Tyco Security Products HS2LCDWF Instructions D'installation page 6

Option
01 6 beeps
02 Bing-Bing tone
03 Ding-Dong tone
04 Alarm tone (4 second duration)
05 Zonename
[991] Reset Keypad Programming to Factory Defaults
1. Press [*][8][Installer Code].
2. Enter [991].
3. Use the [<][>] keys to scroll to the applicable keypad.
4. Press [*] to select the keypad.
5. Re-enter [Installer Code].
6. Press [*] to reset the selected keypad to factory defaults.