Changing the computer boot order .............................................................. 43
Removing the HP Recovery partition (select products only) ....................... 43
3 Component replacement information and guidelines ...................................................................................... 45
Warnings and cautions ........................................................................................................................................ 46
Service considerations ......................................................................................................................................... 47
Tools and software requirements ..................................................................................................... 47
Electrostatic discharge (ESD) information ........................................................................................ 47
Product recycling ................................................................................................................................................. 48
Component replacement guidelines ................................................................................................................... 49
Battery ............................................................................................................................................... 49
Cable management ........................................................................................................................... 49
CPU (processor) and CPU heat sink ................................................................................................... 50
Expansion slots ................................................................................................................................. 51
Hard drives/Z Turbo Drive G2 M.2 modules ...................................................................................... 51
Handling hard drives ....................................................................................................... 51
Memory .............................................................................................................................................. 52
Supported SODIMM congurations ................................................................................ 52
BIOS errors and warnings ............................................................................................... 52
SODIMM installation guidelines ...................................................................................... 52
SODIMM installation order .............................................................................................. 53
Power supply ..................................................................................................................................... 53
Power supply specications ........................................................................................... 54
Power consumption and heat dissipation ...................................................................... 54
Resetting the power supply ............................................................................................ 55
4 Diagnostics and troubleshooting .................................................................................................................. 56
Calling support ..................................................................................................................................................... 57
Locating ID labels ................................................................................................................................................ 57
Locating warranty information ........................................................................................................................... 58
Diagnosis guidelines ............................................................................................................................................ 58
Diagnosis at startup .......................................................................................................................... 58
Diagnosis during operation ............................................................................................................... 58
Troubleshooting checklist ................................................................................................................................... 59
HP troubleshooting resources and tools ............................................................................................................. 59
Online support ................................................................................................................................... 59
Troubleshooting a problem ............................................................................................ 60
Customer Advisories, Bulletins, Notices, and Product Change Notications ................ 60
Product Change Notications ....................................................................... 60
Helpful hints ...................................................................................................................................... 60
At startup ........................................................................................................................ 60
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