New solid fix for Samsung Vibrant Galaxy S GPS - General Questions and Answers

Hi everyone!
For some time now I have been researching on how to make my GPS on my phone (Samsung Vibrant T959 Froyo 2.2) work the way it should. I have tried everything with failure until a few months ago.
I wanted to share my success with you. I know this GPS bug has been a thorn on everyone's side.
I do hope this works for everyone who trys it. If you have my phone it should. Good luck.
As of today I finally found a rock solid configuration that actually works and I would not be posting my findings on this website if it was not a solid fix.
It does involve going into the phones GPS settings. You will only need to do this once. I have tested this only on my Samsung Vibrant (T959) for over 2 months. As of today I still receive 12 satellites with 5 to 7 fixes. For the first fix ranges from 1 second to a Max of 15 seconds. Accuracy ranges from 10 feet to 37 feet. Remember, this is inside my home and not outside. Outside is even better of course.
If everyone who trys this please post your findings along with your cell phone info. This way anyone who reads this can possablity benefit from it.
GPS FIX For Samsung Vibrant Galaxy S (T959):
Please follow to the letter.
Update your phone to froyo 2.2 if you can. I don't think its necessary.
Go to your dialer and enter
this line below
*#*#3214789650#*#*
You should now see your phones
menu(lbstestmode).
Select - Application Settings.
Check each setting and match
To what you see below.
Session Type = Tracking
Test Mode = S/W Test*Operation Session Mode = M S Based
Start Mode = Hot Start
GPS Plus = On
Dynamic Accuracy = On*
Accuracy = 100*
GPS Logging = Off
Go back once. This will bring you back to the main menu.
Now SELECT SUPL/CP
Match what you see here to the
settings you see on your phone.
Server FQDN Type
= Custom Configuration
Server = supl.google.com
Server Port = 7275
Secure Socket = On*
AGPS Mode = SUPL
Now go back until you see your dialer or home screen.
REBOOT YOUR PHONE!
Go into the Android Market and Search for Samsung GPS Restore.
Download and Install GpsRestore.
Now search for GPS Doctor. You will need to purchase this. If it does not work for you, you can get a refund as long as you quickly do the refund. I used the purchased one which I know works.
Once you install both apps run GPS Doctor first! This must be run first. Run this first then select manual fix. Do all three options first. Then select advanced operations and run each one. You should only need to run this once. Close out gpsdoctor.
Now run GPSRestore. Once you get all green, then your done.
REBOOT
Then
REBOOT AGAIN!"
Check out your GPS useing any or your GPS apps.
I hope this works for you. If you have a question you can email me.
BTW I do not own any of these programs or promote them.
John

What about if GB 2.3 or higher? Do you think it'll werk or only on FROYO

kawika said:
What about if GB 2.3 or higher? Do you think it'll werk or only on FROYO
Click to expand...
Click to collapse
Hi, I really can't say for sure. I Can only tell you it works on my phone. You can try it but copy over your GPS settings so you can go back to what you had. I don't think any of the apps I listed will harm your phone but make sure you do a backup.
It was a 100% improvement on my Samsung Vibrant. Hope this helps
John

Related

Possible GPS Fix?

