Maintenance
R&S
®
SMBV100B
933User Manual 1178.4460.02 ─ 03
How to perform the touchscreen test
1. Press the [Setup] key.
2. Select "Maintenance > Check Touch Panel"
The "Finger Paint" test window opens.
3. Drag with your finger one or more lines, for example diagonally across the screen.
The test traces the movements of your finger on the screen.
The following results are expected:
● If the lines are uninterrupted, the touchscreen works properly.
● If there are any gaps, the touch-sensitive functionality is damaged.
● To return to the "Check Front Panel" dialog, press [Esc].
If there are malfunctions:
Performing Maintenance Tasks
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