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With the back of the computer facing you, grasp the upper-right corner of the system board and lift it slightly. To remove and replace a subwoofer: Remove the M2 x 3-mm screw manuap attaches the modem to the system board. Replace the memory module cover and tighten the captive screws. To avoid damaging the Mini-Card, never place cables under the card. Preciskon the two screw covers and the four shoulder screws. Trademarks used in this text: Turn on the computer.
Dell Precision M90 Laptop Replacement Parts |
Returning a Hard Drive to Dell Return your old hard precjsion to Dell in its original or comparable foam packaging. If you remove the hard drive from the computer when the drive is hot, do not touch the metal housing of the hard drive.
To help prevent damage to the system board, remove the main battery before working inside the mm90. When you disconnect a cable, pull on its connector or on its strain-relief loop, not on the cable itself.
To help prevent damage to the system board, you must remove the main battery see Before Working Inside Depl Computer before you begin working inside the computer.
Also, before you connect a cable, ensure that both connectors are correctly oriented and aligned. Replacing the Modem 1. Align the connector on the bottom of the modem with the modem connector on the system board, and press down on the right side of the modem.
With the positive side up, insert the battery at a degree angle under the release latch, and then push the battery into place. Replace the palm rest see Replacing the Palm Rest. Replacing The System Board system board M2. Avoid pressing down on them or placing heavy objects delll top of them. Failure to do so may result in damage to the computer.
Remove the system board, slowly easing the connectors out of their access holes on the back and side of the computer base: Unless otherwise noted, each procedure assumes that the following conditions exist: Damage due to servicing that is not authorized by Dell is not covered by your warranty. Pull the drive out of the drive bay. When removing the processor module, pull the module straight up. Install manuap replacement battery: A NOTE indicates important information that helps you make better use of your computer.
Dell precision m90 User Manual Page 87
If you ordered an internal card with Bluetooth wireless technology with your computer, the card is already installed. Reconnect the touch-pad connector to the system mnaual. A processor module that is not properly seated can result in an intermittent connection or permanent damage to the processor and ZIF socket. If you do not feel the click, remove the module and reinstall it.
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface such as the back panel on the computer. Remove the four M2. Page 46 Precisionn to Contents Page If you feel resistance, check the connectors and realign the card.
Trademarks used in this text: Remove the system board see Removing the System Board. Insert a screwdriver into the indentation for servixe device security screw, and push the notch on the metal tab to release the drive from the bay. Ensure that the modem cable is routed correctly when you precisoin the modem.
Only products approved for use in your portable computer may be installed. Replace the palm rest see Replacing the Palm Rest. Information in this document is subject to change without notice.