Okay I had to repost this. Ages ago when I first got my HTC Touch (Vogue) and finally got the 6.1 upgrade from telus there was a ton of hurdles to get over to get the GPS working...
That said.. my Vogue gets a lock literally within seconds each and every time. It's a pain to go to the touch pro (ATT FUZE) which takes minutes.. if it even gets a lock at all in tomtom. I'm just wondering if a similar fix that was used for the Vogue could be applied to the fuze..
I'll list the process below and let me know what you guys think.
Aaron McCarthy said:
Alright.. Thanks to
Originally Posted by ghettofreeryder on howard forums.
Alright, I think I got to the bottom of this gps nonsense. I belive the problem is that the GPSone data in the radio is not set up properly. I opened up the settings with QPST, and the PDE informaiton is not setup.
the settings should be as follows
Allowed = checked
Assistanc-Spherical = checked
PDE IP Address = 216.198.139.92
PDE Port Number = 8889
PDE Transport = IP
Position Calculation = PDE
This process is a bit.. not tedious or anything but just safty's sale for a good read look at the thread linked below for a guide to getting the QPST program working.. how to get it to connect to your phone etc. Side note.. You have to install the WModem drivers on your computer in order for it to connect properly and you'll need to install the GetSPC program on your phone in order to get the service programming code. That said.. you also need to download the QPST program (obviously). All of which (including the guide) here: http://wiki.xda-developers.com/index.php?pagename=TitanGpsFix
You'll need to run the GetSPC program on your phone. when you open QPST and you add the COM4 port and you open the service programming it should say your ESN HEX at the top put that code into GETSPC (again GETSPC runs on your phone) and then it will generate your SPC..in the service programming click read from phone and enter the SPC it generated for your and it should work. Thats the code you need to get access into the phone via QPST.
Now follow that in order to connect to the program and go pretty much to where you have to put in all that information ghettofreeryder gave us. Make sure you redial the ##3424 code to get out of the settings in your phone.
Then once that's done. Download a1Jatts smartgps cab which will activate the smartgps in the registry of the phone. Do a soft reset and you are good to go. Make sure you put in ALL the right information. I forgot to put in an 8 in the PDE Port Number at first so I had 889 not 8889. I didnt get any quicker locks so checked and put in the right number and worked like a charm. I got locks on 6-7 satellites in my basement with a few seconds.
Click to expand...
Click to collapse
Now obviously the IP address wont be the same as thats the IP for Telus.. but .. I mean come on.. my phone literally gets a lock in seconds even indoors! So this has to some how be able to help us out with the touch pro! If it cant maybe some variation of this method can.
okay so we're up to almost 300 views and not a single responce.... I take it that means no one really has any idea's if this would work or not. I'd give it a shot myself but I have my wedding in 5 days so I dont really have time to mess around with this.. maybe after though!
to my mind the 300 views are because of the title of your thread. most people searching for a solution for the gps problem do it because of the lag. fixing satellites is as fast as with my kaiser. the only problem is the lag.
i´m sure you would get a quick fix when you disable agps and use quickgps.
Aaron McCarthy said:
okay so we're up to almost 300 views and not a single responce.... I take it that means no one really has any idea's if this would work or not. I'd give it a shot myself but I have my wedding in 5 days so I dont really have time to mess around with this.. maybe after though!
Click to expand...
Click to collapse
Matthes42 said:
to my mind the 300 views are because of the title of your thread. most people searching for a solution for the gps problem do it because of the lag. fixing satellites is as fast as with my kaiser. the only problem is the lag.
i´m sure you would get a quick fix when you disable agps and use quickgps.
Click to expand...
Click to collapse
I have agps disabled and update quickgps religiously, but I'm not sure how much quickgps really helps. When I've been using the gps regularly, I get locks (in TomTom) in under a minute. If I haven't used the gps in a few days, even with a fresh quickgps update, the satellite screen shows the position of 6-9 satellites, but the gps still takes 10 minutes or more to start reporting data and secure a fix.
Just my .02
GPS Issues
I have similar problems on my AT&T Fuze. On the first run of google maps or Pocket CoPilot it works great with a lock on of usually 1 min.
But if I need to shutdown the app for any reason and restart it, then the software will say, GPS not found, then GPS found looking for signal, then go back to GPS not found and keep cycling like this.
What usually fixes this is a soft reboot. I certainly hope a patch can fix this.
It is a pain, especially when my Tilt did not do this.
James

Does GPS work, or does GPS not work?

