LabQuest Battery Troubleshooting and FAQs

Depending on how it is used, the LabQuest battery should last for three years or more. When fully charged, a LabQuest will run an entire school day in the most common use scenarios. If you are having problems with your LabQuest battery, try the following to identify and resolve the most common issues.

1. Check software version.
Battery performance improvements are implemented with each new version of the LabQuest software. Make sure you have the most recent version of the LabQuest software, which is a free download from:
     http://www.vernier.com/labquest/updates/

2. Remove and reinstall the battery.
LabQuest can oftentimes be reset by removing the battery, waiting 15 seconds, and then reinstalling the battery. Detailed instructions and step-by-step photos can be found on our web site at:
     TIL 2189: How do I remove or replace a LabQuest battery?

3. Run a battery test.
If none of these describe your problem, it is possible that the battery is no longer usable and may need to be replaced. To test your battery, see:
     TIL 2075: How do I test a LabQuest battery?

4. Replace the battery, if necessary.
If the battery test reveals the battery is no longer usable, you may order a new battery from our web site:
LabQuest Replacement Battery, order code LQ-BAT, $19

If the battery is less than one year old, please contact Vernier Technical Support at 888.837.6437.

Related LabQuest Battery Tips, Care, and Maintenance
     TIL 1768: How long will the LabQuest battery pack last?
     TIL 1780: Optimizing LabQuest battery life
     TIL 2518: How do I calibrate the LabQuest battery indicator?
     TIL 2018: What is the best way to store LabQuest units over summer vacation?

Other Known Battery-related Issues
     TIL 2084: LabQuest does not turn on. Both the screen and power light are black.
     TIL 1779: LabQuest blue power button LED ring stays on, but the screen is black.
     TIL 2082: My LabQuest was subjected to extreme temperatures and now it discharges quickly.
     TIL 2081: I am getting a "No Battery" message on LabQuest.
     TIL 1996: I am getting a "Battery Fault!!! Replace Battery" message on LabQuest.
     TIL 1946: My LabQuest froze after receiving a low battery warning and connecting to AC power.
     TIL 2041: My LabQuest is slow as to be almost unresponsive.
     TIL 2692: My brand new LabQuest 2 battery doesn't work.