Omron NX-SID Series User Manual page 346

9 Troubleshooting
TS indicator FS indicator
Green Red Green
Lit Not Lit Not Lit
Lit Not Lit Not Lit
Lit Not Lit Not Lit
Lit Not Lit Not Lit
Lit Not Lit Not Lit
Lit Not Lit Not Lit
Lit Not Lit Not Lit
Lit Not Lit Not Lit
Lit Not Lit Not Lit
FLS (2 s) Not Lit -
Not Lit Lit Not Lit
Not Lit Lit Not Lit
Not Lit FLS (1 s) Not Lit
Not Lit Not Lit -
Not Lit Not Lit -
- - FLS (1 s) FLS (1 s) The safety application data has not
- - FLS (1 s) Not Lit
- - Not Lit
- - Not Lit
- - -
9 - 4
Cause
Red
FLS (1 s) SF_MutingSeq Error
FLS (1 s) SF_OutControl Error
FLS (1 s) SF_SafetyRequest Error
FLS (1 s) SF_TestableSafetySensor Error
FLS (1 s) SF_TwoHandControlTypeII Error
FLS (1 s) SF_TwoHandControlTypeIII Error
FLS (1 s) Division by Zero
FLS (1 s) Cast Error
FLS (1 s) MUX Error
- • Initializing
• Downloading
Not Lit System Error
FLS (1 s) NX Bus I/O Communications
Stopped
FLS (1 s) NX Unit I/O Communications Error
- No power is supplied by the Unit
power supply.
- • Waiting for initialization to start
• Restarting the Unit
been stored.
The safety connections are not
established (including when they
are currently being established).
FLS (1 s) Non-volatile Memory Access Error
FLS (1 s) Safety Process Data Communica-
tions Timeout
- NX Message Communications
Error
Corrective action
Refer to SF_MutingSeq Error on page
9-27.
Refer to SF_OutControl Error on page
9-27.
Refer to SF_SafetyRequest Error on
page 9-28.
Refer to SF_TestableSafetySensor
Error on page 9-28.
Refer to SF_TwoHandControlTypeII
Error on page 9-29.
Refer to SF_TwoHandControlTypeIII
Error on page 9-29.
Refer to Division by Zero on page 9-22.
Refer to Cast Error on page 9-22.
Refer to MUX Error on page 9-23.
Status is normal. Wait until processing
is completed.
Refer to System Error on page 9-18.
Refer to NX Bus I/O Communications
Stopped on page 9-30.
Refer to NX Unit I/O Communications
Error on page 9-20.
Check the following items and make
sure that power is correctly supplied
from the Unit power supply.
Checks Related to the Power Supply
• Make sure that the power supply
cable is wired properly.
• Make sure that there are no breaks in
the power supply cable.
• Make sure that the power supply
voltage is within the specified range.
• Make sure that the power supply has
enough capacity.
• Make sure that the power supply has
not failed.
If you cannot resolve the problem after
you check the above items and cycle
the Slave Terminal power supply, the
Unit may have a hardware failure. In
that case, replace the Safety CPU Unit.
Status is normal. Wait until processing
is completed.
Use the Sysmac Studio to set the
safety application data.
Wait until processing is completed.
Refer to Non-volatile Memory Access
Error on page 9-32.
Refer to Safety Process Data Commu-
nications Timeout on page 9-21.
Refer to NX Message Communications
Error on page 9-33.
NX-series Safety Control Unit User's Manual (Z930)