ETL600 1KHW001489-EN
ABB Switzerland Ltd
HMI600 Alarm Text
Explanation and corrective actions
(the latter in italics)
•
Channel
measurement for
equalizer in
progress
The frequency response measurement is in progress
either from local end or remote end.
The alarm will disappear when the measurement is
complete or use 'Interrupt remote activity' option to stop
the measurement.
9.6.1.5.
O4LE detail alarms
HMI600 Alarm Text
Explanation and corrective actions
(the latter in italics)
•
TDM bus
communication
failure
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 O4LE board.
•
Initialization of
UART failed
•
Initialization of PLL
failed
•
Initialization of
CODECs failed
•
Data exchange error
at CODECs
The UART / PLL is not / the CODECS are not properly
working.
Switch off the power to ETL600 and switch it on again after
some seconds. If the error persists, replace the faulty
O4LE
•
Data memory CRC
error
•
Program memory
CRC error
A memory error has been detected in the memory of the
DSP on O4LE. The reason can be faulty O4LE hardware
or excessive EMI, possibly in combination with poor
substation grounding and/or not properly grounded cable
shields.
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.
If external EMI effects can be excluded and the error
message appears repeatedly, replace the O4LE 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).
Troubleshooting November
2005
9-21
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