Dell 2650 manual Back-Panel Indicators and Features, Component Description

Additional indicators are located behind the bezel. The front-panel status LCD provides information using an alphanumeric character display (see "LCD Status Messages"). See Figure 3-2 for the front-panel indicators and features.

Figure 3-2 shows the front-panel features of the system. Table 3-2 describes the front-panel features.

Figure 3-2. Front-Panel Features

Table 3-2. Front-Panel Features

Component	Description
Power button	Turns system power off and on.
	•	If you turn off the system using the power button and the system is running an ACPI-compliant operating system (such as
		Microsoft® Windows® 2000), the system can perform an orderly shutdown before power is turned off.
	•	If the system is not running an ACPI-compliant operating system, power is turned off immediately after the power button is
		pressed.
	The button is enabled in the System Setup program. When disabled, the button can only turn system power on. For more information,
	see your User's Guide and the operating system's documentation.
Power indicator	Provides information on power status (see "Power Indicator Codes").
CD and diskette	Indicates read or write access to the respective drive.
drive indicators
hard-drive	Provide information on the status of the respective hard drive (see "Hard-Drive Indicator Codes").
indicators
NIC indicators	Indicate whether the NIC has a valid link to the network (see "NIC Indicator Codes").
Status LCD	Can signify when the system is operating correctly or when the system needs attention (see "LCD Status Messages").
System	Can be used to identify a particular system (see "System Identification Indicators").
identification button
NMI button	Can be used to troubleshoot software and device driver errors when using certain operating systems. This button is often referred to
	as a "force dump switch" and can be pressed using the end of a paper clip. When the option is enabled in the System Setup program
	and the button is pressed, an NMI alerts the system.
	Use this button only if directed to do so by qualified support personnel or by the operating system's documentation. For more
	information, see your User's Guide and the operating system's documentation.
Bezel connector	Transmits logic signals for the system-status indicator on the bezel (see "System-Status Indicators").
I/O ports and	Attach peripheral devices to the system. For more information, see "I/O Ports and Connectors" in your User's Guide.
connectors

Back-Panel Indicators and Features

Figure 3-3 shows the back-panel features of the system. Table 3-3 describes the back-panel features.

Figure 3-3. Back-Panel Features