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ABB Switzerland Ltd
1KHW001489-EN
ETL600
HMI600 Alarm Text
Explanation and corrective actions
(the latter in italics)
•
Program m
CRC error
•
Data memo
error
mory error has been detected in the memory of the
Connect the shields of cables to ETL600 to ground as
described in section 6. Improve the grounding of ETL600,
specially the connections between the buried earth grid
and substation ground, substation ground and cabinet,
cabinet and (swing) frame, (swing) frame and equipment
rack.
age appears repeatedly, replace the G4AI board.
emory
A me
ry CRC
DSP of the board. The reason can be faulty G4AI
hardware or excessive EMI, possibly in combination with
poor substation grounding and/or not properly grounded
cable shields.
If external EMI effects can be excluded and the error
mess
•
Synchronization to
P4LT/P4LU lost
Communication with the P4LT/P4LU board is disturbed.
Make sure that the board is firmly plugged in. Unplug the
board and check if all pins of the connector to the
backplane are present and not bent. If the error message
appears repeatedly, replace the G4AI board.
•
Slot mismatch
between
configuration and
rack position
The board is not plugged at the correct position in the rack.
Verify that the board is plugged in at the correct position in
the P7LC subrack according to HMI600 (View / Display
configuration).
•
TDM bus
communication
failure
TDM bus communication of the board is disturbed.
Make sure that the board is firmly plugged in. Unplug the
board and check if all pins of the connector to the
backplane are present and not bent.
•
Hardware error at
output 1-4
A hardware error at one of the solid state outputs has been
detected.
Switch off the power to ETL600 and switch it on again after
some seconds. If the error persists, replace the faulty
board.
•
Max Tx command
duration exceeded
at input 1-4
The length of at least one Tx command applied to
command inputs exceeds the max. allowed duration.
Verify that the device generating the Tx command is
operating correctly.
•
Overcurrent at solid
state output 1-4
One or several of the solid state outputs are overloaded.
Check for short circuits between the wires connected the
output ports, check the impedance of the load.
9.6.3.6.
G4AI detail interface alarms
n.a.
9-28 November
2005
Troubleshooting
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