Checking For Errors With The Indicators - Omron Sysmac NX Series User Manual

9-2
Checking for Errors with the Indica-
tors
You can use the TS indicators on the High-speed Analog Input Units to check the NX Unit status and
level of errors.
This section describes the meanings of errors that the TS indicator shows and the troubleshooting pro-
cedures for them.
In this section, the status of the indicator is indicated with the following abbreviations.
Abbreviation
Lit
Not Lit
FS ( )
---
Main Errors and Corrections
The main errors and corrections for the High-speed Analog Input Units are given in the following table.
TS indicator
Green
Lit Not Lit
FS (2 s) Not Lit
Lit Lit
Not Lit Not Lit
Not Lit Lit
Not Lit Lit
Not Lit Lit
NX-series Analog I/O Units User's Manual for High-speed Analog Input Units (W592)
Lit
Not lit
Flashing. The numeric value in parentheses is the flashing interval.
Undefined
*1
Cause
Red
---
•
Initializing
•
Downloading
This status is not present
The Unit power supply is not
supplied.
•
Waiting for initialization to start
•
Restarting
If you cannot resolve the problem after you check the above items and cycle the
Unit power supply, the Unit may have a hardware failure. If this happens, replace
the Unit. If this happens, replace the Unit.
Hardware failure
Non-volatile Memory Hardware
Error
Analog Unit Calibration Parame-
ter Error
Indicator status
Correction
--- (This is the normal status.)
--- (Normal. Wait until the processing is com-
pleted.)
Check the following items and supply the Unit
power supply correctly.
[Check Items for Power Supply]
•
Make sure that the power supply cable is
wired correctly.
•
Make sure that the power supply cable is not
disconnected.
•
Make sure that the power supply voltage is
within the specified range.
•
Make sure that the power supply has enough
capacity.
•
Make sure that power supply has not failed.
--- (Normal. Wait until the processing is com-
pleted.)
If this error occurs after you cycle the Unit pow-
er supply, replace the Unit.
Refer to Non-volatile Memory Hardware Error
( page 9 - 14).
Refer to Analog Unit Calibration Parameter Er-
ror ( page 9 - 15).
9 Troubleshooting
9 - 3
9