Hp pro 3500

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In all cases, avoid bending or twisting the cables, and ensure that the cables are routed in such a way that they cannot be caught or snagged by parts being removed or replaced. Page Removal And Replacement Procedures - Microtower Chassis Removal and Replacement Procedures — Microtower Chassis Adherence to the procedures and precautions described in this chapter is essential for proper service. After completing all necessary removal and replacement procedures, run the Diagnostics utility to verify that all components operate properly.

NOTE: Not all features listed in this guide are available on all computers. Loosen the captive Torx screw 1 on the back panel that secures the panel to the computer. Slide the side panel toward the back 2 , and then pull it away from the computer.

NOTE: Lay the computer on its side to install internal parts. Page Removing Memory Modules populated with the least amount of memory describes the total amount of memory assigned to dual channel and the remainder is assigned to single channel. For optimal speed, the channels should be balanced so that the largest amount of memory is spread between the two channels.

If one channel will have more memory than the other, the larger amount should be assigned to Channel A. Page 59 Open both latches 1 of the memory module socket , and remove the memory module from the socket 2. NOTE: A memory module can be installed in only one way. Match the notch on the module with the tab on the memory socket. Page 63 On the rear of the computer, a slot cover lock secures the expansion card brackets in place. Remove the screw from the slot cover lock then slide the slot cover lock up to remove it from the chassis.

Figure Opening the Slot Cover Lock Before installing an expansion card, remove the expansion slot cover or the existing expansion card. Page 64 If you are removing a PCI Express x1 card, hold the card at each end and carefully rock it back and forth until the connectors pull free from the socket. Be sure not to scrape the card against the other components.

Page 65 If you are not installing a new expansion card, install an expansion slot cover to close the open slot. CAUTION: After removing an expansion card, you must replace it with a new card or expansion slot cover for proper cooling of internal components during operation. To install a new expansion card, hold the card just above the expansion socket on the system board then move the card toward the rear of the chassis so that the bottom of the bracket on the card slides into the small slot on the chassis.

Page Cable Management Connect external cables to the installed card, if needed. Connect internal cables to the system board, if needed. Reconfigure the computer, if necessary. Cable Management Always follow good cable management practices when working inside the computer. Page Cable Connections Cable Connections System board connectors are color-coded to make it easier to find the proper connection. To remove an optical drive: Prepare the computer for disassembly Preparation for Disassembly on page Remove the access panel Access Panel on page Page 74 Slide the hard drive toward the bottom of the computer 3 , and then remove it from the computer..

Figure Removing the hard drive To install a hard drive, reverse the removal procedures. Page 76 Push in on the lever to the left of the assembly. To install the housing assembly, reverse the removal procedures. When installing the assembly, note that some cables have two separate connectors that plug into the same system board.

Remove the front bezel Front Bezel on page Remove the optical drive Removing an Optical Drive on page Page 78 Pull the power switch away from the chassis while guiding the wires through the hole in the chassis. Page Processor Intel Core i3 processors 3. Page 83 Description Spare part number X4 A 2. Page 84 If removing an AMD processor, rotate the locking lever to its full open position 1 , and then carefully lift the processor from the socket 2. These pins are very fragile and handling them could cause irreparable damage.

Page 85 If using a new fan sink, remove the protective covering from the bottom of the fan sink and place it in position atop the processor. Secure the fan sink to the system board and system board tray with the 4 captive screws and attach the fan sink control cable to the system board. Voltage is always present on the system board when the computer is plugged into an active AC outlet.

Page System Board Slide the power supply toward the front of the computer 2 , then lift the power supply out of the computer 3. Figure Removing the power supply To install the power supply, reverse the removal procedure. System Board Description Spare part number System board for use in models with Intel processors includes thermal material System board for use in models with Intel processors in Brazil includes thermal material Page Battery Remove any expansion cards Expansion Cards on page Disconnect all cables from the system board.

