8 Keysight E4990A Impedance AnalyzerCautionManuals for E4990A-Manuals for E4990AKeysight provides the following three manuals for E4990A. The latest version ofall documentations can be downloaded fromhttp://www.keysight.com/find/E4990A-manual.Installation GuideThe installation guide (this manual) provides start up setup information whenyou use the E4990A for the first time and troubleshooting information when theWindows cannot be boot up. See this manual first when you use the E4990Afor the first time.Online HelpThe online help provides the information about the quick start, measurementoperation, programming, and I/O interface. This is pre-installed in the E4990A.Press [Help] hard key on the front panel to open. Quick Start helps inunderstanding the E4990A operation quickly.The latest version of online help is available at:http://ena.support.keysight.com/e4990a/manuals/webhelp/eng/The online help has context sensitive help, which is a great feature of theE4990A help. It allows you to get information about the selected softkey bypressing the Help key in the E4990A or by pressing F1 in a keyboard attachedto the E4990A or by clicking the help button in a dialog box. With contextsensitive help, users can receive information quickly about the area the user isworking in the firmware of the E4990A. It provides information relevant to thetask that needs to be accomplished and reduces the time to search relevantinformation required to complete a task.Service GuideThe service manual provides information about the parts, troubleshooting,performance test, adjustment and service menu.