10 Troubleshooting
10.1.1 LED Status
Illustration 10.1 LED Status
Power OFF or State INIT
Initialisation/Bootstrap
PRE-OP State
SAFE-OP State
OP State
ERR-Init State
Process Data Watchdog
timeout
Green
Red
Table 10.1 Indication of Status LED
Power OFF or NO Link
Link
Link Active
Green
Red
Table 10.2 Link/Act LED
10.1.2 No Communication with the
Frequency Converter
If there is no communication with the frequency converter,
proceed with the following checks:
Check 1: Is the cabling correct?
Check that the cable is mounted correctly. Check if the
corresponding Network LED shows link activity. Link/Act
Check 2: Does the hardware configuration match?
Check that the Station Alias in the master matches the
value in
12-50 Configured Station Alias
Check 3: Is the correct XML file installed?
Download the correct XML file from
http://www.danfoss.com/BusinessAreas/DrivesSolutions/
EtherCAT/Efiles.htm.
Check that the process data
matches the active profile in the drive.
Check 4: What is the value of parameter 12-59?
The
does contain 32 bits, which each
is linked to internal information. The different bits will give
a good overview over possible errors.
EtherNet Port1
EtherNet Port2
MCA
121
Option A
EtherNet/IP 130B1
119
MS
MS1
MAC-00-1B-08-00-00-22
MS2
SW.ver.
130B
T797.10
Illustration 10.2
Troubleshooting
MCA 124 EtherCAT Operating Instruction
MG92A302 - VLT
®
is a registered Danfoss trademark
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