I am currently following a few websites to keep my news upto date with my ATT fuze. I have tried just about every single possible solution to get my GPS to work. Disabled aGPS, tried GPSTest, flashed various ROMs, tried various GPS programs, change poll interval to 500 ms, etc, etc.
I have owned this phone for 4 months now and I have yet to get a satellite lock to work. The closest I ever got was GPTtest running showing 6-7 different satellites in view, trying to connect to about 3 of them. I left that running for nearly 2 hours, and no luck. Whats the deal?
Please do not tell me to use the search function because I have searched XDA as well as google, and they all end up in the same place of speculation on why the GPS might not be working, but none of the said methods actually make it work.
It works man. I ran 6.5 beta with Google Maps installed. Took me to a location I've never been to and back.
xgm541, before using AGPS, do you have the right gprs settings for your phone? Have you confirmed that your gprs works?
Anyway, for the gps, read up on my thread about me finding an alternative way to get a better fix.
HERE:
http://forum.xda-developers.com/showthread.php?p=3514443#post3514443
Also, make sure you flash your radio if possible. Read up on the radio thread and i am sure other ATT users have posted the performance of GPS based on the Radio.
I am not an ATT user, as i am from Malaysia. So i am unable to help you on the AGPS part.
I second arvin's suggestion on flashing a radio. If you're in the US, I highly recommend 1.12.25.19, I have AGPS and GPS logging disabled, use GPS Test and always get a cold fix in less than a minute outdoors.
yeah ive got no issues with it, used it last weekend in the car and worked perfectly.
GPS definitely works. Flash the latest leaked AT&T rom, and just try it out. Don't flash cooked ROMs but the stock leaked ROM. If GPS doesn't work in that ROM then something is wrong with your particular phone. I'm in California and I get locks in under 7 seconds, and I'm using wm 6.5
GPS is about all that im unhappy with, on my fuze.
It does work, i placed a 3 stage multicache using only my fuze with googlemaps/GCz last week and everyone whos found the cache say my coords. were almost dead on. (coords were an average of around 20 readings at each site)
My trick (doesnt work fast but it works) is to turn on gmaps let it sit there for
1 min while it gets a lock, then switch to my gps (geocache) program and i have nps. I cannot get any other programs to lock or hold the gps without first running the googlemaps program. And everyonce inwhile as soon as i turn it on ill lock up 10 birds. Doesnt make much sense, and i too have played with all i could find (agps,baud,comport, windows settings etc)
good luck
I am using the standard HTC-ROM. All of these settings have been extensively tested in Europe the Netherlands. These are really the optimal, after testing many buffersizes, pollintervals etc. The most crucial one is PollInterval and SleepOnNodata needs to be equal or larger than PollInterval. Disabling or enabling windows GPS logging does not matter, as it is only used for debugging according to MSDN. If you start using AGPS (I Don't!) then make sure all settings are correct to download the info from your provider (mine does not support this and thus it is turned off in these settings).
0) Assuming that the hardware is still OK do the following:
1) Go to settings > System > external GPS.
Check if all options are still normal.
Program port is COM4.
Hardware port : none.
Baudrate : 4800.
Access: Check automated GPS control.
NOTE that an external connected GPS (e.g. Bluetooth device) unit will have a baudrate of 4800. The internal which resides at Com4 has a standard baudrate of 57600. These settings need to be checked to make sure they are still this way and it will also give Windows automated control of the GPS system.
2) You need to install Advanced Config 3.3.
http://www.touchxperience.com/fr/out…ol-32-cab.html
With Advanced config 3.3 under GPS:
1. disable A-GPS
2. disable GPS logging
3. logfile name must be empty
4. old logfile name must be empty
5. maximum size of logfile must be 0
6 delete the files : \windows\GPSLogFile.txt and \windows\GPSLogFileBack.txt
