Table of contents
1 Product features ........................................................................................................................................... 1
Overview ................................................................................................................................................................ 1
HP ProOne 400 23.8-inch components ................................................................................................................. 2
Front components ............................................................................................................................... 2
Side components ................................................................................................................................. 2
Rear components ................................................................................................................................ 3
Bottom components ............................................................................................................................ 3
HP ProOne 400 20-inch components .................................................................................................................... 4
Front components ............................................................................................................................... 4
Side components ................................................................................................................................. 4
Rear components ................................................................................................................................ 5
Bottom components ............................................................................................................................ 5
Labels ..................................................................................................................................................................... 6
2 Illustrated parts catalog ................................................................................................................................ 8
System parts .......................................................................................................................................................... 8
Mass storage devices ........................................................................................................................................... 11
Processors and memory modules ....................................................................................................................... 12
Keyboards and mice ............................................................................................................................................. 12
3 Routine care, SATA drive guidelines, and disassembly preparation .................................................................. 14
Electrostatic discharge information .................................................................................................................... 14
Generating static ............................................................................................................................... 14
Preventing electrostatic damage to equipment ............................................................................... 15
Personal grounding methods and equipment .................................................................................. 15
Grounding the work area ................................................................................................................... 15
Recommended materials and equipment ........................................................................................ 16
Operating guidelines ........................................................................................................................................... 16
Routine care ......................................................................................................................................................... 17
General cleaning safety precautions ................................................................................................ 17
Cleaning the Computer Case ............................................................................................................. 17
Cleaning the keyboard ....................................................................................................................... 17
Cleaning the display .......................................................................................................................... 18
Cleaning the mouse ........................................................................................................................... 18
Service considerations ......................................................................................................................................... 18
Tools and software requirements ..................................................................................................... 18
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