Download Service Manual DR2800

Contents
1 General.....................................................................................................................................................1
1.1 Instrument versions ...........................................................................................................................1
1.2 Technical data ...................................................................................................................................1
1.3 Location of components in the spectrophotometer ...........................................................................2
1.4 Location of components in beam path .............................................................................................5
2 Error messages.......................................................................................................................................7
3 Test program .........................................................................................................................................10
3.1
3.2
3.3
3.4
3.5
3.6
General............................................................................................................................................10
Selecting a language.......................................................................................................................10
Password.........................................................................................................................................10
Instrument information.....................................................................................................................11
Factory Service ...............................................................................................................................12
Hardware.........................................................................................................................................14
3.6.1 General...................................................................................................................................14
3.6.2 Display....................................................................................................................................15
3.6.3 Touch......................................................................................................................................16
3.6.4 RTC (Real Time Clock) ..........................................................................................................17
3.6.5 USB ........................................................................................................................................18
3.6.6 Power/Battery .........................................................................................................................18
3.7 Photometer......................................................................................................................................20
3.7.1 General...................................................................................................................................20
3.7.2 AD...........................................................................................................................................21
3.7.3 Filter........................................................................................................................................23
3.7.4 Grating....................................................................................................................................25
3.7.5 Adjust......................................................................................................................................27
3.8 Cell Compartment/Barcode .............................................................................................................28
3.9 Option ..............................................................................................................................................31
3.9.1 General...................................................................................................................................31
3.9.2 About ......................................................................................................................................32
3.9.3 Definitions...............................................................................................................................33
3.9.4 EEPROM ................................................................................................................................35
3.9.5 Oper. hours.............................................................................................................................37
3.9.6 Update ....................................................................................................................................37
3.9.7 Copy Logger ...........................................................................................................................38
3.10 Inspection ........................................................................................................................................40
3.10.1 Hardware Check (Adjust)......................................................................................................41
3.10.2 Service Inspection.................................................................................................................42
4 Repairs ...................................................................................................................................................43
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
Opening the spectrophotometer......................................................................................................43
Halogen lamp ..................................................................................................................................44
Display assembly ............................................................................................................................46
Removing the beam path from the housing bottom ........................................................................48
Opening the beam path...................................................................................................................49
Concave grating and grating motor.................................................................................................51
Filter wheel and stepper motor for filter changer ............................................................................53
Beam splitter mirror .........................................................................................................................54
Reference board..............................................................................................................................55
Serviceanleitung_DR2800_V_1_4_gb.doc
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