Compaq r4000 manual

Depending on your notebook model, component locations may vary. Page 12 Product Description The external components on the front of the Compaq Presario R are shown below and described in Table Page Right-Side Components Product Description The external components on the right side of the notebook are shown below and described in Table Provides airflow to cool internal components.

Page Left-Side Components Product Description The external components on the left side of the notebook are shown below and described in Table Page 18 Product Description The standard keyboard components on the notebook are shown below and described in Table When combined with the function keys perform additional tasks as hotkeys.

Page Bottom Components Product Description The external components on the bottom of the notebook are shown below and described in Table Contains the serial number and other information labels. Page Design Overview Product Description 1. Because of the complexity of the individual boards and subassemblies, do not attempt to make repairs at the component level or modifications to any printed wiring board.

Open Computer Setup by turning on or restarting the notebook. Press message is displayed in the lower-left corner of the screen. Enter, change, or delete a power-on password. Then exit and restart the notebook.

The changes you save are in effect when the notebook restarts. Cancel changes entered during the current session. Page Troubleshooting Flowcharts 2. Page Flowchart 2. Is there power? Beeps, LEDs, or error messages?

Is there video? Is there sound? Remove from docking device if applicable. Power up on battery power? Power up on AC power? Power up in docking device? Reseat the power cables in the docking device and at the AC outlet. Power on? Check battery by recharging it, moving it to another notebook, or replacing it. Done Maintenance and Service Guide Done Power outlet active? Replace power cord. Loose or damaged parts? Close notebook and retest. Done Maintenance and Service Guide Reseat loose components and boards and replace damaged items.

Replace the following items if applicable. Check notebook operation after each replacement: 1. Docking Device Stand-alone or docking device?

Internal External Adjust brightness. Video OK? Replace the following one at a time. Test after each replacement. Check for bent pins on cable. Done 2— Adjust display brightness. Check that notebook is properly seated in docking device, for bent pins on cable, and for monitor connection. Adjust external monitor display. Page 44 Troubleshooting Flowchart 2. Reseat power cord in docking device and power outlet. Check voltage setting on docking device.

Reset monitor cable connector at docking device. Docking device operating? Remove notebook, replace docking device. Page 46 Troubleshooting Flowchart 2. Nonsystem disk message? Reseat external hard drive. OS loading? Boot from Check the Setup utility for correct booting order. Boot from hard drive? Page 47 Flowchart 2. Replace Disc or diskette in 2. Replace drive?

Remove disc or diskette and reboot. Boot 2. Diskette Drive. Page 48 Troubleshooting Flowchart 2. Virus hard drive? Can bad sectors be fixed? Fix bad sectors. Boot from another device? Diskette drive enabled in the Setup utility? Is diskette drive boot order correct? Change boot priority using 2.

Maintenance and Service Guide Reseat diskette drive. Page 50 Troubleshooting Flowchart 2. Reseat drive. Install bootable disc. Booting from another 2. Reset the notebook.

Page 51 Flowchart 2. Notebook in docking device if applicable? Undock Dock notebook in docking device. Page 52 Troubleshooting Flowchart 2. Correct drivers for application?

Connect to external speaker. Load drivers and set configuration in OS. Replace audio board and speaker connections Page 53 Flowchart 2. Reattach device. Close notebook, plug in power, and reboot. Device boots properly? Done Maintenance and Service Guide Nonfunctioning device. Page 54 Troubleshooting Flowchart 2. Connect notebook to good external keyboard. External device works? Reseat internal keyboard connector if applicable. Keyboard operating properly?

Done 2—26 Replace system board. Replace internal keyboard or cable. Replace system board. Page 55 Flowchart 2. Connect notebook to good external pointing device. Reseat internal pointing device connector if applicable. Pointing device operating properly? Done Maintenance and Service Guide Replace system board. Replace internal pointing device or cable.

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