Hash codes allow the treo user the ability to look up the last crash of an app, ESN, warranty and etc. To activate these codes please first be in your PHONE app.

1) To go to your phone app just hit the telephone icon on you treo hard key buttons.

2) Then dial the codes as if dialing a number on your treo.

Note: Signal strength is given as "RSSI," which stands for "Received Signal Strength Indicator."

If on Sprint CDMA enter "##..." before every code.
-Verizon CDMA "#*#...#"
-GSM treo "#*..."

Useful codes:

377
Displays the last error which caused a soft reset, and the program that was running, line number etc


786
This the Phone Information Page. It tells you how many minutes the unit has on it, how much data has transpired, the warranty date, software versions, ESN, etc.

49878
Is a troubleshooter tool. It allows you to test your buttons, sound, vibration, and etc.

Mysterious codes:

33284
This spells ##debug and is the CDMA phone info screen containing a bunch of technical data on your current signal and tower connection.

744
Signal strength for CDMA models only


744625
Signal strength for T-Mobile (treo 600 only)


633
Turns off the radio

8766
Voice privacy enabled

87633
Voice privacy disabled


"Caution Codes": (Please use caution when using these codes!)

774
Note: This command can delete all data from your treo. If you do not have recent backup do not test this code!
PRI Checksum and allowing you to reset phone to factory default settings