User's Manual

27 PWS-870 User Manual
Chapter 4 Using Advantech Control Center
 Calibration
Tap Calibration in System page to re-calibrate touch screen.
Please use mouse instead of finger for re-calibration.
Use mouse to click Start and wait for the process of calibration. DO NOT touch the
screen during the calibration process.
Once the calibration is done, user can see below message.
Note! The accuracy of capacitive touch screen might vary according to differ-
ent environments; therefore it is suggested to re-calibrate touch screen
once user feel the touch screen is not as accurate as usual.