After these settings the tool will soft-reset your mobile.
3) Then edit registry with TotalCommander
http://ghisler.fileburst.com/ce/tcmdpocketarm.cab
Don't make any errors here, check your steps carefully.
Under: HKLM\SYSTEM\CurrentControlSet\GPS Intermediate Driver\
- Drivers\GpsOneDevice\PollInterval -> 100 (default is 1000)
- Drivers\InputBufferSize -> 512 (default is 4096)
- Drivers\OutputBufferSize -> 512 (default is 4096)
- Drivers\SleepOnNoData -> 100 (default is 1000)
- Multiplexer\MaxBufferSize -> 512 (by default not present, you have to create it, make a Dword value)
After these settings are in place, restart / soft reset your device.
4) Run the program QuickGPSfix and download the new data.
This step needs to be repeated anytime it is outdated.
5) Download and install the HTC GPS Tool.
http://rapidshare.com/files/84815853...C_GPS_TOOL.cab
Upon starting it should show COM4 and a Baudrate of 57600.
Go outside the house, preferably with good weather.
Hit the "Open"
Hit the "Nav. Int."
Leave all as is, no need to change the options.
You should now start to see the GPS data flow over your screen in the grey area. Wait patiently, the first fix can take up to 10 minutes (afterwards it wil go faster). If it fails it sometimes seems to help to move around a little bit and to reboot your device if it takes way to long (+10 mins).
See if you have any red bars below the satellite numbers (signal strength per satellite) When you get a fix, the bars and satellites to which it is connected will show up green. If there are no red bars here, no data flow etc then there is something wrong with the ROM / radio combination and your phone.
Close this program if you have a fix.
6) Start-up Google maps. Wait for it to download the basic map information, so you don't have any interference from the "now downloading data" message. Then start the GPS use. Fix should now go fast. Once it has a fix you can start moving towards your destiny.
From now on use HTC GPS tool to get a fix.
Close this program, start the program with which you want to use GPS.
Good luck, Jouke.
GPS works good enough.
I definitely suggest radio 1.11 or later.
Of course best to get the whole 5.05 ROM.
Work great! To nearly perfect location!
I'm using the ATT test ROM and google maps with street view.
Works better than any phone I've ever owned when the test ROM or a derivative is running the show. Matching radio must be used. I've tested the Ralphael 1.12.25.19 (shipped with test ROM) and the Blackstone 1.13.25.24 so far.
Messed around a bit more and got instant 10 sats after changing to
baud rate of 9600 on com4... i guess the windows management of the gps is most of the problem (?).
I had the same exact problem as you. I couldn't get a lock no matter what I tried, I was thinking of going back to the Kaiser. I then decided to change my radio from the .32 to the 1.12, left GPS Test running for about 30 minutes, still no lock.
I was standing on the balcony of my apartment....
Then..... when I got into my car I tried again and I got a lock in under 30 seconds..
Not to insult your intelligence by any means. BUT, are you outside in the open?? Because once you have set those settings that everyone here has asked you to do. It should work.
Here is what I did.
Change the stock radio. I believe this to be the main culprit. 1.12 works good. then set your standard GPS settings to Baud 96**** and to COM 4. Run GPS test in the open, outside.
It should work. I sometimes mess around with the AGPS settings. I mainly leave it off because I honestly have no idea what it is.
I get a lock in under 1 - 2 minutes every time. However, I am having a problem with the speed of the GPS. I use TomTom 6 and sometimes my triangle cursor wiggles oscillating from left to right. I don't know why. and also sometimes it is delayed.
I have yet to find a fix for this, I would be glad if someone can please help. I'm not sure if this is a video problem or a GPS problem.
Worked Both Ways
I've had my Fuze since just before ATT released them, and the GPS worked fine for me, once I could get a signal, obviously a big issue. I followed all of the GPSidfix cab etc and they helped, had to load GPS Test to prime, once it got a full lock and said running I could use Google, TomTom 6 or Livesearch and get instant locks.
