I had the same problem.
I solved it like this:
On the Android 4.4.2 image, you have a TSCalibration-App.
This apk can be extracted and installed...
I am currently searching for the source files of the Android 4.4.2 image (SHA-1: fe2ed3a4b157fd1b03ca9c8c1127391341eb98e0), which...
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