HP dc7600 manual Removing the Smart Cover Lock Screw

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Hardware Upgrades

To open the computer cover with the Smart Cover Lock engaged:

1.Turn off the computer properly through the operating system, then turn off any external devices.

2.Disconnect the power cord from the power outlet, and disconnect any external devices.

3.Use the FailSafe Key to remove the tamper-proof screw 1 that secures the Smart Cover Lock.

4.Push the metal arm that wraps around the air vent grid up and back 2 to free the Smart Cover Lock from the chassis.

Removing the Smart Cover Lock Screw

5.Remove the computer cover. Refer to “Removing the Computer Cover.”

To reattach the Smart Cover Lock, secure the lock in place with the tamper-proof screw.

2-4

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Hardware Reference Guide

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Contents Hardware Reference Guide Hardware Reference Guide Contents Index Product Features Standard Configuration FeaturesFront Panel Components Front Panel ComponentsRear Panel Components Rear Panel ComponentsKeyboard Keyboard ComponentsSpecial Mouse Functions Windows Logo KeySerial Number Location Hardware Upgrades Serviceability FeaturesUsing the Small Form Factor Computer in a Tower Orientation Using the Smart Cover FailSafe Key Unlocking the Smart Cover LockRemoving the Smart Cover Lock Screw Removing the Computer Cover Replacing the Computer Cover DDR2-SDRAM DIMMs Installing Additional MemoryDIMMs Populating Dimm Sockets Description Socket Color Installing DIMMs Installing a Dimm Hardware Upgrades Installing an Expansion Card Removing the Expansion Slot Cover Installing an Expansion Card Hardware Upgrades Removing a PCI Express x16 Expansion Card Hardware Upgrades Installing Additional Drives Locating Drive Positions Drive PositionsRemoving an Optical Drive Disconnecting the Power and Data Cables Rotate the drive cage back down to its normal position Removing the Optical Drive Removing a Diskette Drive Disengaging the Diskette Drive Removing the Diskette Drive Installing an Optional Optical Drive Installing the Optical Drive Rotate the drive cage to its upright position Connecting the Power and Data Cables Rotate the drive cage back down to its normal position Upgrading the Sata Hard Drive Removing and Replacing the Primary Hard DriveRotating the Drive Cage Up Removing the Security Clip Raising the Power Supply Cage Disconnecting the Hard Drive Power Cable and Data Cable Removing the Hard Drive Installing an Optional Drive into the 3.5-inch Drive Bay Hardware Upgrades Hardware Upgrades Removing a Drive Bezel Diskette Drive Bezel shown Installing a Drive Bezel Bezel Blank for Hard Drive shown Specifications HP Compaq Small Form FactorPower Output Battery Replacement Type Removing and Replacing a Coin Cell Battery Type Type Cable Lock Installing a Security LockSecurity Lock Provisions Padlock Universal Chassis Clamp Lock Without Security CableSecurity Lock Provisions With Security Cable Security Lock Provisions Grounding Methods Electrostatic DischargePreventing Electrostatic Damage Electrostatic Discharge Computer Operating Guidelines and Routine Care Safety Optical Drive PrecautionsCleaning OperationShipping Preparation Index Index Index-3

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