I don't flash ROMs, but finally broke down and put the ATT Leaked Rom on my Fuze, and bammmmmm. GPS is almost instant in every single one of those applications, we're talking 2 or 3 seconds when I'm outside. I get locks in my house when I'm by the windows as well.
I haven't driven today, so I can't speak to lag etc or other issues, but once I knew the lag it never bothered me that much. Overall, the new ATT Leaked ROM has been awesome for GPS.
i never changed my radio, am using the stock radio on a fuze bought 1 1/2 months ago, i disabled agps and am using com4 baud 9600 super fast gps now.
GPS Position Lag w/ internal (built-in) GPS receiver
freekquency said:
i never changed my radio, am using the stock radio on a fuze bought 1 1/2 months ago, i disabled agps and am using com4 baud 9600 super fast gps now.
Click to expand...
Click to collapse
I can second or third... that.
Firstly, I don't mean to invalidate any previous comments, posts or fixes, or insult anyone's intelligence. I just merely report my VERY UNSCIENTIFIC findings.
I've had my ATT Fuze (HTC Touch Pro) for about 3 months now, and I've tested various GPS apps in the quest of finding out whether the hardware is the one to blame for the GPS POSITION LAG. I'd like to share my personal findings so that it may help others.
The ONLY GPS application that I can say that come very close to NOT having GPS POSITION LAG is Mobile Navigator 7.3.1 (build 137). On top of that, this version of Mobile Navigator is the only one so far to be ALMOST right on when the destination is reached. Other applications that I've tried always show the destination is 2 or 3 houses down the street.
The following applications I've tested all have position lag: one previous version of MN7, IGo8, TomTom 7, iGuidance, Garmin XT, and NDrive.
Did I use the registry tweak as suggested in previous post and did it resolve the lag?
Yes, I did try the tweak. But personally, I don't think it solved the problem.
Did I change to different ROM or Radio?
No. Everything on the phone is stock ATT Fuze.
So, is the hardware or HTC the one to blame for the lag?
Sorry! YOU have to come to the conclusion on this one.
I have a related problem, with the GPS device freezing (?) at high speed. I drove recently in Germany, and up to 120km/h my navigator (HTC-TP + Destinator 7) worked fine. When I drove faster it just stopped tracking, and resumed when I slowed down below 120km/h resumed.
Anyone experienced that or has an idea how to fix it?
Kepela523 said:
I had the same exact problem as you. I couldn't get a lock no matter what I tried, I was thinking of going back to the Kaiser. I then decided to change my radio from the .32 to the 1.12, left GPS Test running for about 30 minutes, still no lock.
I was standing on the balcony of my apartment....
Then..... when I got into my car I tried again and I got a lock in under 30 seconds..
Not to insult your intelligence by any means. BUT, are you outside in the open?? Because once you have set those settings that everyone here has asked you to do. It should work.
Here is what I did.
Change the stock radio. I believe this to be the main culprit. 1.12 works good. then set your standard GPS settings to Baud 96**** and to COM 4. Run GPS test in the open, outside.
It should work. I sometimes mess around with the AGPS settings. I mainly leave it off because I honestly have no idea what it is.
I get a lock in under 1 - 2 minutes every time. However, I am having a problem with the speed of the GPS. I use TomTom 6 and sometimes my triangle cursor wiggles oscillating from left to right. I don't know why. and also sometimes it is delayed.
I have yet to find a fix for this, I would be glad if someone can please help. I'm not sure if this is a video problem or a GPS problem.
Click to expand...
Click to collapse
TomTom7 also isnt working perfectly for me. It seems to be about 3-5 seconds too slow. It shows me at the street after I have already passed it. I made the registry setting changes that were posted earlier and will test the lag this afternoon ( it may be the Polling Interval being set to 1000 vs 100 i hope. I will report back to say if it has helped

