Keysight E5081A ENA-X Series User guide

E5081A ENA-X Series
Vector Network Analyzer
Start UpGuide
Ventilation Requirements
Below is the ventilation space at the installation.
Requirements
Back
≥180 mm
Sides
≥60 mm (both right and left)
Connecting the BNC Adaptor (Option 1E5)
When the E5081A is equipped with Option 1E5 (high-stability frequency standard), connect the BNC adapter
between the 10 MHz REF OVEN and the 10 MHz REF IN connectors on the rear panel. The BNC adapter is
included in Option 1E5. When Option 1E5 is installed, the frequency accuracy and stability of the E5081A will
further improve.
Starting the E5081A
1. The standby switch can turn ON/OFF the E5081A. The color on the button shows the status, as indicated
below:
Indicator Color
Description
Green
Normal power on status
Orange
Standby status
Orange + Green
Illegal power on status
2. Press the standby switch once, it changes to green color and turns ON the power. E5081A will starts the self-test.
3. Normal operation is confirmed by the self-test if no error message appears.
Please use ESD Precautions when handling and operating
When unpacking the analyzer, if the exterior of the analyzer appears to be
damaged during transport, do not turn on the power switch. Otherwise, you
may get an electric shock.

This information is subject to change without notice.
©Keysight Technologies 2023
Edition 1, January 2023
www.keysight.com
4. To turn OFF the power, first, press the standby switch or send a shutdown command from the external controller to activate
the shutdown process. This puts the E5081A into the standby state and the button changes to orange color.
Initial Registration of E5081A
1. When you start up the E5081A for the first time, you need to perform the initial registration of the
Windows operating system of the E5081A.
2. When the Windows agreement message box appears, click Agree. The rest of the procedure runs
automatically.
Additional information:
Topic
URL
Product information
https://www.keysight.com/products/E5081A
Manuals (Help)
https://www.keysight.com/manuals/E5081A
Troubleshooting/System recovery
https://rfmw.em.keysight.com/wireless/helpfiles/e5081a/Support/Tshoot.htm
Technical support
https://www.keysight.com/support/E5081A
Contacting Keysight
https://www.keysight.com/find/assist
Under normal use, never directly interrupt the power supply to the power
cable receptacle on the rear panel when the power supply is turned ON.