Using this Help

This help provides the user and programming documentation in an searchable electronic format for the E4990A Network Analyzer. This section describes the usage of this help system.

Opening E4990A Help

This help system is provided in Microsoft Compressed HTML Help format (.chm). This help can be also be viewed on a normal PC.

To open E4990A help, use either of the following methods:

Context Sensitive Help

Context sensitive help is a great feature of the E4990A help. It allows you to get information about the selected softkey by pressing the Help key in the E4990A or by pressing F1 in a keyboard attached to the E4990A or by clicking the help button in a dialog box. It provides information relevant to the task that needs to be accomplished and reduces the time to search relevant information required to complete a task.

Closing E4990A Help

To close the E4990A help, click , located on the top right of the E4990A help viewer.

Viewing E4990A Help on your PC

The E4990A help can be opened and viewed on a normal PC. The help file (E4990A_Help.chm) is located in the E4990A Network Analyzer storage at C:\Program Files (x86)\Agilent\E4990A\Help. Copy it to the local storage drive on your PC, then double-click it to view.

A web help is also available at http://www.keysight.com/find/e4990A-manual.

Switching between E4990A Help and Measurement View

The Foc Key, located in the Entry Block, can be used to switch between the E4990A Measurement View and Help View.

Navigating E4990A Help

The E4990A help system provides several ways to navigate through the information related to the use of E4990A Network Analyzer. These sections describe the navigation system of the E4990A help which consists of:

Navigation bar

Navigation bar comprises of tabs related to Contents, Index, Search and Glossary. The Contents tab contains the main navigational structure of the E4990A help. The Glossary tab contains explanation of the terms significant to the E4990A Network Analyzer. The Index tab is an additional tool that can be used to navigate different topics according to their alphabetical listing. The Search tab can be used to search any term/phrase used in the E4990A online Help.

Toolbar

The toolbar can be used to navigate through the help. The Home option can be used to return to the home page of the E4990A help which contains Quick Access to chapters in the help. The Back and Forward options can be used to toggle between visited topics. The Print option can be used to print the selected, or all the topics of the E4990A help.

Quick Access

Quick access, located on the Home Page of the E4990A help, is a convenient and quick way to access the contents of the E4990A help.

Conventions used in E4990A Help

Naming Conventions Used in this Help

Convention

Description

Example

File Name/Path

File names and path associated with them as displayed as Bold in Arial with 12 pt size.

C:\Documents and Settings\test.txt

example2.xls

Hard keys

Hard Keys (Keys located on the Front panel of E4990A) are displayed in Blue color, Bold in Verdana with 12 pt size.

Trace Max

Foc

Marker

Softkeys

Also known as menu keys, are the names of menu that appear in the Firmware (Software) of E4990A and are displayed as Bold in Arial with 12 pt size.

Auto Scale All

Allocate Channels

BLOCK Names

E4990A Front Panel is divided into 7 blocks. These blocks are displayed in ALL CAPS, Green Color, Bold in Arial with 12 pt size, followed by the word 'Block'.

RESPONSE Block

ENTRY Block

STIMULUS Block

Note

This Note sign denotes important information. It calls attention to a condition that is essential for the user to understand.

  • This is a Note.

Caution

This Caution sign denotes a hazard. It calls attention to a procedure, practice, or condition that, if not correctly performed or adhered to, could result in damage to or destruction of part or all of the instrument.

  • This is a Caution.

Warning

This warning sign denotes a hazard. It calls attention to a procedure, practice, or condition that, if not correctly performed or adhered to, could result in injury or death to personnel.

  • This is a Warning.