User`s guide
User’s and Service Guide  9
87050A Option K24 Front and Rear Panel Features
Front and Rear Panel Features
This chapter contains information on the ports and switches found on the front and rear 
panels of the test set. 
Figure 3 Front Panel 
Line Power Switch
The Test Set line power switch is located at the bottom left corner of the front panel. See 
Figure 3. The line power switch turns the power to the test set on or off.
The front panel line switch disconnects the mains circuits from the mains supply after the 
EMC filters and before other parts of the instrument.
Ports 1–24
Ports 1 through 24 are 50 Ω, 3.5 mm connectors that are used to connect to the device 
under test.
CAUTION Do not input more than 1 watt, RF and DC combined, to these ports or 
damage to the internal RF switches or the analyzer may occur.
Reflection 50 Ω
Transmission 50 Ω
Ground Connector
 Port Connection
 Status LCD
Test Ports 1–24
Line Power Switch