Remove the six screws that secure the system board to the chassis. Slide the system board toward the front of the chassis, and then lift it up and out of the chassis. Page 89 Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water. When the battery is removed or replaced, the CMOS settings will be cleared. If the computer is on a stand, remove the computer from the stand. Remove the Torx screw that secures the access panel to the computer.

Figure Removing the access panel screw Access Panel Page 92 Slide the access panel toward the back of the computer, and then pull it away from the computer. Figure Removing the access panel To install the access panel, reverse the removal procedure. Lift up the three tabs on the top of the bezel. Figure Removing the front bezel Rotate the bezel off the chassis. These memory sockets are populated with at least one preinstalled DIMM.

With this configuration, 2 GB will run as dual channel and 1 GB will run as single channel. The system will automatically operate in single channel mode, dual channel mode, or flex mode, depending on how the DIMMs are installed.

Page 97 Open both latches of the memory module socket 1 , and remove the memory module from the socket 2. Page 98 To install a memory module, holding the module by the edges, completely slide it into the slot. Make sure the module is pressed completely into the socket, and then gently push down on the module until it snaps in place. Page If you are removing a PCI Express x16 card, pull the retention arm on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket.

Pull the expansion card straight up from the socket then away from the inside of the chassis to release it from the chassis frame. Page To install a new expansion card, hold the card just above the expansion socket on the system board then move the card toward the rear of the chassis so that the bracket on the card is aligned with the open slot on the rear of the chassis. Press the card straight down into the expansion socket on the system board. Page Removing Drives To verify the type and size of the storage devices installed in the computer, run Computer Setup.

Page If removing an optical drive, disconnect the cables from the rear of the drive. Figure Removing the drive cables Remove the Torx screw from the cage. Figure Removing the optical drive screw Return the drive to its normal position.

Page Removing The Hard Drive Push the optical drive from behind, and then remove it from the front of the computer. Figure Removing the optical drive Removing the Hard Drive NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive. Page On the front of the computer, pull and hold the hard drive release latch to unlock the hard drive.

Figure Pulling the hard drive release latch With the release latch pulled out, lift the rear of the hard drive. Figure Lifting the hard drive Drives Page Disconnect the cables from the rear of the hard drive. Figure Disconnecting the hard drive cables Remove the hard drive from the computer. Page Remove the four guide screws from the hard drive for use in the replacement hard drive. Figure Removing the hard drive guide screws To replace the hard drive, reverse the removal procedures.

Drives Its cable routes through metal tabs in the chassis floor. The power switch cable connects to the front USB assembly cable. Page Disconnect the power switch cable from the front USB assembly cable. Figure Disconnecting the power switch cable From the outside, front of the computer, press the tab on the right side of the power switch 1 to disengage it from the chassis.

Rotate the power switch right to left 2 , and then remove it from the computer 3 while routing the cable through the hole in the front of the chassis. Push the assembly into the chassis to remove it. Prepare the computer for disassembly Preparation for Disassembly on page Page Remove the cables from the clip on the base pan of the computer. Figure Removing the cables from the clip From the front of the computer, remove the screw that secures the assembly to the front of the chassis.

Page Push the left side of the assembly down slightly 1 , and then push the assembly into the computer 2. To install the front USB assembly, reverse the removal procedure. Page Fan Assembly Fan Assembly Description Spare part number The fan assembly is attached to the inside floor of the chassis using two screws. The fan is inside of a removal metal cage. Page if you need to remove the fan from the metal case, remove the four screws that secure the fan to the case, and remove the fan from the case.

Figure Removing the fan from the metal case To install the fan, reverse the removal procedure. A fan cable connects to the system board. Page Disconnect the cable from the system board 1 , lift the fan sink from atop the processor 2 and set it on its side to keep from contaminating the work area with thermal grease.

Figure Removing the fan sink When reinstalling the fan sink, make sure that its bottom has been cleaned with an alcohol wipe and fresh thermal grease has been applied to the top of the processor. Page Carefully lift the processor from the socket 3. Once pins are damaged it may be necessary to replace the system board. Page Power Supply If using a new fan sink, remove the protective covering from the bottom of the fan sink and place it in position atop the processor.

