This information pertains to the original LabQuest.
If you have LabQuest 2 or LabQuest 3, see this article.
If your LabQuest is not powering on at all, that is the power button LED is off and the screen is black, even when connected to AC power...
The preferred way to replace the AC adapter port on an original LabQuest is to replace the UAP (USB, Audio, Power) circuit board in the unit. Unfortunately, we no longer have replacement boards available as some component parts that make up the board...
Here are several ways to determine if you LabQuest power adapter is functioning.
1) Check to see that the LabQuest battery icon shows that the battery is charging.
It can take up to a minute for the battery icon to refresh.
Disconnecting and reconne...
We carry pH/ORP Storage Solution with buffer preservative (mold inhibitor) added. Each bottle contains 500 mL of pH/ORP Storage Solution. We sell this as pH Storage Solution (PH-SS).
If you wish to prepare your own storage solution, you can do so...
This information pertains to LabQuest 2.
If you have an original LabQuest, see this article.If you have a LabQuest 3, see this article.
Normally, LabQuest 2 turns on in less than 90 seconds and displays the Meter screen (the screen that has the...
When updating an original LabQuest, the update can fail when trying to update the LabQuest Battery Driver software. This typically happens when the battery in your LabQuest does not have sufficient charge, is going bad and needs replacement, or is no...
This information pertains to the original LabQuest.If you have LabQuest 2, see this article.
A LabQuest that is showing white text on a black screen is typically caused by a failed firmware update.
Look over the text on the screen, if the L...
If you are using Go Direct Sensors, you need to use Graphical Analysis app for data collection.
If you are using Go Wireless Temperature, Go Wireless pH, Go Wireless Electrode Amplifier, Go Wireless Heart Rate, Go Wireless Exercise Heart Rate , or G...
A known issue with Chrome for Android results in a download that never completes when selecting Download Data. You may see a status bar in the notifications screen that proceeds indefinitely without ever completing. The issue is expected to be resolv...
The Microphone (MCA-BTA) and the Microphone channel on the Go Direct® Sound Sensor (GDX-SND) are uncalibrated, which means that y axis on microphone waveform graphs has arbitrary units. What you see graphed is the voltage from the microphone. Th...