How to interpret the 'Check Device' display on a D1255 or D1260 keypad.
Why does the keypad display "Check Device"?
How to locate which point generated the 'Check Device' display and modify programming to prevent the display.
How to address SDI2 devices without causing address conflicts.
Can different types of SDI2 devices use the same address setting?
B810, RFRP-A, B820, B208, B308, B420, B426, B520, B920, B921C, B930, B942.