Ceyear 4051 Series, User Manual

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3 Introduction to Use
3.2 Front Panel & Rear Panel
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3.2.1.14 ESC key
Press Esc to return the soft menu to the previous level.
3.2.1.15 USB Interface
Standard USB2.0 interface, A type. For connecting peripherals of the same interface, such as keyboard, mouse,
drive and hard disk.
3.2.1.16 Headset jack
To connect the headset. If it is connected, the internal loudspeaker will be turned off automatically.
Caution
Be careful! Too high volume may damage hearing.
Headset volume should be checked to be moderate before putting on the headset in order to protect users‘
hearing.
3.2.1.17 Volume key
To set headset or loudspeaker volume.
3.2.1.18 Window key
See Table 3.7 for icons and function description of the window key area.
Table 3.7 Description of measurement setting key area
Icon of window key Name of window key Function description of window key
Windows system Start menu
key
To display Windows ―Start‖ menu
Virtual keyboard key To switch between screen keyboard display interface
Windows zoom in/out key Zoom in/out current window
Window switching key To switch between several windows
Window close key To close currently selected window
Tab To move in different areas of Windows dialogs
3.2.2 Rear Panel
This section describes the structure and functions of the rear panel of 4051 Series Signal/Spectrum Analyzer.
The rear panel is as shown in Fig. 3.14.