Danfoss VLT FC 100 Series User Manual

8. Troubleshooting
8.1. Troubleshooting
8.1.1. LED Status
First, check the LEDs.
The DeviceNet control card contains two bi-colour (green/red) LEDs to indicate the state of the
device and the network respectively.
The upper LED indicates module status (MS).
The lower LED indicates network status (NS).
State Bi-colour LED Status
No Power Off There is no power applied to the option
Device opera-
tional
Green
The DeviceNet option is operating in nor-
mal condition.
Standby
Green
The DeviceNet option needs commission-
ing due to configuration missing, incom-
plete or incorrect.
Minor fault
Red
Recoverable fault.
Unrecoverable
fault
Red
Unrecoverable fault, may need replacing.
Self test
Green
The DeviceNet option is in Self-test
mode.
Red
Table 8.1: LED: Module Status (MS)
FC 100/ 200/ 300 DeviceNet 8. Troubleshooting
MG.33.D3.02 - VLT
®
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Danfoss VLT FC 100 Series Specifications

General

Brand	Danfoss
Model	VLT FC 100 Series
Category	DC Drives
Language	English