F3 DIO 16/8 01 3 Product Description
HI 800 177 E Rev. 2.00 Page 23 of 60
3.4.1.3 Communication LEDs
All RJ-45 connectors are provided with a small green and a yellow LEDs. The LEDs signal the
following states:
LED Status Description
On Full duplex operation
Blinking Collision
Green
Off Half duplex operation, no collision
On Connection available
Blinking Interface activity
Yellow
Off No connection available
Table 7: Ethernet Indicators
3.4.1.4 I/O LEDs
LED Color Status Description
On The related channel is active (energized). DI 1...16 Yellow
Off The related channel is inactive (de-energized).
On The related output is active (energized). DO 1...8 Yellow
Off The related output is inactive (de-energized).
On Pulsed output activated. TO 1...2 Yellow
Off Pulsed output deactivated.
Table 8: I/O LEDs