All the above is from memory, quite a while ago I investigated the test pattern. An old HP or Philips catalog might have the data on what is testable with these generators.

Regulation Philips Recalled Breathing Machines in 2021. Chemicals of “Concern” Found in Replacement Machines Raised New Alarm. Amid a massive recall in 2021, the medical device maker Philips ...

In 2021, a widely used breathing device manufactured by Philips was the subject of a safety recall. Now, new reporting shows that the replacement machines sent out to customers might also pose ...

(Philips claims the OLED panel in the OLED+959 is capable of 3,000 nits max brightness, ... test pattern generator and Portrait Displays Calman color calibration software to record the measurements.

Test monitor for gaming & motion handling. ... So, for example, the test pattern test is to check the image quality. ... With comparable performance to the higher-priced Philips Evnia 34M2C8600, ...