Specifications

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DeviceMaster Installation and Configuration Guide: 2000506 Rev. B Connecting Serial Devices - 55

DeviceMaster 1/4/8/16/32-Port Models

Note: The port LED activity on the DeviceMaster 16/32-Port may be inconsistent until

the port has been opened. After a port is opened the LED activity works as

documented.

LEDs - DeviceMaster Serial Hub 16-Port with DB9 Connectors

LINK ACT

If the LINK ACT LED (UP or DOWN) is lit, it indicates a working

Ethernet connection.

100

When lit, the red 100 (D4) LED indicates a working 100 MB Ethernet

connection (100 MB network, only). If the LED is not lit, it indicates a

10 MB Ethernet connection.

Duplex If the red Duplex LED is lit, it indicates full-duplex activity.

Rx/Tx

The Rx (amber) and Tx (green) LEDs next

to each port provides information about

the network connection of the serial port.

Status

When lit, the Status LED (reverse side from the serial connectors) on

the DeviceMaster Serial Hub indicates the devices is fully powered

and has completed the boot cycle.

Note: The Status LED flashes for approximately 15 seconds while

booting. When the Bootloader completes the cycle, the LED has

a solid, steady light that blinks approximately every 10 seconds.

LEDs - 8/16/32-Port with RJ45 Connectors

LINK ACT

If the LINK ACT LED is lit, it indicates a working Ethernet

connection.

COL If the COL LED is lit, it indicates a network collision.

100

If the 100 LED is lit, it indicates a working 100 MB Ethernet connection

(100 MB network, only). If the LED is not lit, it indicates a 10 MB

Ethernet connection.

Rx/Tx

Rx and Tx LEDs next to each port provides

information about the network connection of the

serial port.

PWR

(16-Port

with

external

power

supply)

When lit, the PWR LED on the DeviceMaster indicates the devices is

fully powered and has completed the boot cycle.

Note: The PWR LED flashes for approximately 15 seconds while

booting. When the Bootloader completes the cycle, the LED has a

solid, steady light that blinks approximately every 10 seconds.

TX1*

RX1*

* Represents port number.