Chapter 13 Warning CodesCP2000 
 
13-32
ID No.  Display on LCD Keypad  Warning Name  Description 
71 
 
ExCom power loss 
(ECLv) 
Low voltage of communication card 
Action and Reset 
Action level  The 5V power that drive provides to communication card is to low 
Action time  Immediately acts 
Warning setting parameter  N/A 
Reset method  Re-power 
Reset condition  N/A 
Record  N/A 
Cause  Corrective Actions 
The 5V power that drive provides 
to communication card is to low 
1.  Switch the communication card to other CP2000 drives and observe if there 
is ECLv warning shown. If yes, replace with a new communication card; if 
not, replace the drive.   
2.  Use another communication card to test if the ECLv warning has shown as 
well. If not, replace the card; if yes, replace the drive. 
The card is loose  Make sure the communication card is well inserted. 
 
ID No.  Display on LCD Keypad  Warning Name  Description 
72 
 
ExCom test mode 
(ECtt) 
Communication card is in the test mode 
Action and Reset 
Action level  Communication card is in the test mode 
Action time  Immediately acts 
Warning setting parameter  N/A 
Reset method  Cycle the power and enter the normal mode 
Reset condition  N/A 
Record  N/A 
Cause  Corrective Actions 
Communication command error  Cycle the power 
 
ID No.  Display on LCD Keypad  Warning Name  Description 
73 
 
ExCom Bus off   
(ECbF) 
The communication card detects too much errors in the 
BUS,  then  enters  the  BUS-OFF  status  and  stop 
communicating 
Action and Reset 
Action level  When the drive detects BUS-off (for DeviceNet) 
Action time  Immediately acts 
Warning setting parameter  N/A 
Reset method  Cycle the power 
Reset condition  N/A 
Record  N/A 
Cause  Corrective Actions 
Poor connection of the cable  Re-connect the cable 
Bad quality of the cable  Replace the cable