Samsung Galaxy S i9000 USSD Codes Secret Codes

Secret Codes

 

note: these codes should activate automatically after the last character input*

Code	Description
*#0*#	testing mode
*#06#	view IMEI number
*#0011#	service mode signal status
*#1234#	display phones current firmware
*#*#4636#*#*	battery and other general settings like GSM/CDMA
*#*#7594#*#*	change the "Power" button action in your phone.
*#*#7780#*#*	Factory data soft reset
*#*#8255#*#*	Gtalk service monitor
*#*#273283*255*663282*#*#*	Opens a File copy screen where you can backup your media files
*#*#1472365#*#*	GPS test
*#*#197328640#*#*	service mode main menu
*2767*3855#	Factory Hard Reset to ROM firmware default settings
empty line	empty line

USSD Codes

note: after entering the codes you need to hit the Dial button

Code	Description
*#123#	it tells you if you are within your local area or roaming
*124#	balance check (only works for phone carriers that enables this service, else you get UNKNOWN APPLICATION message)
empty line	empty line

Partitions

based on XXJF5 stock 2.1#1

Partition	Size	Description
bml1	256 KB	contains boot.bin (262144 bytes), Primary Boot Loader (low-level hardware initialization)
bml2	256 KB	contains PIT file first 512 bytes
bml3	10240 KB	/dev/block/stl3 /efs
bml4	1280 KB	contains Sbl.bin (1310720 bytes) Secondary Boot Loader (loads the Linux kernel and passes the necessary arguments)
bml5	1280 KB	contains Secondary Boot Loader (for recovery, ect)
bml6	5120 KB	param.lfs /mnt/.lfs j4fs
bml7	7680 KB	contains zImage and initramfs
bml8	7680 KB	empty
bml9	293376 KB	factoryfs.rfs ( /system RFS Partition) /dev/block/stl9
bml10	137216 KB	dbdata.rfs ( /dbdata RFS Partition) /dev/block/stl10
bml11	35840 KB	cache.rfs ( /cache RFS Partition) /dev/block/stl11
bml12	12800 KB	modem.bin

[edit] Good Forum Topic Index

How To compare two Firmwares via Changelog http://forum.xda-developers.com/showthread.php?t=752747
Night Mode Photo Samples & Reviews http://forum.xda-developers.com/showpost.php?p=7674151&postcount=3
i9000 Secret Codes http://forum.xda-developers.com/showthread.php?t=721111
How to unlock all SGS http://forum.xda-developers.com/showthread.php?t=761045
How to install the Download/Recovery Mode fix (3 Button Disabled SPL fix) http://forum.xda-developers.com/showthread.php?t=785201
How to spot fake battery vs. OEM battery http://forum.xda-developers.com/showthread.php?p=7953322
A maintained & up to date List of Good Apps for SGS http://forum.xda-developers.com/showthread.php?t=765081
Reset battery stats (battery status bug) http://forum.xda-developers.com/showthread.php?t=722862
Parts Inside Galaxy S http://forum.xda-developers.com/showthread.php?t=796241

[edit] Samsung Galaxy S reviews & Comparisons

Galaxy S Drop Test & Scratch Test http://youtube.com/watch?v=6xASJobjD68
Galaxy S vs HTC Desire - 3D Games http://youtube.com/watch?v=dpP5QljEqow
Galaxy S vs HTC Desire - Stock Apps http://youtube.com/watch?v=yvnzBtZimS4
Galaxy S vs Sony X10 vs HTC Desire - Screen Quality http://youtube.com/watch?v=kAmnVWgmmUw

720p Video Recording:
SGS http://www.youtube.com/v/KVNVe_O3NPk&fs vs X10 http://www.youtube.com/v/g8YVkzRRVlg&fs

refernce
http://forum.xda-developers.com/wiki/index.php?title=Samsung_Galaxy_S_Series