LCX_UserManual_en_08_1.pdf - 第128页
General instrument functions R&S ® LCX Series 128 User Manual 1 179.2260.02 ─ 08 How to: see Section 6.2, "Configuring the test signal" , on page 59 9.3.2 Using the user button function Depending on the ass…
General instrument functions
R&S
®
LCX Series
127User Manual 1179.2260.02 ─ 08
9.3 User button
The user button enables you to assign a certain function to the [★ (User)] key for quick
access.
9.3.1 User button settings
Access:
1. Press the [settings] key at the front panel.
2. In the "Device" tab, select "User Button".
Figure 9-6: User button
The menu lists the functions you can assign to the [★ (User)] key:
● "Screenshot" captures an image of the screen, see Section 9.4, "Screenshot",
on page 128.
● "Logging", see Section 8.8.3, "Logging", on page 101.
● "Touch Lock" locks and unlocks the touchscreen operation (toggle function).
How to: see "Assigning the touch lock function to the "User Button""
on page 128
● "Open Correction" starts calibration on all frequencies for open test fixtures
contacts.
How to: see Section 6.2, "Configuring the test signal", on page 59
● "Short Correction" starts calibration on all frequencies for short-circuit test fix-
tures contacts.
How to: see Section 6.2, "Configuring the test signal", on page 59
● "Open/Short Correction" starts calibration on all frequencies for open/short-cir-
cuit test fixtures contacts.
User button
General instrument functions
R&S
®
LCX Series
128User Manual 1179.2260.02 ─ 08
How to: see Section 6.2, "Configuring the test signal", on page 59
9.3.2 Using the user button function
Depending on the assigned function, pressing the [★ (User)] key executes the action.
The following instructions show how to assign a function, given by the example of the
touchscreen lock. It is also explained how to undo the assignment.
Assigning the touch lock function to the "User Button"
To assign the function to the "User Button":
1. To access the user button settings, select [settings] > "Device" > "User Button".
2. Select "User Button Action".
3. Select "Touch Lock".
4. Confirm with "Select".
5. To activate the touchscreen lock, press the [★ (User)].
A status message informs you that the touch input is disabled.
6. To close the message, press the [Back] key.
Now you can control the instrument only with the front panel keys and navigation
controls.
Activating the locked touch input
To unlock the touchscreen:
► Press the [★ (User)].
The R&S LCX enables the touchscreen input.
9.4 Screenshot
With the screenshot function, you can capture the image of the current screen. The
R&S LCX assigns a unique, generic filename and saves the file in *.png format.
How to: see Section 9.4.2, "Using the screenshot function", on page 129.
9.4.1 Screenshot settings
With a USB flash drive connected, you can save the file on either the USB flash drive
or the internal memory, with "USB1A" as default setting. Without USB connected, the
R&S LCX saves the file internally in the file path /int/screenshot.
Screenshot
General instrument functions
R&S
®
LCX Series
129User Manual 1179.2260.02 ─ 08
Access:
1. Press the [settings] key at the front panel.
2. In the "Device" tab, select "Screenshot".
Figure 9-7: Screenshot
The "Screenshot" menu provides access to dialogs and editors for managing and
saving instrument settings.
Save Location............................................................................................................. 129
Save Location
Opens a dialog where you can select how to determine the location for the file.
"Auto"
Selects the target folder automatically.
"Manual"
Enables you to select and define the target folder on the USB flash
drive.
9.4.2 Using the screenshot function
A screenshot is done with the [★ (User)] key, provided the function is assigned to the
key.
The following instructions show how to configure function for use, and how to save a
captured image, e.g., in a user-defined target folder.
Without a USB memory stick connected, the R&S LCX saves the file internally under /
int/screenshot.
See Section 9.1, "File and data management", on page 120 for information on how to
access the memory and manage file export.
Screenshot