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solve these problems. See Figure2-3 for the back-panel features and connectors.

Checking Specific System Problems

1. Turn off the system, including any attached peripherals. Disconnect all the power cables from their electrical outlets.

2. If the system is connected to a PDU, turn the PDU off and then on again.

If it is not receiving power, plug it into another electrical outlet. If it still is not receiving power, try another PDU.

3. Reconnect the system to the electrical outlet or PDU.

4. Is the monitor working properly?

See "Troubleshooting the Video Subsystem."

5. Is the keyboard working properly?

See "Troubleshooting the Keyboard."

6. Are the mouse and printer working properly?

See "Troubleshooting the Basic I/O Functions."

Start-Up Routine

Looking at and listening to the system is important in determining the source of a problem. Look and listen during the system's start-up routine for the

indicationdescribedinTable5-1.



System Orientation

The illustrations in this document are based on the positioning of the system as shown in Figure5-1.

Figure 5-1. System Orientation



NOTE: To enable the front-panel PS/2 connector, a monitor must be connected to the front-panel video connector. When a monitor is connected to the

front panel, the back- panel PS/2 and video connectors are disabled. When no monitor is connected to the system or a monitor is connected to the back

panel, the front-panel PS/2 and video connectors are disabled.

Table 5-1. Start-Up Routine Indications

Look/listen for:

Action

A status or error message displayed on the front-panel LCD

See "LCD Status Messages" in "Indicators, Messages, and Codes."

An error message displayed on the monitor

See "System Messages" in "Indicators, Messages, and Codes."

A series of beeps emitted by the system

See "System Beep Codes" in "Indicators, Messages, and Codes."

AlertmessagesfromtheDellOpenManage™ServerAdministratorsoftware

See "Alert Messages" in "Indicators, Messages, and Codes."

The monitor's power indicator

See "Troubleshooting the Video Subsystem."

The keyboard indicators

See "Troubleshooting the Keyboard."

The diskette-drive activity indicator

See "Troubleshooting the Diskette Drive."

The CD drive activity indicator

See "Troubleshooting a CD Drive."

The hard-drive activity indicators

See "Troubleshooting Hard Drives."

An unfamiliar constant scraping or grinding sound when you access a drive

See "Getting Help" for instructions on obtaining technical assistance.

NOTE: For the full name of an abbreviation or acronym used in this table, see "Abbreviations and Acronyms."

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 73 74

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