Concord - Lost Master Code
Fixed English LCD Keypads
1. Press 9 then enter the Installer Code 4321 to display SYSTEM MENU then TIME-DATE
2. Press 3, SHORTCUT 03 appears, press # for USER CODES, then # for REG CODES
3. Press A or B button until SYS MASTER displays, then press #
4. Master Code displays. To change the code, enter new Master Code then press # to save
5. Press * to exit to USER CODES, press A or B button until EXIT PROGRAM, then # to exit
Alphanumeric LCD Keypads
1. Press 9 then enter the Installer Code 4321 to display SYSTEM MENU then TIME-DATE
2. Press 3, SHORTCUT 03 appears, press # for USER CODES then # for REGULAR CODES
3. Press A or B button until SYSTEM MASTER CODE, then press #
4. To change the code, enter new Master Code then press # to save
5. Press * to exit to USER CODES, press A or B button until EXIT PROGRAM, then # to exit