# LI-600 Help Center
- [LI-600 Help Center](https://www.licor.com/support/LI-600/home.md): Product support landing page.
## Instruction Manual
- [Instruction Manual](https://www.licor.com/support/LI-600/manuals.md)
- [1. The LI-600](https://www.licor.com/support/LI-600/topics/introduction.md)
  - [Power and battery](https://www.licor.com/support/LI-600/topics/initial-setup.md)
- [2. Using the LI-600 Interface](https://www.licor.com/support/LI-600/topics/using-the-interface.md)
- [3. Taking Measurements](https://www.licor.com/support/LI-600/topics/taking-measurements.md)
- [4. Using the Computer Software](https://www.licor.com/support/LI-600/topics/using-the-software.md)
- [5. Configurations](https://www.licor.com/support/LI-600/topics/configurations.md)
- [6. Data Files](https://www.licor.com/support/LI-600/topics/data-files.md)
  - [File Structure](https://www.licor.com/support/LI-600/topics/data-file-descriptions.md)
- [7. Troubleshooting](https://www.licor.com/support/LI-600/topics/troubleshooting.md)
- [8. Maintenance](https://www.licor.com/support/LI-600/topics/care-and-maintenance.md)
- [9. Theory of Operation](https://www.licor.com/support/LI-600/topics/equation-summary.md)
  - [Leaf Angle](https://www.licor.com/support/LI-600/topics/leaf-angle-gps.md)
  - [References](https://www.licor.com/support/LI-600/topics/equation-summary-references.md)
- [10. Specifications](https://www.licor.com/support/LI-600/topics/specifications.md)
## Videos
- [Videos](videos.md)
- [Unpacking the LI-600](https://www.licor.com/support/LI-600/videos/unboxing-the-li-600.md)
- [Software Overview](https://www.licor.com/support/LI-600/videos/software-overview.md)
- [Configuration Details](https://www.licor.com/support/LI-600/videos/configuration-details.md)
- [Making Fast Measurements](https://www.licor.com/support/LI-600/videos/making-fast-measurements.md)
- [Maintaining the LI-600](https://www.licor.com/support/LI-600/videos/maintaining-the-li-600.md)
- [Cleaning the Lower Aperture](https://www.licor.com/support/LI-600/videos/cleaning-the-lower-aperture.md)
- [Zeroing with the Kit and Internal Pump](https://www.licor.com/support/LI-600/videos/zeroing-with-kit-and-internal-pump.md)
- [Zeroing with Tank Gas or an External Pump](https://www.licor.com/support/LI-600/videos/zeroing-with-gas-or-external-pump.md)
- [Setting the Span](https://www.licor.com/support/LI-600/videos/setting-the-span.md)
- [Servicing the Pump](https://www.licor.com/support/LI-600/videos/servicing-the-pump.md)
- [Installing the Fluorometer](https://www.licor.com/support/LI-600/videos/installing-the-fluorometer.md)
- [Webinar: Introduction](https://www.licor.com/support/LI-600/videos/introduction-webinar.md)
- [Webinar: Theory of Operation](https://www.licor.com/support/LI-600/videos/theory-webinar.md)
## Documents
- [Documents](docs.md)
- [Installing the Fluorometer](https://www.licor.com/support/LI-600/topics/fluorometer-install-guide.md)
- [Installing the RH Sensors](https://www.licor.com/support/LI-600/topics/rh-sensor-replacement-guide.md)
- [Release Notes](https://www.licor.com/support/LI-600/topics/release-notes.md)
- [FlashAnalysis Application](https://www.licor.com/support/Photosynthesis/topics/flash-analysis-application.md)
- [Complimentary Photosynthesis Measurements with the LI-600 and LI-6800](https://www.licor.com/support/Photosynthesis/topics/complementary-photosynthesis-measurements.md)
- [Comparing Conductance Measurements from the LI-600 and LI-6800](https://www.licor.com/support/Photosynthesis/topics/comparing-conductance-measurements.md)
- [Setting H2O Spans with the DG-4](https://www.licor.com/support/AppNotes/setting-h2o-span-with-DG4.md)
## FAQs
- [FAQs](https://www.licor.com/support/LI-600/faqs.md)
## Factory Recalibration
- [Factory Recalibration](https://www.licor.com/support/LI-600/factory-calibration.md)
## Software
- [Software](https://www.licor.com/support/LI-600/software.md)