HP 17-j044ca User's Guide download pdf (Page 89)

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Using System Diagnostics

System Diagnostics allows you to run diagnostic tests to determine if the computer hardware is

functioning properly.

To start System Diagnostics:

1. Turn on or restart the computer, quickly press esc, and then press f2.

2. Click the diagnostic test you want to run, and then follow the on-screen instructions.

NOTE: If you need to stop a diagnostic test while it is running, press esc.

Using System Diagnostics 79

1 2 ... 84 85 86 87 88 89 90 91 92 93 94 ... 102 103

User Guide 1
Safety warning notice 3
Table of contents 5
1 Starting right 11
Fun things to do 12
More HP resources 13
Locating hardware 14
Locating software 14
Right side 15
Left side 16
Left side 7 17
TouchPad 19
Buttons and speakers 21
Bottom 15 25
3 Connecting to a network 27
Using a WLAN 28
Setting up a WLAN 29
Configuring a wireless router 29
Protecting your WLAN 29
Connecting to a WLAN 30
Connecting to a wired network 31
Component Description 32
Using audio 34
Connecting headphones 35
Connecting a microphone 35
Checking the sound 36
Using video 37
Using the TouchPad 39
Using TouchPad gestures 39
Scrolling 41
Pinching/zooming 41
Rotating (select models only) 42
Flicking (select models only) 43
Edge swipes 43
Top-edge swipe 44
Left-edge swipe 44
One-finger slide 45
Tapping 45
Pinching/stretching 46
Using the keyboard and mouse 49
Using the keys 50
6 Managing power 53
Initiating and exiting Sleep 54
Running on battery power 55
Finding battery information 56
Conserving battery power 56
Resolving a low battery level 57
Running on external AC power 58
Using a USB device 61
Connecting a USB device 62
Removing a USB device 62
Using optical drives 64
Inserting an optical disc 65
Removing an optical disc 65
8 Maintaining your computer 69
Remove the hard drive: 73
Improving performance 63 73
Using Disk Defragmenter 74
Using Disk Cleanup 75
9. Replace the service door 78
10. Replace the battery 78
12. Turn on the computer 78
Updating programs and drivers 79
Cleaning your computer 79
9 Securing your computer and 81
Setting Windows passwords 82
Using the fingerprint reader 83
Using antivirus software 84
Using firewall software 84
Installing software updates 85
Diagnostics 87
Downloading a BIOS update 88
Using System Diagnostics 89
Creating HP Recovery media 91
Restore and recovery 92
What you need to know 94
12 Specifications 97
Operating environment 98
13 Electrostatic Discharge 99

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HP 17-j044ca User's Guide Page 89

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