| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
14455
|
Thu Feb 14 23:14:12 2019 |
gautam | Update | CDS | c1rfm errors | The pressure is still 2e-4 torr according
to CC1 so I thought I'd give ASS debugging
a go tonight. But the arm transmission signal |
|
|
14457
|
Fri Feb 15 15:22:08 2019 |
gautam | Update | CDS | c1rfm errors persist | I restarted c1scy,
|
|
|
14472
|
Sat Mar 2 14:19:35 2019 |
gautam | Update | CDS | FSS Slow servo gains not burt-ed | PSL NPRO PZT voltage showed large low frequency
(hour timescale) excursions on the control
room StripTool trace, leading me to suspect |
|
|
14492
|
Thu Mar 21 18:09:36 2019 |
Koji | Update | CDS | db file preparation for acromag c1susaux | I have updated the google doc spreadsheet
to indicate the required action for the new
dbfile |
|
|
14505
|
Mon Apr 1 12:01:52 2019 |
Jon | Update | CDS | | I brought c1susaux back online this morning
for suspension-channel test scripting. It
had been dead for some time. I followed |
|
|
14506
|
Mon Apr 1 22:33:00 2019 |
gautam | Update | CDS | ITMY freed | While Anjali is working on the 1um MZ setup,
the pesky ITMY was liberated from the OSEMs.
The "algorithm" : |
|
|
14507
|
Tue Apr 2 14:53:57 2019 |
gautam | Update | CDS | c1vac added to burt | I deleted references to c1vac1 and c1vac2
(which no longer exist) and added c1vac to
the autoburt request file list at |
|
|
14508
|
Tue Apr 2 15:02:53 2019 |
Jon | Update | CDS | ITMY freed | |
|
|
14522
|
Mon Apr 8 11:53:17 2019 |
gautam | Update | CDS | c1oaf needs debugging | I tried restarting c1oaf this weekend to
see if turning on the MC length FF would
affect the ALS noise performance. I burtrestored |
|
|
14672
|
Thu Jun 13 22:21:44 2019 |
Koji | Configuration | CDS | Paola wireless connected to martian | SURFs had trouble connecting paola to martian
via wireless.
Of course, it requires a fixed IP |
|
|
14692
|
Mon Jun 24 13:48:36 2019 |
Kruthi | Configuration | CDS | Giada wireless connection | [Gautam, Kruthi]
This afternoon, Gautam helped me
setup Giada to access the GigE installed |
|
|
14719
|
Tue Jul 2 16:57:09 2019 |
gautam | Update | CDS | c1sus is flaky | Since the work earlier this morning, the
fast c1sus model has crashed ~5 times. Tried
rebooting vertex FEs using the reboot script |
|
|
14744
|
Wed Jul 10 14:57:01 2019 |
Koji | Summary | CDS | Channel recipe for iscaux upgrade | The list of the iscaux channels
and pin assignments were posted to google
drive. |
|
|
14747
|
Thu Jul 11 12:42:35 2019 |
gautam | Summary | CDS | P2 interface board | I looked into the design of the P2 interface
board. The main difficulty here is geometric
- we have to somehow accommodate sufficient |
|
|
14749
|
Thu Jul 11 13:08:36 2019 |
Chub | Summary | CDS | P2 interface board | It's nice and compact, and the cost
of new 15-pin DSUB cables shouldn't be
a factor here. What does the 15p cable |
|
|
14750
|
Thu Jul 11 13:09:22 2019 |
gautam | Summary | CDS | P2 interface board | it will connect to a 15 pin breakout board
in the Acromag chassis
|
|
|
14764
|
Tue Jul 16 15:17:57 2019 |
Koji | HowTo | CDS | Final bit bug of the BIO CDS module | Yutaro talked about the BIO bug in KAGRA
elog. http://klog.icrr.u-tokyo.ac.jp/osl/?r=9536
I think I made the similar change |
|
|
14765
|
Tue Jul 16 16:00:01 2019 |
gautam | Update | CDS | c1iscaux Supermicro setup | I worked on preparing for the c1iscaux
upgrade a bit today.
|
|
|
14769
|
Wed Jul 17 21:22:41 2019 |
gautam | Update | CDS | CM board Latch Enable subtlety | [koji, gautam]
Koji pointed out an important subtlety
pertaining to the "LATCH ENABLE" |
|
|
14770
|
Thu Jul 18 00:51:52 2019 |
Koji | Summary | CDS | iscaux electronics modifications | Along with the plan in ELOG
14744, the ISC PD interface and the whitening
filter board have been modificed. The ISC |
|
|
14771
|
Thu Jul 18 10:46:04 2019 |
gautam | Update | CDS | Database files made | I completed the translation of the .db
files for the EPICS database records from
the VME notation to the Acromag/Modbus/Asyn |
|
|
14773
|
Thu Jul 18 19:58:56 2019 |
gautam | Update | CDS | Work on Acromag chassis | Now that the .db files were prepared, I
wanted to test for errors. So I did the following:
Acromags were mounted on |
|
|
14775
|
Thu Jul 18 22:34:40 2019 |
Koji | Summary | CDS | iscaux electronics modifications | The whitening filter modules have been
restored to the crates. The SMA cables have
been restored and fastened by a spanner. |
|
|
14781
|
Fri Jul 19 19:44:03 2019 |
gautam | Update | CDS | Database file test | Summary:
The database files for C1ISCAUX
seem to work file - the exception being the |
|
|
14785
|
Sat Jul 20 11:57:39 2019 |
gautam | Summary | CDS | P2 interface board | The boards arrived. I soldered on a DIN96
connector, and tested that the goemetry will
work. It does |
|
|
14790
|
Sun Jul 21 12:55:38 2019 |
gautam | Update | CDS | CM board Latch Enable test script | DATED, SEE |
|
|
14795
|
Mon Jul 22 07:21:13 2019 |
gautam | Update | CDS | painosa messed with | Somebody changed the settings on painosa
without elogging anything about it. Why does
this keep happening? I thought the point |
|
|
14832
|
Tue Aug 6 14:55:23 2019 |
gautam | Update | CDS | Making Matlab R2015b the default | ML2013 is unable to open Simulink on any
of the workstations. We decided to make the
default version of Matlab R2015b (the default |
|
|
14837
|
Fri Aug 9 08:59:04 2019 |
gautam | Update | CDS | Prep for install of c1iscaux | [chub, gautam]
We scoped out the 1Y3 rack this
morning to figure out what needs to be done |
|
|
14840
|
Sun Aug 11 11:47:42 2019 |
gautam | Update | CDS | Bench test of c1iscaux | I bench tested the functionality of all
the c1iscaux Acromag crate channels. Summary:
we are not ready for a Monday install, much |
|
|
14841
|
Mon Aug 12 17:36:04 2019 |
gautam | Update | CDS | More bench test of c1iscaux | [chub, gautam]
With Chub's help, most of the
problems have been resolved. Summary: I |
|
|
14843
|
Mon Aug 12 21:25:19 2019 |
Koji | Update | CDS | More bench test of c1iscaux | 1.
