Dell PowerEdge 750 Guía para resolver problemas descargar pdf (Pagina 33)

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Checking the Equipment

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This section provides troubleshooting procedures for external devices attached to the system, such as the monitor, keyboard, or mouse. Before you perform

any of the procedures, see "External Connections."

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Troubleshooting the Video Subsystem

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Problem

l Monitor is not working properly.

l Video memory is faulty.

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Action

1. Check the system and power connections to the monitor.

2. Determine whether the system has monitors attached to both the front and rear video connectors.

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The system supports only one monitor attached to either the front or rear video connector. When a monitor is connected to the front panel, the back-

panel video connector is disabled.

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If two monitors are attached to the system, disconnect one monitor. If the problem is not resolved, continue to the next step.

3. Check the system and power connections to the monitor.

4. Run the appropriate online diagnostic test. See "Using Server Administrator Diagnostics" in "Running System Diagnostics."

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If the tests run successfully, the problem is not related to video hardware. See "Finding Software Solutions."

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If the tests fail, see "Getting Help."

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Troubleshooting the Keyboard

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Problem

l System message indicates a problem with the keyboard.

l Keyboard is not functioning properly.

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Action

1. Run the appropriate online diagnostic test. See "Using Server Administrator Diagnostics" in "Running System Diagnostics."

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An error message displayed on the monitor.

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

A series of beeps emitted by the system.

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

Alert messages from the systems management software.

See the systems management software documentation.

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 indicator.

See "Troubleshooting SATA Hard Drives" or "Troubleshooting SCSI Hard

Drives."

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

drive.

See "Getting Help."

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Dell PowerEdge 750 Guía para resolver problemas Pagina 33

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