[FIX] Updated: GPS Tracking Issues (Optional FIX)

Team,
boodies posted this in the General section and thought it should be here as well, due to its nature.
Props goes out to boodies, Great Find!!
http://forum.xda-developers.com/showthread.php?t=728611
I tried this and all GPS and compass issues are now fixed. GPS locks on accurately in just a few seconds.
***This fix may not work if you live outside of USA.***
##You can play with the settings if you want to. If you FUBAR your GPS a simple factory reset will return your setting to default. You can do this without going into recovery buy going to Settings / Privacy / Factory data reset.##
Edit:
***************************************************************
Tested Procedure:
1 - Disable "Use Wireless Networks" - Settings / Location & Security
2 - Dial *#*#1472365#*#*
3 - Under "Application settings" Change "Operation Mode" to MS Based
4 - Under "SUPL/CP Settings" Change the SERVER & PORT to supl.google.com and port 7276 [ Do not use www. in front of supl]
5 - REBOOT
6 - Turn back on the "User Wireless Networks"
********************************************************************
Original settings:
Operation Mode: Standalone
Server: www.spirent-lcs.com
Port: 7275
*****************************
Optional New Fix:
1 - Dial *#*#1472365#*#*
2 - Go outside to get an unimpeded GPS fix.
3 - Choose Delete GPS Data button.
4 - Choose Get Position Test button. Let it run for 3 min or until you have 10 to 12 Sat locks and back out.
Thanks goes to Onlyloki for this method.
Haven't had time to test it thoroughly. You may want to do this in conjunction with the first procedure and then do the optional if the first procedure did not work for you. I did both and my GPS is locking even faster. Let me know what you think...
Just some more info I dug up:
Quote from http://www.vzwdevelopers.com/aims/public/menu/lbs/LBSFAQ.jsp
"In MS-Based mode, the network provides the satellite information to the device, based on a rough estimate of where the device is located, and the device acquires the GPS signals from the satellites and calculates its location. After the initial fix, the device operates like an autonomous GPS receiver, until the satellite information must be refreshed, at which time the device goes back to the network to update the satellite information. MS-Based mode is appropriate for applications that require the device location to be updated rapidly, such as a navigation application. Can the GPS work in autonomous mode? No, the GPS receiver requires the assistance of the network elements to acquire its initial location fix."
With the rapid updating we could see an increased drain on the battery. I have not confirmed that yet. If anyone can let us know.
Edit #2:
I was informed by a sales rep at T-Mobile that Samsung is aware of the issue and is going to fix the GPS and the compass issue in their first update.
Mine seems to be working fine after flashing back to stock firmware.
I wasn't able to get a lock before or after the original fix above. After performing the second fix I was able to get a lock but the phone only picked up 8 satellites.
Any idea if I'll have do the second "fix" every time I want a GPS lock?
I was finally able to get a lock using both procedures, but it couldn't track me if I moved.
Sent from my SAMSUNG-SGH-I897 using XDA App
rabydanimal said:
I wasn't able to get a lock before or after the original fix above. After performing the second fix I was able to get a lock but the phone only picked up 8 satellites.
Any idea if I'll have do the second "fix" every time I want a GPS lock?
Click to expand...
Click to collapse
Should be pernament 8 sats is ok, good enough. Reboot and test in Google maps, should be set.
polarbee said:
I was finally able to get a lock using both procedures, but it couldn't track me if I moved.
Sent from my SAMSUNG-SGH-I897 using XDA App
Click to expand...
Click to collapse
reboot phone and go for a car ride. Use g-maps to get lock and the switch to nav app.
designgears said:
Mine seems to be working fine after flashing back to stock firmware.
Click to expand...
Click to collapse
Same for me. I flashed the stock rom in the other thread, went outside and had a gps lock at 5m in less than 30 second. It locked at 30m in less than 10 seconds. Before this, the best I had was 30m after a long time and it wouldn't track me in my car hardly at all. I will test further tomorrow on my way to work.
Thanks! This worked great, I'm glad I have working GPS now.
Can anyone post what the settings in Application Settings are supposed to be? I might have changed something in there that makes my GPS off by ~150 yards consistenly...
abuthemagician said:
Can anyone post what the settings in Application Settings are supposed to be? I might have changed something in there that makes my GPS off by ~150 yards consistenly...
Click to expand...
Click to collapse
You can do a factory reset and reset all the settings to stock
Blarg. I am really not in the position to do a factory reset after I just got my phone the way I like it... Anyone else?
I wrote them down before I started...
“Application Settings” change “Operation Mode” to Standalone & “Skyhook” to OFF
“SUPL/CP Settings” change “Server” to www.spirent-lcs.com “ServerPort” to 7275
what about the others under application settings? I think it was one of those.
Samsung GPS fix is coming in September
This is cool :
"Samsung is testing software to optimize GPS on Galaxy S phones. Look for updates in September. Details & download instructions to follow."
Source: Samsungservice twitter
meatrocket said:
I wrote them down before I started...
“Application Settings” change “Operation Mode” to Standalone & “Skyhook” to OFF
“SUPL/CP Settings” change “Server” to www.spirent-lcs.com “ServerPort” to 7275
Click to expand...
Click to collapse
Thanks for the info!
This is old info and does not fix tracking issue. It only helps lock times. This is already posted in general 3 or 5 times.
not sure if anyone else has addressed this issue but the AGPS is disabled according to the settings.db file. maybe thats the problem?

