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Unico Manuals
Measuring Instruments
SQ Series
Service manual
Unico SQ Series Service Manual
Spectrophotometer
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Introduction
Specifications
Layout
Layout of UV-2800
Layout of UV-2802(S),UV-2802PC(S)
Layout of UV-3802
Layout of UV-4802
Optical System
Incidence of Light
Dispersion of Light
Exit of Light
Exit of the Single Beam(UV-2800, UV-2802, UV-2802S)
Exit of the Split Beam(UV-3802)
Exit of the Double Beam(UV-4802)
Electronic System
Power Supply System
Power Supply PCB
Power Distributing PCB
Control and Drive System
Main CPU PCB
Drive PCB
Transferring PCB
Sampling and Signal Processing System
Amplifier PCB
Slave Amplifier PCB
Slave CPU PCB
Trouble Shooting
Tungsten Lamp off
Deuterium Lamp off
Memory Check Failed
Printer Check Failed
Filter Positioning Failed
Light Source Positioning Failed
Search 656.1Nm Failed
Please Restart" Warning
Battery Low" Warning
Save or Load File Failed
Get Dark Current for a Long Time
No Backlight on LCD Display
Energy Low" Warning after Blanking
Energy too Low" Warning
No DC +12V on PCB SST8.412.113
Maintenance
Working Environment
Replace Tungsten Lamp
Replace Deuterium Lamp
Replace Memory Battery
Upgrade Firmware
Check Performance
Prepare
Check Wavelength Accuracy
Check Stray Light
Check Absorbance Accuracy
Check Dark Current
Check Energy Profile
Appendix
Order NO. List of UV-2800
Order NO. List of UV-2802, UV-2802PC
Order NO. List of UV-2802S, UV-2802PCS
Order NO. List of UV-3802
Order NO. List of UV-4802
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Table of Contents
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Specifications
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Layout of Uv-2800
4
Trouble Shooting
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UNICO SQ Series
MODEL
UV-2800 / UV-2802 /UV-2802PC/UV-2802S/
UV-2802PCS / UV-3802 / UV-4802
SPECTROPHOTOMETER
SERVICE MANUAL
UNICO
182 Ridge Road, Suite E Dayton, NJ 08810 USA
732-274-1155 Fax: 732-274-1151 WEB:
www.unicosci.com
E-mail: Sales@unicosci.com
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This manual is also suitable for:
Uv-2800
Uv-2802
Uv-2802pc
Uv-2802s
Uv-2802pcs
Uv-3802
...
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Uv-4802
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