Next: Attenuators, Sampler levels, GTP Up: Checklist 3: Most Common Previous: Checklist 3: Most Common Contents Index

ACC errors

$\fbox{ASSISTANCE$>${\ttfamily drive failed to power up for ca0n}}$

What to do: Stop and restart the scan. If the problem persists, consult your DA.

$\fbox{ASSISTANCE$>${\ttfamily ACC for antenna ca0n seems to died!}}$

Check the ATDRIVEMON GUI on furious - a `out of focus' antenna suggests that you need to reboot the ACC.

stop the scan,
reboot the ACC: CAOBSreset ca0n,
wait for the `in focus' antenna image to reappear in the ATDRIVEMON GUI and reconnection messages in the ATLOGOBS GUI
restart your observations

For more about re-starting the Antenna Control Computers (ACCs) in see Section 7.2.4 on page

If the ATDRIVEMON display looks normal, the problem is probably in the communications, and you should

stop the scan and exit out of caobs,
you should no longer need to restart the mpserver: see section 7.2.3 on page for more information.
if necessary, restart the ATDAEMON with the command XBONES> atdaemonrestart in a XBONES window (see section 7.2.1 on page for more information.
restart your observations

Next: Attenuators, Sampler levels, GTP Up: Checklist 3: Most Common Previous: Checklist 3: Most Common Contents Index

Robin Wark 2006-10-24