> Looking through the manual,
I found a recommendation (pg10) that the |
|
|
14844
|
Tue Aug 13 08:07:09 2019 |
gautam | Update | CDS | P1--->P2 | This morning, I wanted to move the existing
cables going to the P1 connectors of the
iLIGO whitening boards to the P2 connector, |
|
|
14845
|
Tue Aug 13 14:36:17 2019 |
gautam | Update | CDS | P1--->P2 | As it turns out, only one extra shroud
needed to be installed - I did this and migrated
the cables for the 4 whitening boards from |
|
|
14848
|
Fri Aug 16 16:40:04 2019 |
gautam | Update | CDS | 1Y3 work | [chub,
gautam] |
|
|
14849
|
Sat Aug 17 16:49:23 2019 |
gautam | Update | CDS | More 1Y3 work | Work done today:
All ribbon cable connections
to the backplane of the 1Y2 Eurocrates were |
|
|
14850
|
Mon Aug 19 14:36:21 2019 |
gautam | Update | CDS | c1iscaux remaining work | Here is what is left to do:
Strain relief of all cabling.
Chub will take care of this in the coming |
|
|
14851
|
Tue Aug 20 19:05:24 2019 |
Koji | Update | CDS | MC1 (and MC3) troubleshoot | Started the troubleshoot from the MC1 issue.
Gautam showed me how to use the fake PD/LED
pair to diagnose the satellite box without |
|
|
14852
|
Thu Aug 22 12:54:06 2019 |
Koji | Update | CDS | MC1 glitch removed (for now) and IMC locking recovered | I have checked the MC1 satellite box and
made a bunch of changes. For now, the glitches
coming from the satellite box is gone. I |
7x |
|
14853
|
Thu Aug 22 20:56:51 2019 |
Koji | Update | CDS | MC1 glitch removed (for now) and IMC locking recovered | The internal ribbon cable for the MC1 satellite
box was replaced with the one in the spare
box. The MC1 box was closed and reinstalled |
|
|
14855
|
Fri Aug 23 18:46:17 2019 |
Jon | Update | CDS | c1iscaux remaining work | I added the list of new c1iscaux channels
to /opt/rtcds/caltech/c1/chans/daq/C0EDCU.ini |
|
|
14857
|
Sun Aug 25 14:18:08 2019 |
gautam | Update | CDS | c1iscaux remaining work | There were a bunch of useless / degenerate
channels added - e.g. whitening gains which
are alreay burt-snapshot. Maybe there are |
|
|
14858
|
Thu Sep 5 18:42:19 2019 |
aaron | HowTo | CDS | WFS discussion, restarting CDS | [aaron, rana]
While going to take some transfer
functions of the MC WFS loop, LSC was down. |
|
|
14859
|
Thu Sep 5 20:30:43 2019 |
rana | HowTo | CDS | WFS discussion, restarting CDS | via Polish chat, GV tells us to RTFE |
|
|
14860
|
Fri Sep 6 09:40:56 2019 |
aaron | HowTo | CDS | WFS discussion, restarting CDS | As suggested, I ran the script cds/rebootC1LSC.sh
I got a timeout error when the
script tried closing the PSL shutter ('C1:AUX-PSL_ShutterRqst' |
|
|
14861
|
Fri Sep 6 11:56:44 2019 |
aaron | HowTo | CDS | WFS discussion, restarting CDS | Rebooting
I reset c1lsc, c1sus,
and c1ioo.
I noticed that the script gives |
|
|
14862
|
Fri Sep 6 15:12:49 2019 |
Koji | HowTo | CDS | WFS discussion, restarting CDS | Assuming you are at pianosa, /etc/resolv.conf
is like
# |
|
|
14865
|
Fri Sep 6 21:22:06 2019 |
Koji | HowTo | CDS | How to save c1ioo | Q1 Can we run the machine with the reduced
# of cores?
Q2 We might be able to order them |
|
|
14866
|
Fri Sep 6 22:03:30 2019 |
aaron | HowTo | CDS | How to save c1ioo | Saw these slightly delayed.
Q1: Not sure--is it a safe operation
for me to remove the DIMM on CPU0, replace |
|
|
14867
|
Mon Sep 9 11:36:48 2019 |
aaron | HowTo | CDS | How to save c1ioo | One pair of DIMM cards from the Sunstone
box had the same Sun part number as those
in c1ioo, so |
|