HP Pro 3420 PC Maintenance & Service Guide - Page 6

Illustrated parts catalog, Removal and Replacement Procedures All-in One AIO Chassis

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Page 6 highlights

Preventing Electrostatic Damage to Equipment 20 Personal Grounding Methods and Equipment 21 Grounding the Work Area 21 Recommended Materials and Equipment 21 Operating Guidelines ...22 Routine Care ...23 General Cleaning Safety Precautions 23 Cleaning the Computer Case 23 Cleaning the Keyboard ...23 Cleaning the Monitor ...24 Cleaning the Mouse ...24 Service Considerations ...24 Tools and Software Requirements 24 Screws ...24 Cables and Connectors ...25 Hard Drives ...25 Lithium Coin Cell Battery 25 6 Illustrated parts catalog ...26 Computer major components ...26 Boards, memory, processors ...27 Mass storage devices (not illustrated 28 Cables ...29 Misc parts ...30 Sequential part number listing ...31 7 Removal and Replacement Procedures All-in One (AIO) Chassis 33 Preparing to Disassemble the Computer 33 Rear Cover ...34 Stand ...36 Webcam Module ...37 Converter Board ...40 Optical Drive ...44 Hard Drive ...47 System Board Cover ...49 Memory ...51 WLAN Module ...53 Fan ...56 Heat Sink (Thermal Module) ...58 Processor ...60 Optical Drive Cables and Connector 62 vi

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Preventing Electrostatic Damage to Equipment
................................................................
20
Personal Grounding Methods and Equipment
...................................................................
21
Grounding the Work Area
..................................................................................................
21
Recommended Materials and Equipment
..........................................................................
21
Operating Guidelines
..........................................................................................................................
22
Routine Care
......................................................................................................................................
23
General Cleaning Safety Precautions
................................................................................
23
Cleaning the Computer Case
............................................................................................
23
Cleaning the Keyboard
......................................................................................................
23
Cleaning the Monitor
..........................................................................................................
24
Cleaning the Mouse
...........................................................................................................
24
Service Considerations
......................................................................................................................
24
Tools and Software Requirements
....................................................................................
24
Screws
...............................................................................................................................
24
Cables and Connectors
.....................................................................................................
25
Hard Drives
........................................................................................................................
25
Lithium Coin Cell Battery
...................................................................................................
25
6
Illustrated parts catalog
...............................................................................................................................
26
Computer major components
.............................................................................................................
26
Boards, memory, processors
.............................................................................................................
27
Mass storage devices (not illustrated)
................................................................................................
28
Cables
................................................................................................................................................
29
Misc parts
...........................................................................................................................................
30
Sequential part number listing
............................................................................................................
31
7
Removal and Replacement Procedures All-in One (AIO) Chassis
...........................................................
33
Preparing to Disassemble the Computer
...........................................................................................
33
Rear Cover
.........................................................................................................................................
34
Stand
..................................................................................................................................................
36
Webcam Module
................................................................................................................................
37
Converter Board
.................................................................................................................................
40
Optical Drive
.......................................................................................................................................
44
Hard Drive
..........................................................................................................................................
47
System Board Cover
..........................................................................................................................
49
Memory
..............................................................................................................................................
51
WLAN Module
....................................................................................................................................
53
Fan
.....................................................................................................................................................
56
Heat Sink (Thermal Module)
..............................................................................................................
58
Processor
...........................................................................................................................................
60
Optical Drive Cables and Connector
..................................................................................................
62
vi