LED Lighting Pattern
LED LIGHTING PATTERN
When the system is in the diagnosis mode, the LEDs on the telephone switch assy illuminates in the applicable pattern. The illuminating pattern shown in the illustration is example of DTC 3-2 and 3-4.
When the system is in the diagnosis mode, the LEDs on the telephone switch assy illuminates in the applicable pattern. The illuminating pattern shown in the illustration is example of DTC 3-2 and 3-4.