Servicing of LgswUnitDx Entance windows separation is 137mm (nominal is 137.9mm). This is the same distance that we have in the LgswUnitSx. So the field stop is ...
Dx Lgsw cable tray modification We discovered that the new cable tray installed in September would collide both with the LGSW camera and board so we removed the l...
LgswUnitDx operation 8:00: we start opertations at horizon to fix the CalUnitSystem DiodeSource problem. It seems related to the low temperature in the C ring rac...
LgswUnitDx operation 8:30: we start and we toss light on the LGSW. Using hexapod parameters of yesterday we are not in the LGSW but just in the PatCams. Today the...
20150823_170000 LgswUnitSx is powered off. Disconnected from the rack. 20150823_180000 LgswUnitDx is completely disassembled apart for WfsCamera and lenslet...
Activity on LgswUnitDx Aligment of pupil motors Pupil motors have been shimmed to bring the stage working position closer to 0. We experienced on LgswUnitSx some...
Pockels cells installation A try was done to install insulating foam inside the EM shield boxes. Armaflex foam was provided by MPE in several adhesive sheets. Aft...
Horizon activities JZ starts to work on ?? up to 8:00. Zenith activities After telescope is back to Zenith we perform several task in parallel: i. Reconnect c...
LgswUnitDx configuration with IS DX LGSW DARK: 20151015_182131 We start redefining the subapertures: we modify the SX ones (20150330_170400). Pup center Subap...
In the morning telescope is dedicate to LUCI1 MOS exchange. 12:15: telescope released, SX and DX CalUnit deployed. LgswUnitSx FoV measurement We do a sweep of /...
SX QC and Pyramid co pointing We switch on the AGW and we configure it to be used with IS. FW1: 600 1000, we center on QC. Board 72.3 50.1 35.0 Then w...
LgswUnitDx FoV adjustment to CalUnit We adjusted the position of the LGSW EW to match the cal unit sources, below a summary of the measurements: * 20160312_DX ...
LgswUnitSx and LgswUnitDx HW servicing 8:00: we unpack the PCD and the amplifier from 3L boxes, we bring it to 5. We also spend 1:30h in searching for the WfsCame...
Fast guiding check w/ oscilloscope 11:30: Tommaso and Sebastian go on the telescope to check the Fast Guiding delay. We connect an oscilloscope after the 10x divi...
On telescope work (MB, SR, ML) 9:00: up on telescope to put back LgswUnitSx red EW that was moved when cleaned... Then we check the LgswUnitDx that had a spot on ...
LgswUnitDx work LgswUnitDx installation 9:00: we go up to crane back the LGSW: ML leads the operation. 12:00: installation completed, we go back to control r...
LgswUnitDx work 8:30: WG and MR go to check the cal unit illumination patter. It seems ok, maybe an alignment problem? 10:20: BcuNumber3 fails to connect. We must...
LgswUnitSx test w/ ASM We cheked again the PC behavour after 1 night at 40% RH. The BLue and Yellow still look bad: We could close the loop w/ LGSW only and the m...
LgswUnitDx test w/ PyramidWfs We put back the systems as it was yesterday, but we find that the pupils are quite shifted (approx 20 30 motor steps). We close the ...
Test of pupil recentering w/ slope rms We switch on the system and setup for Pyramid TT. We find again that pupils are not in the proper position (from illuminati...
Log * List of action items for the run: Argos_tasks_20160913.xlsx * List of SW action items for the run: argos_sw_action_items_may2016_lb20160713.xlsx * Sc...
Log * List of action items for the run: Argos_tasks_20160913.xlsx, argos_sw_ai_may2016_wg20160815.xlsx * List of SW action items for the run: argos_sw_action...
Description It is a set of utility tools needed to install or remove the LgswSystem from the telescope. All the material fits in a gray box (used for the LgswSyst...
18:00: back to SX, we setup for the night We start testing the new telescope offset procedure. We have a first try and the AOS hangs: Mar May 16 03:05:56 DX syste...
Description This is the new model of PockelsCells rebuild after the OzoneProblem, upgraded to version 2.1 (see PockelsCells) Known history When Where Who ...
Description This is the new model of PockelsCells rebuild after the OzoneProblem, upgraded to version 2.1 (see PockelsCells) Known history When Where Who ...