Important Secret Codes To Know For Android Device

Go through the following list

1	For IMEI Number: *#06#
2	For RAM Memory version: *#*#3264#*#*
3	For FTA SW version: *#*#1111#*#*
4	For FTA HW version: *#*#2222#*#*
5	For Touchscreen version: *#*#2663#*#*
6	To test Bluetooth: *#*#232331#*#*
7	To display Bluetooth Physic Address: #*#232337#*#
8	To test secret GPS: *#*#1472365#*#*
9	To test other GPS:  *#*#1575#*#*
10	To test WiFi/Wireless LAN of phone: *#*#232339#*#* or *#*#528#*#* or *#*#526#*#*
11	To display Wi-Fi MAC Address: *#*#232338#*#*
12	To test Vibration and Back-light of device: *#*#0842#*#*
13	To test Proximity/Distance Sensor: *#*#0588#*#*
14	To test Touchscreen: *#*#2663#*#*
15	For Audio Test: *#*#0289#*#* or *#*#0673#*#*
16	To launch Service Mode: *#*#197328640#*#*
17	Hidden Service Menu (Motorola Droid): ##7764726
18	Field Test: *#*#7262626#*#*
19	To format the phone: *2767*3855#
20	To Restore Factory Settings: *#*#7780#*#*
21	To create Immediate backup of your multimedia files: *#*#273282*255*663282*#*#*
22	To display Phone Information: *#*#4636#*#*
23	To get detailed Camera Information: *#*#34971539#*#*
24	For Software & Hardware Information: *#12580*369#
25	To display HSDPA/HSUPA Control Menu: *#301279#
26	To start GTalk Monitoring: *#*#8255#*#*
27	To get PDA, Phone, H/W and RF Call Date: *#*#4986*2650468#*#*
28	Displays Build Time and Change List number: *#*#44336#*#*
29	Packet Loopback Test: *#*#0283#*#*
30	LCD  Display Test: *#*#0*#*#*
31	Enter Service Menu (on New Phones): *#0*#
32	Diagnostic Configuration: *#9090#
33	USB Logging Control: *#872564#
34	System Dump Mode: *#9900#
35	View Phone Lock Status: *#7465625#
36	Executes Emergency Dial Screen to unlock PUK Code: **05**#
37	Enables Voice Dialing Logging Mode: *#*#8351#*#*
38	Disables Voice Dialing Logging Mode: *#*#8350#*#*
39	Change behavior of Power button: *#*#7594#*#*