Varian ProStar 325 UV-Vis, Руководство по обслуживанию

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ProStar325 Service Manual
Publication date 8 May 2003
105
5.3.3 Optics module
It is not possible to perform any optical alignment or to replace
any optical components within the ProStar 325. The optics
module consists of the monochromator and all other optical
components. It is designed to be replaced as a module.
Note: Whenever the optics module is replaced, you are required
to perform a wavelength & 0%T calibration as detailed in the
Diagnostics section.
Removal
•
Remove the detector’s top main cover. It is held by two
screws on each side.
•
Slide the detector forward on a bench to enable access to
three locating holes underneath. These are found towards
the front of the detector. Using a 4mm nut driver, remove
the three screws and washers found in these locating
holes. These are holding the optics module to the main
detector chassis. Once removed, slide the detector back
fully onto the bench.
•
With the detector sitting flat on a bench, remove the two
screws securing the small side panel and lower it down.
•
Locate and remove the two screws used to secure the fan
baffle. These are at the rear of the detector near the fan.
Swing the baffle to the right. (These steps are also
remove
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