DSC 1550 Keypad Tutorial
 
DSC 1550 Keypad Refer to Page 5 in your User Manual - Programming Security Codes : The Master Code

(if you need a copy of the manual, you may download it from this site)

Enter [*] [5] [current Master Code] [1] [new Master Code].

Press [#] to return to the Ready state.

Record your new Master Code in a safe place.

 
Superior Security and Sound, Inc. 5817 West 73rd Street, Indianapolis, IN 46278
[Phone] 317-291-4183 | [Toll-Free] 866-293-6711