Find POS Steward on the Tools folder on the device desktop to run diagnostic tests on the following hardware items:
Device information display
Network status connectivity and status
Internet connectivity
Printer functionality and print head aging tests (on devices with a built-in printer)
Display screen functionality, color saturation, and problem pixel identification
Touch screen functionality, sensitivity, and multi-touch capability
Speaker
NFC reader
Bluetooth
Button Functionality
Camera and Flash
Follow the prompts on the screen to start and complete the Device Test.
For the first touch screen test, drag your finger across the empty blocks to fill them in as pictured below. When all are filled in the test will automatically proceed.
For the second touch screen test, you are prompted to touch the screen with multiple fingers. Each successful touch will display a circle on screen. When successfully completed, the test will automatically proceed.
When the screen changes to a solid color, tap the screen to rotate through the available color tests. Remember to check for bad pixels while reviewing each screen.
Further tests will display images from the camera to validate its functionality, the camera with the flash on to validate the flash functionality, and button activity confirmations.
A successful test will result in the following results screen with green checks next to each result. Failures will be represented by a red 'X'.
