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Resumen del manual
9. Unscrew the two screws that attach the front panel to the base of the chassis. 10. Grasp the top of the front panel where it meets the side of the chassis against your work surface, and carefully pry it out away from the chassis. 11. Pull up on the front panel to release the top two tabs that attach it to the computer chassis. 12. Pull up on the lower tab to release it from the computer chassis and lift the front panel from the computer. Back to Contents Page Back to Contents Page Replacing the Computer Cover Dell™ Dimension™ 5150C Service Manual CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. 1. Ensure that all cables are connected and folded out of the way. Pull the power cables toward you so that they do not get caught underneath the drives. 2. Ensure that no tools or extra parts are left inside the computer. 3. Install the cover: a. Align the bottom of the cover with the tabs located along the bottom of edge of the computer. b. Using the tabs as leverage, rotate the cover downward. c. Snap the cover into place by pulling back on the cover release latch, and then releasing the latch when the cover is properly seated. d. Ensure that the cover is seated correctly before moving the computer to the upright position. NOTICE: To connect a network cable, first plug the cable into the network port or device and then plug it into the computer. 4. Connect your computer and devices to electrical outlets, and turn them on. Back to Contents Page Back to Contents Page Removing the Computer Cover Dell™ Dimension™ 5150C Service Manual CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. 1. Follow the procedures in "Before You Begin". CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover. NOTICE: Ensure that sufficient space exists to support the removed cover—at least 30 cm (1 ft) of desk top space. NOTICE: Ensure that you are working on a level, protected surface to avoid scratching either the computer or the surface on which it is resting. 2. Lay your computer on its side with the computer cover facing up. 3. Pull back the cover latch release on the top panel. 4. Locate the three hinge tabs on the bottom edge of the computer. 5. Grip the sides of the computer cover and pivot the cover up, using the bottom hinges as leverage points. 6. Release the cover from the hinge tabs and set it aside in a secure location. Back to Contents Page Back to Contents Page Technical Overview Dell™ Dimension™ 5150C Service Manual Front View Back View Inside View of Your Computer System Board Components Power Supply DC Connector Pin Assignments Front View NOTE: The front-panel door does not close when you are using certain Flash Media or IEEE 1394, USB, or headphone connectors. 1 CD/DVD drive eject button Press this button to eject a CD/DVD from the drive. 2 CD/DVD driveactivity light The drive activity light is on when the computer reads data from the CD or DVD drive. 3 USB 2.0 Use the front USB connectors for devices that you connect occasionally, such connectors (2) as joysticks or cameras. See "System Setup" for more information on booting to a USB device. It is recommended that you use the back USB connectors for devices that typically remain connected, such as printers, keyboards, and mice, or for bootable USB devices, which may not function properly if attached to the front connectors. 4 IEEE 1394 connector Attach high-speed serial multimedia devices, such as digital video cameras. It is recommended that you use the back IEEE 1394 connector for devices that typically remain connected, such as external hard drives and other storage devices. 5 vents For adequate cooling, do not block any of the vents. NOTICE: Ensure that there is a minimum of two inches of space between all vents and any object near these vents. NOTICE: Do not lift or carry the computer by the vents to avoid damage to the computer. NOTICE: Keep the vent area clean and dust-free to ensure that the computer is adequately ventilated. Use only a dry cloth to clean the vent area to avoid water damage to the computer. 6 power button Press this button to turn on the computer. NOTICE: To avoid losing data, do not use the power button to turn off the computer. Instead, perform an operating system shutdown. 7 power light The power light illuminates and blinks or remains solid to indicate different states: No light — The computer is turned off. Steady green — The computer is in a normal operating state. Blinking green — The computer is in a power-saving state. Blinking or solid amber — See "Power Problems" in your computer Owner's Manual. 8 front-panel door release button Press this button to access the front-panel connectors. 9 microphone connector Use the pink microphone connector to attach a personal computer microphone for voice or musical input i...