DSC PC5. 50. 8 2nd owner no master code. Ok, first, you are misinterpreting the trouble indicator display. You can get the user manual from www. DSC. com, which will give you the proper truth table for the trouble display. 1 showing after pressing 2 means the the main system battery is low or deadTo properly shut the panel down, go to the battery cabinet usually located in places like the master bedroom closet, find and unplug the power transformer generally in an outlet somewhere relatively close to the main cabinet, and unplug any 1 of the wires on the systems backup battery. This will completely shutdown the system. Power back up, AC power first, then reconnect the battery after repairing any wires that were cut. If it comes back up armed, then the only thing that can be done, short of a lucky guess at the master code, is to default the thing which doesnt have a 1. Read the FAQ for this forum, and some of the other posts talking about DSC Power series panels 1. Just realize that if you have to go the default route, DSC panels are not very DIY friendly. Ask the Right Question. from The Snow Queen by Joan D. WARNING Please Read Carefully Note to Installers This warning contains vital information. As the only individual in contact with system users, it is your. 1 About Your Security System Your DSC Security System has been designed to provide you with the greatest possible flexibility and convenience. Read this manual. 1 dsc pk5501 lcd backlit keypad. 1 20 watt indoor siren. this is a complete dsc alarm system, hard wired kit. 1 dsc pc1832nk main cpu board and metal enclosure. 1. Price 69. 99Availability In stockhttpswww. manualslib. commanual534328DscAlexor. html hIDSERP,5219. 1DSC ALEXOR USER MANUAL Pdf Download. View and Download DSC ALEXOR user manual online. ALEXOR Security System pdf manual download. How To Add, Change Delete An Alarm Code On A DSC Security System Duration 347. American Wireless Alarm Security, Cameras Access Control Systems. View and Download Dsc MAXSYS PC4020 instruction manual online. MAXSYS PC4020 Security System pdf manual download. I have a DSC 1565 LCD panel alarm system. I want to cancel my phonesubscription and therefor use the alarm system as a standalone system without. Skelmersdale alarm servicing and maintenance on 07786234207 all systems considered regardless of age or condition call us today for a free estimate 0800 6816081. Alarm. GSM SMS alarm system. Auto paging system via SMS. Car SMS Security. Car security system controlled via sms. Pager home alarm. GSM SMS Pager Home House Car Boat. Im the 2nd owner and the previous owner did not leave me with code nor a manual book. I did a search online and found me the manual but it doesnt.