Comtrol DeviceMaster MOD Series Hardware Installation And Configuration Manual page 21

Caution
DeviceMaster MOD | UP Hardware Installation and Configuration Guide: 2000630 Rev. B
4. Verify that the Status LED has completed the boot cycle and network
connection for the MOD-2101 is functioning properly using the following table.
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
STATUS
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.
If the LINK (green) LED is lit, it indicates a working Ethernet
LINK
connection.
If the ACT (yellow) LED flashes, it indicates network activity.
ACT
Note: For additional LED information, go to the
Do not connect RS-422/485 devices until the IP address is configured
and an appropriate port interface type has been configured. The
default port setting is RS-232.
5. Go to Preparing the DeviceMaster for Configuration
network settings and how to configure the DeviceMaster for use.
MOD-2101 LED Descriptions
Hardware Installation
Status LED table on Page 86.
on Page 31 for default
Hardware Installation - 21