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DCS Instructions K. Grogg, M. Weinberg, M. Grothe 1/24/20161
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DCS Monitoring Check that monitoring is working Data is being recorded Bugs in the code Check that the system is in a good state Top level state machine Histograms for each RMC Enter information in elog What was checked and results Details on any errors, alarms, warnings 1/24/20162
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Starting The following slides have step by step instructions for what to look at and what to expect, along with screen shots Be sure to read Twiki carefully, it has more information than these slides Start by Tunnelling ssh -Y lxplus.cern.ch -L 60001:pcwiscms05.cern.ch:3389 Set up putty and pvss (See Twiki for full set up instructions!) This only needs to be done once if you save you settings 1/24/20163
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Starting PVSS 1/24/20164 Click here to start
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Finite state machine Are the FSM states of unmasked RMCs either standby or ok? Any known errors should be masked RMC10 might be off or in error, usually ok If need to mask, take control (click lock icon), and change check mark to X Does the alarm/alert overview panel report any warnings and faults? Does the alarm/alert history show any new alarm/alert entries? Need to take control (lock icon) to see Record any new or fixed alarms Be sure you have released control when done! 1/24/20165
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RMC 10 is masked Alarm Overview Take Control 1/24/2016 6 Finite State Machine
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After taking control Do not leave it like this. Be sure to release control! Mask/Unmask Alarm History Release Control 1/24/20167
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RMC GUI Double click on each RMC to get panel Click “Send Unprivileged Command” Is information about the crate sent every minute? If not, note that there is a monitoring problem, contact an expert Look at histograms – (time histories) (right click on top of histogram to see actual values) Is the system healthy? Are the temperatures, voltages, currents, etc stable? Look for spikes or slowing rising/falling values Is the Alarm Status 0, and Online status 1? Make sure numbers in histograms match those in the “Detailed System Status” Checks that the values are recorded in the database 1/24/20168
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RMC GUI Double click on each RMC to get panel Click “Send Unprivileged Command” Is information about the crate sent every minute? If not, note that there is a monitoring problem, contact an expert Look at histograms – (time histories) (right click on top of histogram to see actual values) Is the system healthy? Are the temperatures, voltages, currents, etc stable? Look for spikes or slowing rising/falling values Is the Alarm Status 0, and Online status 1? Make sure numbers in histograms match those in the “Detailed System Status” Checks that the values are recorded in the database 1/24/20169
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Getting to RMC GUI Double click to open RMC GUI 1/24/201610
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RMC GUI Double click on each RMC to get panel Click “Send Unprivileged Command” Is information about the crate sent every minute? If not, note that there is a monitoring problem, contact an expert Look at histograms – (time histories) (right click on top of histogram to see actual values) Is the system healthy? Are the temperatures, voltages, currents, etc stable? Look for spikes or slowing rising/falling values Is the Alarm Status 0, and Online status 1? Make sure numbers in histograms match those in the “Detailed System Status” Checks that the values are recorded in the database 1/24/201611
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RMC GUI Panel Check the circled buttons 1/24/201612
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RMC GUI Double click on each RMC to get panel Click “Send Unprivileged Command” Is information about the crate sent every minute? If not, note that there is a monitoring problem, contact an expert Look at histograms – (time histories) (right click on top of histogram to see actual values) Is the system healthy? Are the temperatures, voltages, currents, etc stable? Look for spikes or slowing rising/falling values Is the Alarm Status 0, and Online status 1? Make sure numbers in histograms match those in the “Detailed System Status” Checks that the values are recorded in the database 1/24/201613
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Histograms 1/24/201614 Check all histograms for any changes/problems
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RMC GUI Double click on each RMC to get panel Click “Send Unprivileged Command” Is information about the crate sent every minute? If not, note that there is a monitoring problem, contact an expert Look at histograms – (time histories) (right click on top of histogram to see actual values) Is the system healthy? Are the temperatures, voltages, currents, etc stable? Look for spikes or slowing rising/falling values Is the Alarm Status 0, and Online status 1? Make sure numbers in histograms match those in the “Detailed System Status” Checks that the values are recorded in the database 1/24/201615
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Temperatures 1/24/201616 Right click here to get this toggle option and select
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Temperatures 1/24/201617 Axes have been adjusted (dragged) to show all crate temps Temperature should be roughly around these values: Temp A ~ 27 ± 3 Temp B ~ 25 ± 3 Temp C ~ 30 ± 3 Temp D ~ 32 ± 3 Temperature should be roughly around these values: Temp A ~ 27 ± 3 Temp B ~ 25 ± 3 Temp C ~ 30 ± 3 Temp D ~ 32 ± 3
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Voltage and Analog Temp 1/24/201618 Axes have been adjusted to display all voltages For most RMCs +5V is usually 5.06 +12V is usually 12.2 -12V is usually -12.3 For most RMCs +5V is usually 5.06 +12V is usually 12.2 -12V is usually -12.3 Analog Temp should be in the low 20s For RMC 3 +5V is usually 5.7 +12V is usually 14.3 -12V is usually -8.7 For RMC 3 +5V is usually 5.7 +12V is usually 14.3 -12V is usually -8.7
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Supply Current 1/24/201619 Current should be between 46-49 A, except for RMC 5 which is usually 50-51 A
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Alarm Status 1/24/201620 Should be zero (0), otherwise there is an alarm!
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Online Status 1/24/201621 Should be one (1) unless there is a known reason otherwise
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RMC GUI Double click on each RMC to get panel Click “Send Unprivileged Command” Is information about the crate sent every minute? If not, note that there is a monitoring problem, contact an expert Look at histograms – (time histories) (right click on top of histogram to see actual values) Is the system healthy? Are the temperatures, voltages, currents, etc stable? Look for spikes or slowing rising/falling values Is the Alarm Status 0, and Online status 1? Make sure numbers in histograms match those in the “Detailed System Status” Checks that the values are recorded in the database 1/24/201622
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RMC GUI Panel Check the circled buttons 1/24/201623 The values here should match those in the histograms
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Closing an RMC GUI 1/24/201624 Use this button to close, the X doesn’t work
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What to expect Temperatures should be fairly stable Temp A ~ 27 ± 3 Temp B ~ 25 ± 3 Temp C ~ 30 ± 3 Temp D ~ 32 ± 3 Look for spikes or slowly rising values Voltages should be very stable For most RMCs: +5V is usually 5.06 +12V is usually 12.2 -12V is usually -12.3 Analog Temp is in low 20s Supply current should be around 50 Between 46-49 A, except for RMC 5 which is usually 50-51 A Alarm Status should be zero Note any changes and when they occurred Online/Offline should be one Note any changes and when they occurred For RMC 3: +5V is usually 5.7 +12V is usually 14.3 -12V is usually -8.7 1/24/201625
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In case of problems Check “Detailed Alarm Status” and “Detailed System Status” Know where alarms are coming from Diagnose the problem Call an expert In case of Alarm, check “Most Recent Fault Record” to see error info Check time stamp If rack power is switched off, some information may not be updated Do not Refresh All! Do not click POWER ON, POWER OFF, CLEAR ALARM, or Further Expert Action! Be sure to enter everything you find in the elog 1/24/201626
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