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E-PDISO16 User's Guide Functional Details

POWER LED

The POWER LED is steady green when external power is supplied. The E-PDISO16 has an on-board voltage

supervisory circuit that monitors the 9 V external power supply. explains the function of the

POWER

LED.

Table 3-1

Table 3-1. POWER LED indicators

When the LED is… It indicates…

Steady green 6.0 V to 12.5 V external power is supplied to the E-PDISO16.

Off

! Power is not supplied by the external supply (verify that the supply is connected to the

power connector labeled Power IN.)

! A power fault has occurred. A power fault occurs when the input power falls outside of

the specified voltage range of the external supply (6.0 V to 12.5 V).

LINK LED

The LINK LED is steady green when a connection is made between the E-PDISO16 and your network, or the E-

PDISO16 and your computer if you are connected directly. explains the function of the

LINK LED. Table 3-2

Table 3-2. LINK LED indicators

When the LED is… It indicates…

Steady green A valid Ethernet connection is established between the E-PDISO16 and the network.

Off Check the following:

! The Ethernet cable is not connected to the E-PDISO16

! The Ethernet cable is not connected to the network

! The Ethernet cable is damaged

! External power is not supplied

ACTIVITY LED

The ACTIVITY LED blinks green when a data packet is sent or received over the Ethernet connection.

explains the function of the

ACTIVITY LED.

Table 3-3

Table 3-3. ACTIVITY LED indicators

When the LED is… It indicates…

Blinking green Data is being transmitted or received over the Ethernet connection.

Steady green

Your network traffic has reached its maximum limit, and no communication is possible.

Check with your Network Administrator.

Off The Ethernet is idle.

During normal operation, the ACTIVITY LED flashes periodically, depending on the traffic on your network.

If the

ACTIVITY LED is solid green, then your network’s traffic has reached its limit and no communication is

possible. Check with your network administrator.

TEST LED

The TEST LED blinks green when commanded to by software, and when you are performing InstaCal testing

procedures on the E-PDISO16.

The

TEST LED flashes continuously when a duplicate IP address is detected on the network by the E-PDISO16.

Press the factory default button to reset the module to the factory default configuration.

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