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HP nc6140 HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 142

Remove the Mini Card WWAN module, module away from the socket at an angle.

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Removal and Replacement Procedures 2. Remove the two Phillips PM2.5×3.0 screws 1 that secure the Mini Card WWAN module to the system board. (The edge of the module opposite the socket rises away from the computer.) 3. Remove the Mini Card WWAN module 2 by pulling the module away from the socket at an angle. ✎ Mini Card WWAN modules are designed with notches 3 to prevent incorrect installation. Removing the Mini Card WWAN Module Reverse the above procedure to install the Mini Card WWAN module. 6-52 Maintenance and Service Guide

Section	Page
Contents	3
Product Description	7
1.1 Features	8
1.2 Resetting the Computer	10
1.3 Power Management	11
1.4 External Components	12
1.5 Design Overview	28
Troubleshooting	29
2.1 Computer Setup	29
Using Computer Setup	29
Selecting from the Main Menu	30
Selecting from the Security Menu	31
Selecting from the Advanced Menu	32
Selecting from the Tools Menu	32
2.2 Troubleshooting Flowcharts	33
Software Update and Recovery	55
3.1 Software Updates	55
Accessing Computer Information	56
Obtaining the Support Software CD	57
Software Updates and the HP Web Site	57
3.2 System Recovery	61
Safeguarding Your Data	61
Altiris Local Recovery	61
Using System Restore Points	62
Reinstalling Applications	63
Repairing the Operating System	65
Reinstalling the Operating System	66
Reinstalling Device Drivers and Other Software	68
Illustrated Parts Catalog	69
4.1 Serial Number Location	69
4.2 Computer Major Components	70
4.3 Miscellaneous Plastics Kit	76
4.4 Miscellaneous Cable Kit	77
4.5 Mass Storage Devices	78
4.6 Miscellaneous (Not Illustrated)	79
4.7 Sequential Part Number Listing	80
Removal and Replacement Preliminaries	83
5.1 Tools Required	83
5.2 Service Considerations	84
Plastic Parts	84
Cables and Connectors	84
5.3 Preventing Damage to Removable Drives	85
5.4 Preventing Electrostatic Damage	86
5.5 Packaging and Transporting Precautions	87
5.6 Workstation Precautions	88
5.7 Grounding Equipment and Methods	88
Removal and Replacement Procedures	91
6.1 Serial Number	92
6.2 Disassembly Sequence Chart	93
6.3 Preparing the Computer for Disassembly	95
6.4 Hard Drive	97
6.5 Computer Feet	100
6.6 Bluetooth Module	101
6.7 External Memory Module	102
6.8 Mini PCI Module	105
6.9 Optical Drive	107
6.10 Keyboard	110
6.11 Fan	114
6.12 Heat Sink	115
6.13 Processor	117
6.14 Internal Memory Module	118
6.15 RTC Battery	120
6.16 Switch Cover	121
6.17 LED Board	123
6.18 Display Assembly	125
6.19 Top Cover	128
6.20 Speaker	133
6.21 Digital Media Board	136
6.22 Modem Module	138
6.23 Mini Card WWAN Module	141
6.24 USB/Audio Board	143
6.25 System Board	145
6.26 PC Card Assembly	148
6.27 Serial Connector Module	151
Specifications	153
Connector Pin Assignments	171
Power Cord Set Requirements	179
3-Conductor Power Cord Set	179
General Requirements	180
Country-Specific Requirements	181
Screw Listing	183
Display Component Recycling	207