Bottom cover
.....................................................................................................................................
31
Battery
...............................................................................................................................................
33
Solid-state drive (M.2)
.......................................................................................................................
35
Optane memory module
...................................................................................................................
37
Memory module
................................................................................................................................
38
Solid-state drive (2.5 inch)
................................................................................................................
40
WWAN modules
.................................................................................................................................
42
WLAN/Bluetooth combo card
............................................................................................................
44
Drive connector
.................................................................................................................................
46
Fingerprint reader board
...................................................................................................................
47
TouchPad
...........................................................................................................................................
48
NFC module
.......................................................................................................................................
50
Bottom speakers
...............................................................................................................................
51
Card reader/audio board
...................................................................................................................
53
Power button board
..........................................................................................................................
54
Thermal module
................................................................................................................................
55
System board
....................................................................................................................................
58
RTC battery
........................................................................................................................................
62
Top speaker
.......................................................................................................................................
63
Display assembly
...............................................................................................................................
64
Top cover/keyboard
...........................................................................................................................
73
6
Troubleshooting guide
.................................................................................................................................
74
Resources
.............................................................................................................................................................
75
General troubleshooting steps
............................................................................................................................
75
Identify the issue
...............................................................................................................................
76
1. Understand the issue
..................................................................................................
76
Boot up sequence
.........................................................................................
76
Failure
classification
.....................................................................................
76
2. Examine the environment
..........................................................................................
78
3. Perform a visual inspection of hardware
...................................................................
79
4. Update BIOS and drivers
.............................................................................................
79
Manually updating BIOS and drivers
............................................................
79
Remotely deploying BIOS and drivers
..........................................................
79
Analyze the issue
...............................................................................................................................
79
5. Remove or uninstall recently added hardware, software
..........................................
79
6. HP Hardware Diagnostics and Tools
...........................................................................
80
HP PC Hardware Diagnostics (UEFI)
.............................................................
80
HP Support Assistant (HPSA)
.......................................................................
82
HP BIOS
Configuration
Utility (BCU)
.............................................................
83
HP Image Diagnostic Tool
.............................................................................
83
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