Alcatel-Lucent 9500 MXC User Manual page 750

Recommended Actions
TX Manual Lock
Probable Cause
Recommended Actions
RX Manual Lock
Probable Cause
Recommended Actions
Bus Facing Digital Loopback
Probable Cause
Recommended Actions
TX Synthesiser Not Locked
Vol. VI-B-24
Re-enable ATPC in the CT System Controls screen.
Transmit manual switch mode is active. This is a warning alarm.
One of the transmitters of a hot-standby or diversity pair has been forced (locked)
as Tx online.
To remove the alarm, remove the lock.
Receive manual switch mode is active. This is a warning alarm.
The primary or secondary designated RAC of a hot-standby or diversity pair has
been forced online from the CT System Controls screen (forced to deliver Rx
data to the TDM bus).
To remove the alarm, remove the lock.
Bus facing digital loopback is active. This is a warning alarm.
Digital Loopback has been selected in CT System Controls.
To remove the alarm, remove the loopback.
Transmitter is not on frequency. This is a critical alarm.
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