Using the LCD Screen

Somemanaged devicesare equipped with anLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.panel that displays a variety of information about themanaged device’s status and provides a menu that allows for basic operations such as initial setup and reboot. TheLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.panel displays two lines of text with a maximum of 16 characters on each line. When using theLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.panel, the active line is indicated by an arrow next to the first letter.

Using the LCD Panel Mode

TheLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.panel is operated using the two navigation buttons to the left of the screen.

Menu: Allows you to navigate through the menus of theLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.panel.

Enter: Confirms and executes the action currently displayed on theLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.panel.

TheLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.has four modes:

Boot: Displays the boot up status.

LEDLight Emitting Diode. LED is a semiconductor light source that emits light when an electric current passes through it.Mode: Displays the mode that the STATUSLEDLight Emitting Diode. LED is a semiconductor light source that emits light when an electric current passes through it.is in.

Status: Displays the status of different components of themanaged device, including Power Supplies andArubaOSversion.

Maintenance: Allows you to execute some basic operations of themanaged devicesuch as uploading an image or rebooting the system.

Table 1:LCD Panel Mode: Boot

Function or Menu Options	Display Output
Displays boot status	"BootingArubaOS..."

Table 2:LCD Panel Mode: LED Mode

Function or Menu Options	Display Output
Administrative	LEDLight Emitting Diode. LED is a semiconductor light source that emits light when an electric current passes through it.MODE: ADM - displays whether the port is administratively enabled or disabled.
Duplex	LEDLight Emitting Diode. LED is a semiconductor light source that emits light when an electric current passes through it.MODE: DPX - displays the duplex mode of the port.
Speed	LEDLight Emitting Diode. LED is a semiconductor light source that emits light when an electric current passes through it.MODE: SPD - displays the speed of the port.
Exit Idle Mode	EXIT IDLE MENU

Table 3:LCD Panel Mode: Status

Function or Menu Options	Display Output
ArubaOS	VersionArubaOSX.X.X.X
PSUPower Supply Unit. PSU is a unit that supplies power to an equipment by converting mains AC to low-voltage regulated DC power.	Status Displays status of the power supply unit. PSU 0: [OK | FAILED | MISSING] PSU 1: [OK | FAILED | MISSING]
Fan Tray	Displays fan tray status. FAN STATUS: [OK | ERROR | MISSING] FAN TEMP: [OK | HIGH | SHUTDOWN]
Exit Status Menu	EXIT STATUS

Table 4:LCD Panel Mode: Maintenance

Function or Menu Options	Display Output
Upgrade Image	Upgrade the software image on the selected partition from a predefined location on the attachedUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.flash device. Partition [0 | 1] Upgrade Image [no | yes]
Upload Config	Uploads themanaged device’s current configuration to a predefined location on the attachedUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.flash device. Upload Config [no | yes]
Factory Default	Allows you to return themanaged deviceto the factory default settings. Factory Default [no | yes]
Media Eject	Completes the reading or writing of the attachedUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.device. Media Eject [no | yes]
System Reboot	Allows you to reboot themanaged device. Reboot [no | yes]
System Halt	Allows you to halt themanaged device. Halt [no | yes]
Exit Maintenance Menu	EXIT MAINTENANCE

Using the LCD and USB Drive

You can upgrade your image or upload a saved configuration by using yourUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.drive and yourLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.commands.

For more information on copying and transferringArubaOSimage and configuration files, seeManaging Files on Managed Device

Upgrading an Image

1.Copy a newmanaged deviceimage onto yourUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.drive into a directory named/Arubaimage.

2.Insert yourUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.drive into themanaged device’sUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.slot. Wait for 30 seconds for themanaged deviceto mount theUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices..

3.Navigate toUpgrade Imagein theLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.’sMaintenancemenu. Select a partition and confirm the upgrade (Y/N) and then wait formanaged deviceto copy the image from theUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.传动系统分区。

4.Execute a system reboot either from theLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.menu or from the command line to complete the upgrade.

Uploading a Saved Configuration

1.Make a copy of amanaged deviceconfiguration (with the .cfg file extension), and save the copied file with the nameAruba_usb.cfg.

2.Move the saved configuration file onto yourUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.drive into a directory named/Arubaimage.

3.Insert yourUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.drive into themanaged device’sUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices.slot. Wait for 30 seconds for themanaged deviceto mount theUSBUniversal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices..

4.Navigate toUpload Configin theMaintenance菜单的LCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.. Confirm the upload (Y/N) and then wait for the upload to complete.

5.Execute a system reboot either from theLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.menu or from the command line to reload from the uploaded configuration.

For detailed upgrade and instruction, refer to the Upgrade chapter in theArubaOS 8.6.0.0Release Notes.

Disabling LCD Menu Functions

For security purposes, you can disable allLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.menu functions by disabling the entire menu functionality using the following commands:

(主机)(md)(配置)#lcd-menu

(host)[md](lcd-menu) #disable menu

To prevent inadvertent menu changes, you can disable individualLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.menu functions using the following commands:

(host)[md](lcd-menu) #disable menu maintenance ?

factory-default Disable factory defaulting via LCD

halt-system Disable system halt from LCD

media-eject Disable media eject via LCD

reload-system Disable system reload from LCD

upgrade-image Disable image upgrade via LCD

upload-config Disable config upload via LCD

To display the currentLCD液晶显示器。液晶是侦探hnology used for displays in notebook and other smaller computers. Like LED and gas-plasma technologies, LCDs allow displays to be much thinner than the cathode ray tube technology.functionality from the command line, use the following command:

(host) [md] #show lcd-menu