436-GC/456-GC Service Manual Revision B February 2019
Calibration LUI assy
If the touch screen is not working correctly and you’re not able to get into the
calibration setup via the touch screen then you can access this via the soft keys.
1.
Press Question button on the instrument.
2.
Press in the buttons in the following order to go into the calibration screen.
Home Pause Question
3.
Perform the calibration by touching the four corners and middle point.
4.
Perform the calibration by touching the four corners and middle point.