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St. Olaf Equipment Tutorials

Guides for the equipment available for checkout at St. Olaf College.

LibKey Nomad

Librarian

GVM-18S LED Ring Light

 

Mounting the Light

  1. Rotate the knob clockwise to install and fix the light on the bracket, and turn counterclockwise to unload.

  2. Loosen the knob on the left, adjust the angle as desired, and then tighten the adjustment knob on the left.

 

Turning On

  1. Plug the AC adapter into the DC in port.

  2. Switch the light ON.

 

Function Instruction & Instruction for Use

  • Adjust Brightness (BRG)

    • Can adjust brightness by turning the INTENSITY adjustment knob.

  • Adjust Color Temperature(CCT)

    • Color temperature can be adjusted by turning the CCT adjustment knob.

  • Indicator

    • Brightness indicator light is on and color temperature indicator light is off when brightness is adjusted by the brightness adjustment knob.

    • Color temperature indicator light is on and brightness indicator light is off when color temperature is adjusted by the color temperature adjustment knob.

Precautions

  • Product in not waterproof, please us in rainproof environment.

  • Product in not anti-corrosion, therefore do not let product touch any corrosive liquid. 

  • When using product, make sure product is put firmly and prevent from falling and damage.

  • If the product will not be used for a long time, please switch off the power to reduce energy loss. 

 

Common Troubleshooting

If switch indicator does not light up, make sure the adapter is well contacted with the power plug. 

 

Resources

User Manual: https://gvmled.com/wp-content/uploads/2022/08/GVM-18S-User-Manual.pdf