Chapter 4 Starting and Stopping
6F8C1575
52
4.4
The Status of LED when the Controller is Started
When the controller module starts, the controller status display LED operates as follows:
Table 4-4 Status display LED in normal operation
Name
Color
Meaning Remark: LED
RUN Green
ON
Normal operation ****-RUN Status
PU board
Flash
−
−
OFF
Operation stopped.
HALT/ERR/DL-WAIT Status
ONL Green
ON
Online in duplex operation
MAS-RUN Status
Flash
Equalization being sent.
EQL-RUN Status
OFF
−
−
STBY
Green
ON
Standby in duplex operation
SLV-RUN Status
Flash
Equalization being received.
RCV-H Status
OFF
−
−
HALT
Green
ON
Operation halted.
HALT Status
Flash
DL waiting
DL-WAIT Status
OFF
−
−
ERR Red ON
Stopped due to error
ERR Status
Flash
−
−
OFF
−
−
ALM Yellow
ON
Minor failure (e.g. congestion,
fallback)
ON for each error (failure)
detected/ recovered
(OR of minor system failure)
Flash
−
OFF
Normal
BATT
Green
ON
Normal battery voltage
ON during initialization
diagnosis and scheduled
diagnosis
Flash
Abnormal battery voltage
OFF
Battery not mounted.
TRK Green
ON
Duplex tracking in progress
(sending/receiving)
ON by HW
OFF
−
LP Green
ON
TC-net I/O in loop connection
ON by HW
OFF
SCAN
Green
ON
TC-net I/O in scan transmission
ON by HW
OFF
−
TRUN
Green
ON
FN board is operating.
−
FN board
Flash
−
OFF
FN board is not operating.
HLTH
Green
ON
Network parameters are correct.
−
Flash
−
OFF
Network parameters are incorrect.
(Note) Check the error log at error status.
About the checking method,
refer to “7.2 Trouble Details Checks” in this manual.
About the function of controller module, refer to 6F8C1576
「
Unified Controller nv Series type 2 light
Function Manual
」
.
RUN
HALT
ONL
STBY
BATT
TRK
ERR
ALM
LP
SCAN
TRUN
HLTH
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