On the mobile app, is the white balance correction set the same?
If you’re going to return the camera anyway, it might be worth resetting all the internal camera settings.
I do not know if this camera works with the Z1.
If not, you can use a application like this:
The API you want to use is this:
This will clear any white balance saved settings from your camera.
@jcasman and I are building a mobile app to test features with the Z1. This reset feature is easy to add. For feature reference, are you on Android or iOS for your mobile phone?