B-35
B.8.3.4 LED Indicator Explanation & Troubleshooting
There are 3 LED indicators, RUN, FAULT and SP, on CME-COP01 to indicate the
communication status of CME-COP01.
RUN LED
LED Status State Indication
OFF No power No power on CME-COP01 card
Single Flash
(Green)
STOPPED CME-COP01 is in STOPPED state
Blinking
(Green)
PRE-OPERATIONAL
CME-COP01 is in the
PRE-OPERATIONAL state
Green ON OPERATIONAL
CME-COP01 is in the OPERATIONAL
state
Red ON Configuration fault Node-ID or Baud rate setting fault
FAULT LED
LED Status State Indication
OFF No fault CME-COP01 is working condition
Single Flash
(Red)
Warning limit reached
At least one of fault counter of the
CANopen controller has reached or
exceeded the warning level (too many
fault frames)
Double Flash
(Red)
Fault control event
A guard event or heartbeat event has
occurred
Red ON Bus-off The CANopen controller is bus-off
SP LED
LED Status State Indication
OFF No Power No power on CME-COP01 card
LED Blinking
(Red)
CRC check fault
Check your communication setting in
VFD-E drives (19200,<8,N,2>,RTU)
Red ON
Connection failure/No
connection
1. Check the connection between
VFD-E drive and CME-COP01 card
is correct
2. Re-wire the VFD-E connection and
ensure that the wire specification is
correct
LED Blinking
(Green)
CME-COP01 returns fault code
Check the PLC program, ensure the
index and sub-index is correct
Green ON Normal Communication is normal
LED Descriptions
State Description
LED ON Constantly on
LED OFF Constantly off
LED blinking Flash, on for 0.2s and off for 0.2s
LED single flash On for 0.2s and off for 1s
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