Maintenance
R&S
®
SMBV100B
932
User Manual 1178.4460.02 ─ 03
In addition, you can check the touch-sensitive functionality by dragging one or
more lines across the screen with your finger.
Touchscreen Test
Enables you to perform a touchscreen test. This test checks whether the touchscreen
area has gaps in the response.
See
"How to perform the touchscreen test"
13.3.2.2
How to Test the Front Panel
How to perform the key panel test
To perform the key panel test, you operate the keys at the front panel, and check the
response of the instrument in the "Check Front Panel" dialog. To perform this test prop-
erly, check each key of the front panel. The test is only completed, when you have veri-
fied all keys.
During the test, the actual functions of the keys are disabled.
1. Press the [Setup] key.
2. Select "Maintenance > Check Front Panel"
The "Check Front Panel" dialog opens.
3. Press a key on the front panel.
Check if the corresponding key in the "Check Front Panel" dialog turns green.
4. Press the same key a second time.
Check that the key in the dialog turns red.
Note:
Pressing the same key again has no further effect, except for the [Esc] key,
see
Press the ESC key a third time
.
5. Continue with the next key on the front panel and repeat
to
until all
keys are tested.
The test is completed, when each key is verified successfully, confirmed by a "Test
passed" message.
► Press the [Esc] key a third time.
Exits the "Check Front Panel" dialog.
Expected responses:
●
Pressing a key once (green), pressing twice (red)
●
Pressing the [Esc] key a third time exits the dialog.
If you detect a malfunction, for example, you press the front panel key the first time,
and the color of the button in the dialog turns red (instead of green), the front panel key
may be stuck.
Contact the Rohde
&
Schwarz customer support, see
Chapter 14.6, "Collecting Infor-
Performing Maintenance Tasks
