Samsung Secret Codes

1. To show IMEI Number *#06#
2. To enter General test mode: *#0*#
3. To show Phone Utility: *#7284#
4. To self test each component of your phone.: *#7353#
5. To enable disable long press shutdown: *#7594#
6. To do Audio, packet, loopback test: *#0283#
7. To do Real Time Clock Test: *#0782#
8. To do Vibration test: *#0842#
9. To show WLAN MAC address and PS mode: *#232338#To reset total call time: *#22558463#
10. To Show  HW Version *#2222#
11. To Show Camera Firmware settings *#34971539#
12. To Show Sysdump, log files: *#9900#
13. To Show  Battery Diagnostics: *#0228#
14. To Show Function testing: *#7353#
15. To Show  Service Mode Menu: *#197328640# or *#0011#
16. To Show  Camera Firmware Menu: *#34971539#
17. To unlock PUK code (Execute from Emergency dial screen): **05***#
18. To View Software, PDA, CSC, MODEM Versions: *#1234#
19. To enter ServiceMode: *#0011#
20. To show Battery status: *#0228#
21. To show Touchscreen firmware version: *#2663#