Help GPS Settings

I can stand the Gps issue anymore! Can anyone provide me with the best GPS setting Available? Im running the stock room with the JH7 update. Plz help before i shoot myself in the foot.
Sent From My Samsung Captivate.
Get a new phone
Sent from my SAMSUNG-SGH-I897 using XDA App
There are no one set of quick settings that will work in all instances. You have to search and try each one untill you find the one that works the best for your situation.
For what it's worth, since flashing Cognition Roms v2.3b4 has been the best I have seen so far.
Best GPS setting for this phone is to look at a street sign and cross reference a map
Sent from my SAMSUNG-SGH-I897 using XDA App
i really think u need to get a replacement. some guy has already said that the settings are just messing up with AGPS, which is no where real GPS and thus will never help to get a fix with 10m accuracy
I know I was the first to reply and said to get a new phone but I was kidding. I do have a fix that has worked for me on just about every ROM I have used. Feel free to try it out and I am not responsible if you become the proud new owner of a $200 paper weight.
1. Download these GPS files @ http://forum.xda-developers.com/showthread.php?t=831725
2. Flash these to your phone using Rom Manager
3. Access LBS test mode. If on Eclair dial *#*#1472365#*#*. If on Froyo download SGS tools from the market and run the secret code for LBS Test Mode.
4. Once in LBS Test Mode go into SUPL/CP and change it to supl.google.com and the server port to 7276 and change the SUPL Secure Socket to OFF if it already isn't.
5. Click the back button and click delete GPS Data.
6. Go outside and click get position test and wait. Once it locks for the first time let it continue to scan for about 2 mins. After the initial 2 mins click the back button and click the get position test button again. This time you should get a lock within 15-25 seconds with at least 8-11 satellites providing your view of the sky is clear and unobstructed.
If you have any problems with this let me know and I will help you out.
Also, this is not just a fix for getting a lock. It will track you with great accuracy. Download MyTracks from the market if you need real proof.
well... i have no issues with stationary lock ( < 20secs)... but phone realizes i am moving very slowly and laggy... what to do? JH7
Yuna said:
well... i have no issues with stationary lock ( < 20secs)... but phone realizes i am moving very slowly and laggy... what to do? JH7
Click to expand...
Click to collapse
Read my above post and try it on if you need a fix. It works or I would not put my name on it per say. Everything you need is included. All you need to do is put in about 10 mins of work.

GPS Solid fix for Samsung Vibrant.

Hi everyone!
For some time now I have been researching on how to make my GPS on my phone (Samsung Vibrant T959 Froyo 2.2) work the way it should. I have tried everything with failure until a few months ago.
I wanted to share my success with everyone. I know this GPS bug has been a thorn on everyone's side.
I do hope this works for everyone who trys it. If you have my phone it will. If you have a different phone it should
As of today I finally found a rock solid configuration that actually works and I would not be posting my findings on this website if it was not a solid fix.
It does involve going into the phones GPS settings. You will only need to do this once. I have tested this only on my Samsung Vibrant (T959) for over 2 months. As of today I still receive 12 satellites with 5 to 7 fixes. For the first fix ranges from 1 second to a Max of 15 seconds. Accuracy ranges from 10 feet to 37 feet. Remember, this is inside my home and not outside. Outside is even better of course.
If everyone who trys this please post your findings along with your cell phone info. This way anyone who reads this can possablity benefit from it.
GPS FIX For Samsung Vibrant Galaxy S (T959):
Please follow to the letter.
Update your phone to froyo 2.2 if you can. I don't think its necessary.
Go to your dialer and enter
this line below
*#*#3214789650#*#*
You should now see your phones
menu(lbstestmode).
Select - Application Settings.
Check each setting and match
To what you see below.
Session Type = Tracking
Test Mode = S/W Test*Operation Session Mode = M S Based
Start Mode = Hot Start
GPS Plus = On
Dynamic Accuracy = On*
Accuracy = 100*
GPS Logging = Off
Go back once. This will bring you back to the main menu.
Now SELECT SUPL/CP
Match what you see here to the
settings you see on your phone.
Server FQDN Type
= Custom Configuration
Server = supl.google.com
Server Port = 7275
Secure Socket = On*
AGPS Mode = SUPL
Now go back until you see your dialer or home screen.
REBOOT YOUR PHONE!
Go into the Android Market and Search for Samsung GPS Restore.
Download and Install GpsRestore.
Now search for GPS Doctor. You will need to purchase this. If it does not work for you, you can get a refund as long as you quickly do the refund. I used the purchased one which I know works.
Once you install both apps run GPS Doctor first! This must be run first. Run this first then select manual fix. Do all three options first. Then select advanced operations and run each one. You should only need to run this once. Close out gpsdoctor.
Now run GPSRestore. Once you get all green, then your done.
REBOOT
Then
REBOOT AGAIN!"
Check out your GPS useing any or your GPS apps.
I hope this works for you. If you have a question Ill be glad to help.
BTW I do not own any of these programs or promote them.
John
Nothing short of amazing! From no locks ever from where I sit indoors to a fix on 6 birds within 5 seconds!
Many thanks.
Wow. It's only taken a year for someone to figure this out. Maybe Samsung should put you on their payroll.
Sent from my ADR6400L using XDA App
Thanks so much! Been tired of the horrid GPS lock speed. A hot lock sometimes took a couple minutes, but ran a test overnight and it on average took 15+ minutes...

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