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SHARCS Problem: All Zero Read-out
Manifestation:
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In sharcs_fe status reports: Exposure aborted (read timeout)...
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Following detector read-out, ShARCS display indicates all pixel values
equal to 0.
Solution/Recovery:
Re-start ShARCS server:
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Exit (sharcs_fe) GUI: File...; Exit.
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user@covert.ucolick.org > /usr/local/lick/bin/ao status sharcs
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user@covert.ucolick.org > /usr/local/lick/bin/ao restart sharcs
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From VNC pull-down menu select: ShARCS UI.
Or, in VNC xterm issue command: sharcs_fe.
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In sharcs_fe GUI select: Windows...; Setup...;
Connect.
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In sharcs_fe GUI select: Windows...; Setup...;
Init.
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Take test exposure to verify.
Cause:
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Sometimes provoked by power-cycle of stealthie.ucolick.org.
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Sometimes provoked by re-sizing window to full 2048 x 2048
array from sub-array.
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Any time stealthie is shutdown, it will be necessary re-start
the sharcs server after it is back up.
Associated Issues:
Change Log:
- 2019-02-01: Updated.
- 2018-04-02: Updated.
- 2017-06-06: Updated.
- 2017-01-10: Updated.
- 2016-12-15: First version.
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