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HP Nc6220 HP Compaq nc6220 and nc6230 Notebook PC - Maintenance and Service Gu - Page 118

Keyboard, Keyboard Spare Part Number Information

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Removal and Replacement Procedures 6.9 Keyboard Keyboard Spare Part Number Information Belgium Brazil Czech Republic Denmark France French Canada Germany Greece Hungary Iceland International Israel Italy Japan Korea 378188-A41 378188-201 378188-221 378188-081 378188-051 378188-121 378188-041 378188-151 378188-211 378188-DD1 378188-021 378188-BB1 378188-061 378188-291 378188-AD1 Latin America Norway Portugal Russia Saudi Arabia Slovakia Slovenia Spain Sweden Switzerland Taiwan Thailand Turkey United Kingdom United States 378188-161 378188-091 378188-131 378188-251 378188-171 378188-231 378188-BA1 378188-071 378188-101 378188-111 378188-AB1 378188-281 378188-141 378188-031 378188-001 1. Prepare the computer for disassembly (Section 6.3). 2. Turn the computer upside down with the front panel toward you. 6-16 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 Recovery Disc	57
Software Updates and the HP Web Site	57
Downloading a ROM Update	57
Installing a ROM Update	58
Downloading Other Software	59
3.2 System Recovery	60
Safeguarding Your Data	61
Using Altiris Local Recovery	61
Using System Restore Points	62
Creating a System Restore Point	62
Restoring to a Restore Point	63
Reinstalling Applications	63
Reinstalling Applications from the Hard Drive	64
Reinstalling Applications from Discs	64
Repairing the Operating System	64
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	80
4.4 Miscellaneous Cable Kit	82
4.5 Mass Storage Devices	84
4.6 Miscellaneous (Not Illustrated)	85
4.7 Sequential Part Number Listing	88
Removal and Replacement Preliminaries	95
5.1 Tools Required	95
5.2 Service Considerations	96
Plastic Parts	96
Cables and Connectors	96
5.3 Preventing Damage to Removable Drives	97
5.4 Preventing Electrostatic Damage	98
5.5 Packaging and Transporting Precautions	99
5.6 Workstation Precautions	100
5.7 Grounding Equipment and Methods	100
Removal and Replacement Procedures	103
6.1 Serial Number	104
6.2 Disassembly Sequence Chart	105
6.3 Preparing the Computer for Disassembly	107
6.4 Hard Drive	109
6.5 Computer Feet	113
6.6 Bluetooth Board	114
6.7 MultiBay II Device	115
6.8 External Memory Module	116
6.9 Keyboard	118
6.10 Switch Cover	122
6.11 LED Board	124
6.12 TPM Security Module	125
6.13 Fan	126
6.14 Heat Sink	127
6.15 Processor	130
6.16 Modem Board	132
6.17 Internal Memory Module	133
6.18 TouchPad	134
6.19 Mini PCI Communications Module	136
6.20 Display Assembly	138
6.21 Top Cover	140
6.22 Serial Connector Module	144
6.23 Audio Board	146
6.24 System Board	150
Specifications	157
Connector Pin Assignments	175
Power Cord Set Requirements	181
3-Conductor Power Cord Set	181
General Requirements	182
Country-Specific Requirements	183
Screw Listing	185
Display Component Recycling	205