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HP 625 Notebook PC User Guide - Windows 7 - Page 76

Using external AC power, Connecting the AC adapter - power supply

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Using external AC power External AC power is supplied through one of the following devices: WARNING! To reduce potential safety issues, use only the AC adapter provided with the computer, a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP. ● Approved AC adapter ● Optional docking device or optional expansion product Connect the computer to external AC power under any of the following conditions: WARNING! Do not charge the computer battery while you are onboard an aircraft. ● When you are charging or calibrating a battery ● When you are installing or modifying system software ● When you are writing information to a CD, or DVD. When you connect the computer to external AC power, the following events occur: ● The battery begins to charge. ● If the computer is turned on, the battery meter icon in the notification area changes appearance. When you disconnect external AC power, the following events occur: ● The computer switches to battery power. ● The display brightness is automatically decreased to save battery life. To increase display brightness, press the fn+f3 hotkey or reconnect the AC adapter. Connecting the AC adapter WARNING! To reduce the risk of electric shock or damage to the equipment: Plug the power cord into an AC outlet that is easily accessible at all times. Disconnect power from the computer by unplugging the power cord from the AC outlet (not by unplugging the power cord from the computer). If provided with a 3-pin attachment plug on the power cord, plug the cord into a grounded (earthed) 3pin outlet. Do not disable the power cord grounding pin, for example, by attaching a 2-pin adapter. The grounding pin is an important safety feature. To connect the computer to external AC power, follow these steps: 1. Plug the AC adapter into the power connector (1) on the computer. 2. Plug the power cord into the AC adapter (2). 64 Chapter 5 Power management

