Varian ProStar 325 UV-Vis, Service Manual

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ProStar325 Service Manual
Publication date 8 May 2003
7
4.9.2 Dual Photodiode PWB 81
4.9.3 LED – IrDA PWB 81
4.9.4 Power Supplies 82
4.9.5 Fan replacement 83
4.9.6 Fuses 83
5 Optics ....................................................................85
5.1 Introduction 85
5.2 Optics module 85
5.2.1 UV lamp assembly 85
5.2.2 Visible lamp assembly 86
5.2.3 Monochromator 86
5.2.4 Optical path 87
5.3 Removal and replacement procedures 90
5.3.1 UV lamp source 90
5.3.2 Vis lamp source 92
5.3.3 Optics module 93
5.4 Installing Vis lamp option 96
5.4.1 Optimizing Vis lamp 99
5.5 Performance test 101
6 Spare parts ..........................................................102
Location of major assemblies 102
6.1 Covers 102
6.2 Electronic spare parts 102
6.3 Optical spares parts 103
6.4 Upgrade kits 104
6.5 System cables 104
6.6 Miscellaneous 104
7 Diagnostics ..........................................................105
7.1 Introduction 105
7.2 Power On Self Test (POST) 105
7.3 Power up sequence 105
7.4 LED status indicators 106
7.5 PWB selector switch tests 106
7.6 Diagnostics CD 108
7.6.1 Introduction 108
7.6.2 Functions of Diagnostic.exe 108
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