Glacios firmware was upgraded on Aug 4. The test was performed on Aug 8.
EPU 3.5 has a different interface with image shift calibration, whose tutorial can be found in the same tab next to the start calibration.
Athena service is back online, 250 exposures were collected and uploaded without problem. SmartEPU is operational, too.
Camera error and blanking during data collection were not shown during the 250-exposure test. Please talk to Duncan or David if you see the problem again.