The master code for your DSC PC1555 alarm system is used to manage access codes, modify the system settings and grant access to your property. By default, the master code is set to '1234' when the system is first installed. Matlab 2009 Windows 7 64 Bit Free Download.

Oct 27, 2005 Hi All, Could someone recommend somebody who could help with recover/reset of master code(s) on my DSC 832 system in GTA area. DSC PC1500, PC1550 Instruction Manual. General System Operation Your security system is made up of a DSC PC1500. Record your new Master Code on the System.

DSC highly recommend changing your master code to something harder to guess to reduce the chance of an intruder being able to override the alarm system. You might also want to change the master code if you suspect it is known by someone outside your family or business. Skill level:Easy Instructions 1 Press the '*' (asterisk) key on the main control unit and tap the ' button until 'Access Codes' appears on the display. 2 Press '5' or '*' to enter the code menu.