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6.2 Favorite Programs ........................................................................................................................................... 81
6.2.1 Recall a favorite program ........................................................................................................................ 81
6.2.2 Delete a favorite program ....................................................................................................................... 81
6.3 Standard Addition - monitoring/checking results ............................................................................................. 82
6.3.1 Complete a standard addition ................................................................................................................. 83
6.4 Single Wavelength (absorbance, concentration and transmittance measurements) ....................................... 87
6.4.1 Set up single wavelength mode .............................................................................................................. 87
6.4.2 Take single wavelength measurements .................................................................................................. 89
6.5 Multi-Wavelength mode - measurements at more than one wavelength ........................................................ 90
6.5.1 Set the reading mode at different wavelengths ....................................................................................... 90
6.5.2 Complete a measurement in the multi wavelength mode ....................................................................... 93
6.6 Time course of absorbance/transmittance ....................................................................................................... 94
6.6.1 Time course setup parameters ............................................................................................................... 94
6.6.2 Time course scan reading ....................................................................................................................... 95
6.6.3 Analysis of time course data ................................................................................................................... 96
6.6.3.1 Navigation of a time scan or a time scan analysis ...................................................................... 97
6.7 System checks ................................................................................................................................................. 97
6.7.1 Instrument information ............................................................................................................................ 98
6.7.2 Upgrade of the instrument software ........................................................................................................ 98
6.7.3 Optical checks ......................................................................................................................................... 99
6.7.3.1 Wavelength check ...................................................................................................................... 99
6.7.3.2 Stray light check ....................................................................................................................... 100
6.7.3.3 Absorbance check .................................................................................................................... 101
6.7.3.4 Verification kit ........................................................................................................................... 102
6.7.4 Output checks ....................................................................................................................................... 104
6.7.5 Lamp history ......................................................................................................................................... 104
6.7.6 Factory service ...................................................................................................................................... 104
6.7.7 Service time .......................................................................................................................................... 105
6.7.8 Instrument Backup ................................................................................................................................ 106
Section 7 Maintenance ...................................................................................................................................... 109
7.1 Cleaning requirements ................................................................................................................................... 109
7.1.1 Spectrophotometer ............................................................................................................................... 109
7.1.2 Display .................................................................................................................................................. 109
7.1.3 Cuvettes/sample cells ........................................................................................................................... 109
7.2 Insert or change of the battery ....................................................................................................................... 110
7.2.1 Information about using the battery ...................................................................................................... 111
7.2.1.1 Dispose of the lithium battery ................................................................................................... 111
7.2.1.2 Optimal operation of the battery ............................................................................................... 112
7.2.1.3 Lifespan of the battery .............................................................................................................. 112
7.2.1.4 Load the battery/Operating time ............................................................................................... 112
7.3 Lamp replacement ......................................................................................................................................... 113
Section 8 Troubleshooting ................................................................................................................................ 117
Section 9 Replacement Parts ............................................................................................................................ 119
Section 10 Contact Information ........................................................................................................................ 121
Section 11 Limited Warranty ............................................................................................................................. 123
Index .................................................................................................................................................................... 125
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