ADLINK Technology NuDAM ND-6510, User Manual, Page: 47 / 47

Troubleshooting and Maintenance 6-1
6. Troubleshooting and
Maintenance
Preventive Maintain
•
Periodic check for loose connection
ATTENTION: To avoid electircal shock or unintended operation of
the module, remove incoming power before checking connections.
Using the LED Indication
The LED provides status information on Modules operation. The
troubleshooting about shows LED indicator. It also shows how to
use the LED to detect and correct common operating problems.
LED What it Means: What to do:
OFF 1. Module is not receiving input
power by loosing wiring.
1. Check module wiring,
cable connections, and
cable connections on
terminal block.
ON(RED) 1. Normal receiving state. 1. No action required.
Flashing 1. Normal transmitting state. 1. No action required.
Other Malfunctions
Problem What it Means: What to do:
Do not
function 1. Loose wiring
2. Incorrect DIP switch setting 1. Check wiring and
cable connection
2. Check Baudrate and
data packet setting of
the DIP switch.