Horner APG QX751 OCS User Manual
Page 44
CH.9
MAN0890-02-EN
August 20, 2009
Page 44 of 96
ECN # 979
Fault
= One or more power-on self-tests failed
View OCS Diags
The View OCS Diags Sub-Menu displays up to 10 System Diagnostics, all of which are not editable. The
Net Errors, Network State, Network ID and Dup Net ID System Diagnostics only appear for QX751
models that have a BPxx attached.
The first two System Diagnostics are critical. If any of them indicate a Fault condition, the QX751will not
enter or remain in Run mode, and the problem must be investigated and corrected.
Logic Error:
Ok
= All executed ladder instructions are legal for loaded
firmware
Fault
= A ladder instruction not supported by firmware was
found
User Program:
Ok
= Ladder program and I/O configuration loaded
successfully
Fault
= Ladder program or I/O configuration not loaded or load
failed
The last nine System Diagnostics are informational. If any of them indicate a Warning condition, the
QX751can still enter and remain in Run mode, but the problem should be investigated and corrected.
User Graphics: Ok
=
Application
graphics
objects loaded successfully
Warning
= Application graphics objects not loaded or load failed
W-Dog Trips:
0
= Watchdog timer has not tripped since the last power-up
x
= Number of times watchdog timer has tripped
Net Errors:
0
= No CAN network bus-off errors have occurred
x
= Number of CAN network bus-off errors that have occurred
Network State:
Ok
= At least one other node was found on the CAN network
Warning
= No other nodes were found on the CAN network
Network ID:
Ok
= This node’s CAN Network ID was in the range 1 to 253
Warning
= This node’s CAN Network ID was out of range at power-up
Dup Net ID:
Ok
= This node’s Network ID is unique on the CAN network
Warning
= This node’s Network ID is duplicated in another node
Clock Error:
Ok
= Time and date have been set
Warning
= Time and date need to be set
I/O System:
Ok
= I/O configuration matches the installed I/O and COM
modules
Warning
= I/O configuration needs updating to match installed
Modules
Battery:
Ok
= Battery voltage level at an acceptable level
Warning
= Battery voltage level below an acceptable level