Secure the fan sink to the system board and system board tray. Page From the rear of the computer, remove the four screws that secure the power supply to the computer. Figure Removing the power supply screws On the inside of the computer, press the tab at the front of the power supply 1 , pull the power supply forward, slide it back and toward the side of the computer so it can sit lower on the bottom of the computer, and then rotate it and lift it out of the computer 2.

Page System Board System Board Description Spare part number System board includes thermal material The system board is secured to the computer with six screws. Page Remove the six screws that secure the system board to the chassis. NOTE: System board appearance may vary. Figure Removing the system board screws Slide the system board away from the rear of the computer to disengage the ports, and then lift the board up and out of the chassis.

CAUTION: Before reinstalling the heat sink you must clean the top of the processor and the bottom of the heat sink with an alcohol pad supplied in the spares kit. After the alcohol has evaporated, apply thermal grease to the top of the processor from the syringe supplied in the spares kit. Push the other edge down until the clamp snaps over the other edge of the battery.

Replace the computer access panel. Plug in the computer and turn on power to the computer. Some of these connectors may not be used on the product being serviced. Data2— T. Data4— Hot Pug Detect T. The voltage select switch feature on the computer permits it to operate from any line voltage between or volts AC. Power supplies on those computers that do not have external power switches are equipped with internal switches that sense the incoming voltage and automatically switch to the proper voltage.

Page Country-Specific Requirements Country-Specific Requirements Additional requirements specific to a country are shown in parentheses and explained below. The section also includes some text messages that may be encountered during POST. Panel Computer Setup can also be used. Reconnect keyboard with computer turned off.

Replace the system board. Reconnect the keyboard with computer turned off. Clear CMOS. Replace diskette drive. Some hard Determine if hard drive is giving correct Failure drives have a hard drive firmware patch that error message. Make sure there is a memory module in the proper MEBx execution. If the error persists, update to the latest Status information displayed along with the BIOS version and ME firmware error provides further clarity into the failure.

Check connector for bent or missing pins. Check each option card by removing the times, once every second, card one at a time if multiple cards , then followed by a two second power on the system to see if fault goes pause. Page Appendix D Troubleshooting Without Diagnostics Troubleshooting Without Diagnostics This chapter provides information on how to identify and correct minor problems, such as diskette drive, hard drive, optical drive, graphics, audio, memory, and software problems.

If you encounter problems with the computer, refer to the tables in this chapter for probable causes and recommended solutions. To assist you in resolving problems online, HP Instant Support Professional Edition provides you with self-solve diagnostics. If the system remains in suspend mode, shut down the computer by pressing and holding the power button for at least four seconds then press the power button again to restart the computer.

If the system will not shut down, unplug the power cord, wait a few seconds, then plug it in again. Page Solving General Problems Solving General Problems You may be able to easily resolve the general problems described in this section. If a problem persists and you are unable to resolve it yourself or if you feel uncomfortable about performing the operation, contact an authorized dealer or reseller. When the computer is plugged into an AC power source, voltage is always applied to the system board.

Page There is no sound or sound volume is too low. Cause Solution System volume may be set low or muted. Check the F10 BIOS settings to make sure the internal system speaker is not muted this setting does not affect the external speakers. Make sure the external speakers are properly connected and powered on and that the speakers' volume control is set correctly. Page Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times.

Beeps stop after fifth iteration but LEDs continue flashing. Cause Solution Processor thermal protection activated: Ensure that the computer air vents are not blocked and the processor cooling fan is running. Page Solving Power Problems Solving Power Problems Common causes and solutions for power problems are listed in the following table.

Cause Solution Voltage selector switch on rear of computer chassis some Select the proper AC voltage using the selector switch. Physical specifications Feature. Software overview Feature. Microsoft Office Professional Preloaded purchase of a Product Key required to activate a full Office suite 2 optional. Click here to access more details. The above web link will take to a non-HP website.

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