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operations:documentation.ivs.mark5 [2011/04/03 16:37] Jim Lovell |
operations:documentation.ivs.mark5 [2011/07/27 00:40] Jim Lovell [Synchronising the Mark5 Clock] |
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===== Setting up and configuring the Mark5 software ===== | ===== Setting up and configuring the Mark5 software ===== | ||
- | Log in to mk5ya as oper:<code>ssh oper@mk5ya</code> | + | Log in to Mark5 you want to set up (either mk5hb, mk5ke or mk5yg) as oper. //Do this from within the pcfs[hb|ke|yg] VNC session so that the Mark5 software will continue to run even if the network link from Hobart to the telescope goes down.// e.g. <code>ssh oper@mk5hb</code> |
First check if the dimino program is running: | First check if the dimino program is running: | ||
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===== Synchronising the Mark5 Clock ===== | ===== Synchronising the Mark5 Clock ===== | ||
- | The following steps are done through the Field System. If not already started, start the Field system software on pcfshb by starting a new terminal on pcfshb, and type: | + | The following steps are done through the Field System. If not already started, start the Field system software on pcfs[hb|ke|yg] by starting a new terminal in the VNC session on pcfs[hb|ke|yg], and type: |
<code>fs</code> | <code>fs</code> | ||
An ''oprin'' window will appear and Field System commands are typed here. | An ''oprin'' window will appear and Field System commands are typed here. | ||
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look for ''syncerr_eq_0'', and that the final number is less than ~5 ms. | look for ''syncerr_eq_0'', and that the final number is less than ~5 ms. | ||
- | If you see something like ''syncerr_gt_3'' then ''fmset'' may need to be run to synchronise the clocks. To do this, open a terminal on pcfshb, and type | + | If you see something like ''syncerr_gt_3'' then ''fmset'' may need to be run to synchronise the clocks. To do this, open a terminal on pcfs[hb|ke|yg], and type |
<code>fmset</code> | <code>fmset</code> | ||
When the interface appears, type | When the interface appears, type | ||
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disk_record=off</code> | disk_record=off</code> | ||
Now check the data are OK: | Now check the data are OK: | ||
- | <code>mk5=scan_check?</code> | + | <code>scan_check</code> |
Check the last numbers are the correct date at the start of the scan, duration, the data rate (should be 256 for the 8MHz mode, 128 for the 4 MHz mode) and 0 at the end for no problems. Then plot an autocorrelation from the data: | Check the last numbers are the correct date at the start of the scan, duration, the data rate (should be 256 for the 8MHz mode, 128 for the 4 MHz mode) and 0 at the end for no problems. Then plot an autocorrelation from the data: | ||
<code>postob</code> | <code>postob</code> | ||
+ | [[operations:monitoring_autocor|Check that the spectra are OK]]. | ||
If there are dropped or strange-looking bands, the [[hardware:dbbc.reprogram|DBBC may need reprogramming]]. | If there are dropped or strange-looking bands, the [[hardware:dbbc.reprogram|DBBC may need reprogramming]]. |