREMLY SLOW.
- The startup time of the GPS can take from 1 to 3 minutes.
- The accuracy of the GPS may be a bit low especially the altitude. ** NEEDS TESTING IN FLIGHT **
- The hack to bypass ALL security questions requires some small expertize
All in all this could be a good device in expert hands but too so good for personal use for everyday flying by non-pc-technical pilots.
Before you begin
NOTE: you need the USB cable
STEP 1) I have tested only with the latest firmware version. (SXG75_W5V0_xxInternational-LG04_26_0107_3GSwupFU_SGLPK) . I would reccomend tha you upgrade to this version. Search for this file on google and follow the upgrade instructions.
STEP 2) Install the Software from the CD on your PC, this installs the usb drivers as well.
STEP 3) Download and install on your PC Brew Mobile Commander (BMC)
STEP 4) Download and install JavaMidletInstaller
Installing GpsTrackLive
STEP 1) Get the java
Get the beta version especially for SXG75 from here (the Latest GpsTrackLive version will be made to work BUT also should a special JAD file that is needed for SXG75, so for now on just use the zip above)
STEP 2) Put the Jar and this jad file in the same directory
Start jmi , Browse and select either the jad or jar file and check "Java Applications"
Click "Install"
Getting rid of java's security questions
Now you have installed the midlet on the Phone. We need to sign it.
STEP 1) Open BMC and after you setup the ports for connecting to the phone connect to the phone.
You should be able to see the contents of the phone on the right panel.
STEP 2) Select from Menu "Phone"->"Java Permissions"->"Applications" .
STEP 3) See the "GpsTra199.ids" (the number 199 may differ) and right click on it -> "Change Permissions" , a dialog will pop-up
STEP 4) "Sign as Trusted" and then "Save to phone" , answer yes to all the questions.
STEP 5) On this same directory ( brew/mod/java_ams/install/applications/) goto to directory GpsTra199/ you will see a file GpsTra199.jad On your PC rename the GpsTrackLive.jad to GpsTra199.jad and copy from PC to Phone. Answer yes to questions.
STEP 6) make a directory in brew/shared/MyStuff called LeonardoLive you will need this from inside the JavaProgram to set as the place to save tracklogs and log files. This directory is accessed from inside the Java program as
/fs/MyStuff/LeonardoLive
Settings of the Phone
STEP 1) Setup parameters of the internal GPS
1) In the main startup screen of the phone type 000000 (that is six zeroos) and press the middle joystick button.
You will enter the "secrect menu"
2) Run "GPSone" and set the following
"User settings" ->"Session Type"-> "Tracking Mode (App-Driven)"
"User settings" ->"Operation Mode"->"Standalone"
Press the "c" (delete) key to exit the application and "Back" to exit the secret menu.
STEP 2) Deactivate "UTMS" , it just drains the battery with no good reason
From "Home" -> "Menu"-> "Settings"->"Network" -> "Mode selection"->"GSM Only"
STEP 4) Disable Various things to optimize performance
"Home" -> "Menu"-> "Settings"->"Connectivity"->"Bluetooth"->"Bluetooth Active"="Off"
"Home" -> "Menu"-> "Settings"->"Phone"->"Device Manager"
then
"Options"-> "Select Profile"->"Profile 2"
This will cut off firmware upgrades.
STEP 4) Setup GPRS
1)
"Home" -> "Menu"-> "Settings"->"Connectivity"->"Connect Profiles"
Delete everything in there and add a new one from "Options"->"Edit"
the only fields you need to edit are the profile name ie "GPRS" and the APN: which is specific to your provider
2)
"Home" -> "Menu"-> "Settings"->"Connectivity"->"Internet Profiles"
Delete everything in there
3) exit all menus and start the internet browser
"Browser settings"-> "Browser profiles"
Delete everything in there and add a new one from "Options"->"Edit"
the only fields you need to edit are the profile name ie "Internet" and select the "connection profile" to "GPRS" (the one you have created before. LEAVE proxy empty !!!
Assign GpsTrackLive to a key
Run BMC and select from Menu
"Phone"->"Assign Shortcuts"
On the phone image click on the button you wish to assign GpsTrackLive
then in the Field "function" paste
application/javaams?-V"Leonardo Live" -M"GpsTrackLive" -N1
and in field select "None"
then
YOU MUST CLICK ON THE MIDDLE BUTTON OF THE KEYPAD ON THE IMAGE OF THE PHONE IN ORDER FOR THE SETTINGS TO BE SAVED


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