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HP Nx5000 HP Compaq nx5000 Notebook PC - Maintenance and Service Guide - Page 144

remove the heat sink. Then apply new thermal grease to both

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Removal and Replacement Procedures ✎ Carefully clean any thermal grease residue from the underside of the heat sink 1 and processor surfaces 2 each time you remove the heat sink. Then apply new thermal grease to both surfaces. Removing the Thermal Grease from the Heat Sink and Processor Reverse the above procedure to install the heat sink. 5-36 Maintenance and Service Guide

Section	Page
Contents	3
Product Description	7
1.1 Models	8
1.2 Features	39
1.3 Clearing a Password	41
1.4 Power Management	41
1.5 External Components	42
1.6 Design Overview	57
Troubleshooting	58
2.1 Computer Setup and Diagnostics Utilities	58
Using Computer Setup	59
Selecting from the File Menu	60
Selecting from the Security Menu	61
Selecting from the Tools Menu	62
Selecting from the Advanced Menu	62
2.2 Using Diagnostics for Windows	65
Obtaining, Saving, or Printing Configuration Information	65
Obtaining, Saving, or Printing Diagnostic Test Information	65
2.3 Troubleshooting Flowcharts	67
Illustrated Parts Catalog	88
3.1 Serial Number Location	88
3.2 Notebook Major Components	89
3.3 Miscellaneous Plastics Kit Components	97
3.4 Hard Drives and MultiBay Devices	99
3.5 Miscellaneous	100
Removal and Replacement Preliminaries	102
4.1 Tools Required	102
4.2 Service Considerations	103
Plastic Parts	103
Cables and Connectors	103
4.3 Preventing Damage to Removable Drives	104
4.4 Preventing Electrostatic Damage	105
4.5 Packaging and Transporting Precautions	105
4.6 Notebook Precautions	106
4.7 Grounding Equipment and Methods	107
Removal and Replacement Procedures	109
5.1 Serial Number	110
5.2 Disassembly Sequence Chart	111
5.3 Preparing the Notebook for Disassembly	112
5.4 Notebook Feet	118
5.5 Mini PCI Communications Board	119
5.6 MultiBay Device	122
5.7 Bluetooth Wireless Communications Board	124
5.8 Keyboard	126
5.9 Switch Cover	131
5.10 Modem Board	133
5.11 Memory Module	135
5.12 Keyboard Plate	138
5.13 Fan Assembly	139
5.14 Heat Sink	142
5.15 Processor	145
5.16 Display Assembly	147
5.17 Top Cover	151
5.18 RTC Battery	155
5.19 Speakers	157
5.20 LED Board	160
5.21 Bottom Board	162
5.22 System Board	164
Specifications	167
Connector Pin Assignments	187
Power Cord Set Requirements	193
Screw Listing	194