Rohde & Schwarz R&S CBT Service Manual page 38

®
R&S CBT
Troubleshooting Using the Info Menu for Modules
The info menu can be called up via the INFO key on the front panel of the R&S
the current measurement application. Thus, it is possible to obtain diagnostic voltages while a particular
measurement application and module is active.
Press the Select softkey and use the rotary knob to select a test.
To initiate a selected test, press ENTER. Press the Test softkey and then ON/OFF.
Note: All key functions are also accessible by USB keyboard shortcuts, see section
Keyboard Function Keys and Shortcuts
The following info menus are available:
System Info
RF Board State
Digital Board State
Hardware Switches
Logging Switches
The test results are written into a report which can be scrolled up and down after pressing the REPORT
softkey.
Note: Some of the diagnostic voltages called up by the INFO key depend on the active
measurement application. This is why they may be out of tolerance (red color) while they are
not used by the selected application.
1154.3470.82
on p. 3.12.
Shows the FIRMWARE VERSIONS of the FPGA and also the memory
size (same as System Info in Maintenance).
Selftest RF BOARD for diagnostic voltages, in this case all measured
values are indicated (same as RF Board Self Test in Maintenance).
Selftest DIGITAL BOARD for diagnostic voltages, in this case all
measured values are indicated (same as Digital Board selftest in
Maintenance).
Shows all hardware switch settings.
Shows all logging switches.
3.11
Repair
®
CBT 35 irrespective of
Allocated
E-1