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HP G72-100 Notebook PC User Guide - Windows 7 - Page 94

Reconnect any external devices., Turn the computer over so the top is facing up.

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6. Tighten the hard drive cover screws (3). 7. Replace the battery. 8. Turn the computer over so the top is facing up. 9. Reconnect power to the computer. 10. Reconnect any external devices. 84 Chapter 6 Drives

Section	Page
Features	11
Identifying hardware	11
Components	12
Top components	12
TouchPad	12
Lights	13
Button and speakers	14
Keys	15
Right-side components	16
Left-side components	17
Bottom components	18
Display components	19
Wireless antennas	19
Additional hardware components	21
Labels	22
Wireless, local area network, and modem	23
Using wireless devices	23
Identifying wireless and network status icons	24
Using the wireless controls	24
Using the wireless action key	24
Using HP Wireless Assistant	25
Using operating system controls	25
Using a WLAN	26
Setting up a WLAN	26
Protecting your WLAN	27
Connecting to a WLAN	28
Roaming to another network	28
Using Bluetooth wireless devices (select models only)	29
Bluetooth and Internet Connection Sharing (ICS)	29
Troubleshooting wireless connection problems	30
Cannot connect to a WLAN	30
Cannot connect to a preferred network	31
Network icon is not displayed	31
Current network security codes are unavailable	31
WLAN connection is very weak	32
Cannot connect to the wireless router	32
Using the modem (select models only)	33
Connecting a modem cable	33
Connecting a country-specific modem cable adapter	34
Selecting a location setting	34
Viewing the current location selection	34
Adding new locations when traveling	35
Solving travel connection problems	36
Connecting to a local area network	37
Pointing devices and keyboard	38
Turning the TouchPad on and off	39
Using the TouchPad	39
Using TouchPad gestures	39
Scrolling	39
Pinching	40
Rotating	40
Setting pointing device preferences	41
Using the keyboard	42
Using keypads	44
Using an optional external numeric keypad	44
Cleaning the TouchPad and keyboard	45
Multimedia	46
Multimedia features	46
Identifying your multimedia components	47
Adjusting the volume	48
Using the media activity functions	49
Using the media activity action keys	49
Multimedia software	50
Using CyberLink PowerDVD software	50
Using other preinstalled multimedia software	50
Installing multimedia software from a disc	50
Audio	51
Connecting external audio devices	52
Checking your audio functions	52
Video	52
Connecting an HDMI device (select models only)	53
Configuring audio for HDMI (select models only)	54
Optical drive	55
Webcam (select models only)	56
Webcam tips	56
Adjusting webcam properties	56
Troubleshooting	58
The optical disc tray does not open for removal of a CD, DVD, or BD	58
A disc does not play automatically	58
A DVD movie stops, skips, or plays erratically	59
A DVD movie is not visible on an external display	59
The process of burning a disc does not begin, or it stops before completion	59
A DVD playing in Windows Media Player produces no sound or display	60
A device driver must be reinstalled	60
Obtaining the latest HP device drivers	60
Obtaining the latest Windows device drivers	61
Power management	62
Setting power options	62
Using power-saving states	62
Initiating and exiting Sleep	63
Initiating and exiting Hibernation	63
Using the battery meter	64
Using power plans	64
Viewing the current power plan	64
Selecting a different power plan	64
Customizing power plans	64
Setting password protection on wakeup	65
Using external AC power	66
Connecting the AC adapter	67
Testing an AC adapter	68
Using battery power	69
Finding battery information in Help and Support	69
Using Battery Check	69
Displaying the remaining battery charge	70
Inserting or removing the battery	70
Charging a battery	71
Maximizing battery discharge time	72
Managing low battery levels	72
Identifying low battery levels	72
Resolving a low battery level	73
Resolving a low battery level when external power is available	73
Resolving a low battery level when a charged battery is available	73
Resolving a low battery level when no power source is available	73
Resolving a low battery level when the computer cannot exit Hibernation	73
Calibrating a battery	73
Step 1: Fully charge the battery	73
Step 2: Disable Hibernation and Sleep	74
Step 3: Discharge the battery	75
Step 4: Fully recharge the battery	75
Step 5: Reenable Hibernation and Sleep	76
Conserving battery power	76
Storing a battery	76
Disposing of a used battery	77
Replacing the battery	77
Shutting down the computer	78
Drives	79
Handling drives	79
Optical drive	80
Identifying the installed optical drive	80
Using optical discs	81
Selecting the right disc (CDs, DVDs, and BDs)	82
CD-R discs	82
CD-RW discs	82
DVD±R discs	82
DVD±RW discs	82
LightScribe DVD+R discs	83
Blu-ray Disc (BD)	83
Playing a CD, DVD, or BD	83
Configuring AutoPlay	85
Changing DVD region settings	85
Observing the copyright warning	86
Copying a CD, DVD, or BD	86
Creating (burning) a CD or DVD	87
Removing a CD, DVD, or BD	88
Using external drives	88
Improving hard drive performance	90
Using Disk Defragmenter	90
Using Disk Cleanup	90
Replacing the hard drive	91
External devices and external media cards	95
Using a USB device	95
Connecting a USB device	95
Removing a USB device	96
Using Digital Media Slot cards	97
Inserting a digital card	97
Removing a digital card	98
Adding or replacing a memory module	99
Security	102
Protecting the computer	102
Using passwords	103
Setting passwords in Windows	103
Setting passwords in Setup Utility	103
Administrator password	104
Managing an administrator password	104
Entering an administrator password	104
Power-on password	105
Managing a power-on password	105
Entering a power-on password	105
Using antivirus software	106
Using firewall software	106
Installing critical security updates	107
Installing an optional security cable	107
Setup Utility (BIOS)	108
Starting Setup Utility	108
Using Setup Utility	109
Changing the language of Setup Utility	109
Navigating and selecting in Setup Utility	109
Displaying system information	110
Restoring default settings in Setup Utility	110
Exiting Setup Utility	111
Setup Utility menus	111
Main menu	111
Security menu	111
System Configuration menu	112
Diagnostics menu	112
Software updates	113
Updating the BIOS	114
Determining the BIOS version	114
Downloading a BIOS update	115
Updating programs and drivers	116
Backup and recovery	117
Creating recovery disc	118
Backing up your information	119
Using Windows Backup and Restore	120
Using system restore points	121
When to create restore points	121
Create a system restore point	121
Restore to a previous date and time	121
Performing a recovery	122
Recovering using the recovery discs	122
Recovering using the dedicated recovery partition (select models only)	122