Comtrol UP DeviceMaster Installation User Manual
Page 21

Hardware Installation and Configuration Guide: 2000451 Rev. J
Hardware Installation - 21
Hardware Installation
Do not connect RS-422/485 devices until the appropriate port interface
type has been configured. The default port setting is RS-232.
4.
Verify that the Status LED has completed the boot cycle and network
connection for the DeviceMaster UP is functioning properly using the
following table.
5.
Go to
Configuring the DeviceMaster UP
on Page 27 for default network
settings and how to configure the DeviceMaster UP for use.
Caution
2-Port Serial Terminal LED Descriptions
STATUS
The STATUS LED on the device is lit, indicating you have power and
it has completed the boot cycle.
Note: The STATUS LED flashes while booting and it takes
approximately 15 seconds for the Bootloader to complete the
cycle. When the Bootloader completes the cycle, the LED has a
solid, steady light that blinks approximately every 10 seconds.
LINK
If the LINK (green) LED is lit, it indicates a working Ethernet
connection.
ACT
If the ACT (yellow) LED flashes, it indicates network activity.
Note: For additional LED information, go to the