What action should be taken if the touch screen does not re-align?

If the touch screen does not re-align, the appropriate action is to remove the PDA from use and contact the service desk. This is important because a malfunctioning touch screen can lead to significant usability issues, making it difficult or impossible to interact correctly with the device. Continuing to use a device with an improperly functioning screen could result in errors, data entry mistakes, or an incomplete process, impacting overall operation efficiency and potentially compromising safety and data integrity.

Contacting the service desk ensures that the issue is reported and addressed appropriately, allowing for professional assistance and potential repair or replacement of the device. This approach prioritizes functionality and reliability, which are essential in environments that depend on accurate data collection and processing, such as those related to plasma donation and processing.