LED Lighting Pattern
LED LIGHTING PATTERN
When the system is in the diagnosis mode, the LEDs on the telephone switch (Mayday switch) light in applicable pattern. The lighting pattern shown in the illustration are examples of DTC 3-2 and 3-4.
When the system is in the diagnosis mode, the LEDs on the telephone switch (Mayday switch) light in applicable pattern. The lighting pattern shown in the illustration are examples of DTC 3-2 and 3-4.