Section	Page
Features	13
Identifying hardware	13
Top components	13
TouchPad	13
Lights	15
Buttons, switch, and speaker	16
Keys	18
Front components	19
Right-side components	20
Left-side components	21
Bottom components	21
Multimedia components	23
Wireless antennas (select models only)	24
Additional hardware components	25
Identifying the labels	25
Networking	27
Using wireless devices (select models only)	27
Identifying wireless and network icons	27
Using the wireless controls	28
Using the wireless key	28
Using Wireless Assistant software (select models only)	29
Using operating system controls	29
Using a WLAN	30
Setting up a WLAN	30
Protecting your WLAN	30
Connecting to a WLAN	31
Roaming to another network	32
Using Bluetooth wireless devices (select models only)	33
Bluetooth and Internet Connection Sharing (ICS)	33
Troubleshooting wireless connection problems	34
Cannot create a WLAN connection	34
Cannot connect to a preferred network	35
Network icon is not displayed	35
Current network security codes are unavailable	35
WLAN connection is very weak	36
Cannot connect to the wireless router	36
Using the modem (select models only)	37
Connecting a modem cable (purchased separately)	37
Connecting a country-specific modem cable adapter (purchased separately)	38
Selecting a location setting	38
Viewing the current location selection	38
Adding new locations when traveling	39
Solving travel connection problems	40
Connecting to a local area network (LAN)	42
Pointing devices and keyboard	43
Using pointing devices	43
Setting pointing device preferences	43
Using the TouchPad	43
Connecting an external mouse	43
Using the keyboard	43
Using hotkeys	43
Displaying system information	45
Opening Help and Support	46
Decreasing screen brightness	46
Increasing screen brightness	46
Switching the screen image	46
Initiating Sleep (fn+f5)	47
Initiating QuickLock (fn+f6) (select models)	47
Launching Web browser (fn+f7) (select models)	47
Launching printer (fn+f8) (select models)	47
Muting speaker sound (fn+f7) (select models)	47
Decreasing speaker sound (fn+f8) (select models)	47
Increasing speaker sound (fn+f9) (select models)	48
Playing the previous track or section of an audio CD or a DVD (fn+f10) (select models)	48
Playing, pausing, or resuming an audio CD or a DVD (fn+f11) (select models)	48
Playing the next track or section of an audio CD or a DVD (fn+f12) (select models)	48
Using the embedded numeric keypad	49
Enabling and disabling the embedded numeric keypad	49
Switching key functions on the embedded numeric keypad	49
Using an optional external numeric keypad	50
Multimedia	51
Multimedia features	51
Identifying your multimedia components	51
Adjusting the volume	53
Multimedia software	54
Accessing your preinstalled multimedia software	54
Using multimedia software	54
Installing multimedia software from a disc	55
Audio	56
Connecting external audio devices	56
Checking your audio functions	56
Video	58
Connecting an external monitor or projector	58
Using the external monitor port	58
Using the HDMI port	58
Configuring audio for HDMI	59
Optical drive (select models only)	60
Identifying the installed optical drive	60
Using optical discs (CDs, DVDs, and BDs)	60
Selecting the right disc (CDs, DVDs, and BDs)	60
CD-R discs	61
CD-RW discs	61
DVD±R discs	61
DVD±RW discs	61
LightScribe DVD+R discs	61
Blu-ray Discs (BDs)	61
Playing a CD, DVD, or BD	62
Configuring AutoPlay	63
Changing DVD region settings	63
Observing the copyright warning	63
Copying a CD or DVD	64
Creating (burning) a CD or DVD	64
Removing an optical disc (CD, DVD, or BD)	65
Troubleshooting	65
The optical disc tray does not open for removal of a CD, DVD, or BD	65
The computer does not detect the optical drive	66
Preventing playback disruptions	67
A disc does not play	67
A disc does not play automatically	68
A movie stops, skips, or plays erratically	68
A movie is not visible on an external display	68
The process of burning a disc does not begin, or it stops before completion	69
A device driver must be reinstalled	69
Obtaining the latest HP device drivers	69
Obtaining Microsoft device drivers	70
Webcam	71
Webcam tips	71
Adjusting webcam properties	71
Power management	73
Setting power options	73
Using power-saving states	73
Initiating and exiting Sleep	73
Initiating and exiting Hibernation	74
Using the battery meter	74
Using power plans	74
Viewing the current power plan	74
Selecting a different power plan	75
Customizing power plans	75
Setting password protection on wakeup	75
Using external AC power	76
Connecting the AC adapter	76
Using battery power	77
Using Battery Check	77
Displaying the remaining battery charge	78
Inserting or removing the battery	78
Charging a battery	79
Maximizing battery discharge time	80
Managing low battery levels	80
Identifying low battery levels	80
Resolving a low battery level	80
Resolving a low battery level when external power is available	81
Resolving a low battery level when a charged battery is available	81
Resolving a low battery level when no power source is available	81
Resolving a low battery level when the computer cannot exit Hibernation	81
Calibrating a battery	81
Step 1: Fully charge the battery	81
Step 2: Disable Hibernation and Sleep	82
Step 3: Discharge the battery	82
Step 4: Fully recharge the battery	83
Step 5: Reenable Hibernation and Sleep	83
Conserving battery power	83
Storing a battery	84
Disposing of a used battery	84
Replacing the battery	84
Testing an AC adapter	85
Shutting down the computer	85
Drives	87
Identifying installed drives	87
Handling drives	87
Improving hard drive performance	89
Using Disk Defragmenter	89
Using Disk Cleanup	89
Using external drives	90
Using optional external devices	90
Replacing the hard drive	91
External devices	95
Using a USB device	95
Connecting a USB device	95
Removing a USB device	95
Using USB legacy support	96
Using external drives	97
Using optional external devices	97
External media cards	98
Using Media Card Reader cards	98
Inserting a digital card	98
Removing a digital card	99
Using ExpressCards (select models only)	100
Configuring an ExpressCard	100
Inserting an ExpressCard	100
Removing an ExpressCard	101
Memory modules	103
Adding or replacing a memory module in the expansion memory module slot	104
Upgrading a memory module in the primary memory module slot	108
Security	112
Protecting the computer	112
Using passwords	113
Setting passwords in Windows	113
Setting passwords in Computer Setup	113
BIOS administrator password	114
Managing a BIOS administrator password	114
Entering a BIOS administrator password	115
Using Computer Setup DriveLock	115
Setting a DriveLock password	116
Entering a DriveLock password	116
Changing a DriveLock password	116
Removing DriveLock protection	117
Using Computer Setup Auto DriveLock	117
Entering an Automatic DriveLock password	118
Removing Automatic DriveLock protection	118
Using Computer Setup security features	119
Securing system devices	119
Viewing Computer Setup System Information	119
Using Computer Setup System IDs	120
Using antivirus software	121
Using firewall software	121
Installing critical updates	122
Using HP ProtectTools Security Manager (select models only)	123
Installing a security cable	123
Software updates	124
Updating software	124
Updating the BIOS	126
Determining the BIOS version	126
Downloading a BIOS update	127
Updating programs and drivers	128
Using SoftPaq Download Manager	129
Backup and recovery	130
Backing up your information	131
Performing a recovery	133
Using the Windows recovery tools	133
Using f11	134
Using a Windows 7 operating system DVD (purchased separately)	134
Computer Setup	136
Starting Computer Setup	136
Using Computer Setup	136
Navigating and selecting in Computer Setup	136
Restoring factory settings in Computer Setup	137
Computer Setup menus	137
File menu	138
Security menu	138
System Configuration menu	139
MultiBoot	144
About the boot device order	144
Enabling boot devices in Computer Setup	146
Considering boot order changes	147
Choosing MultiBoot preferences	148
Setting a new boot order in Computer Setup	148
Dynamically choosing a boot device using the F9 prompt	148
Setting a MultiBoot Express prompt	149
Entering MultiBoot Express preferences	149
Management and printing	150
Using Client Management Solutions	150
Configuring and deploying a software image	150
Managing and updating software	151
HP Client Manager for Altiris (select models only)	151
HP Client Configuration Manager (CCM) (select models only)	152
HP System Software Manager (SSM)	152
Cleaning guidelines	154
Cleaning products	154
Cleaning procedures	155
Cleaning the display	155
Cleaning the sides and cover	155
Cleaning the TouchPad and keyboard	155
Cleaning a tablet PC pen and pen holder	155