Mitsubishi MELSEC-Q Series User Manual page 439

9
UTILITY OPERATION
Table9.100 Explanation of Select station network device status LED display
Name LED status
ON,green
RUN
OFF
ON,green
MODE Flashing,green
OFF
ON,green
SD
OFF
ON,red
ERR.
OFF
ON,green
PRM
OFF
ON,green
D.LNK Flashing,green
OFF
ON,green
RD
OFF
ON,green
*1
EXT.PW
OFF
(a) Select station network device status LED display
Displays the operating status of the selected station.
Figure 9.114 Select station network device status LED display
Operating normally
Hardware fault or watchdog timer error
Online mode
Test mode
Offline mode
Sending data
Not sending data
• Received data are erroneous.(Receive frame error)
• A frame error above a certain level has occurred between stations.
• The Control station or a Station No. is duplicated.
• Cable disconnection, or incorrect cable connection between OUT and IN
• Network parameters are corrupted, or some settings (Reserved station specification,
Total number of stations, Network No, etc.) are inconsistent between the Control and
Normal stations.
Normal status
Operating as a Control station
Operating as a Normal station
Data link in operation (Cyclic transmission operated)
Data link in operation (Cyclic transmission stopped)
Data link not in operation (Disconnected from network)
Receiving data
Not receiving data
External power supplied
External power not supplied
* 1 Displayed only when the module is equipped with an external power supply.
Description
9.5 CC IE Control utility
9.5.3 Operating Diagnostics result screen
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