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Compaq Presario CQ35-400 User Guide - Windows 7 - Page 19

Display components, Wireless antennas

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Display components Component (1) Webcam light (2) Webcam (select models only) (3) Internal microphone (4) Internal display switch Description On: The webcam is in use. Records audio and video and captures still photographs. Records sound. Turns off the display and initiates Sleep if the display is closed while the power is on. Wireless antennas On select computer models, at least 2 antennas send and receive signals from one or more wireless devices. These antennas are not visible from the outside of the computer. Identifying the hardware 9

Section	Page
Notebook tour	11
Identifying the hardware	11
Top components	11
TouchPad	11
Lights	12
Buttons and fingerprint reader (select models only)	13
Keys	15
Front components	15
Right-side components	16
Left-side components	17
Bottom components	18
Display components	19
Wireless antennas	19
Additional hardware components	20
Identifying the labels	21
Wireless and local area network	23
Using wireless devices	24
Identifying wireless and network status icons	24
Using the wireless controls	25
Using the wireless button	25
Using Wireless Assistant software (select models only)	25
Using operating system controls	26
Using a WLAN	27
Setting up a WLAN	27
Protecting your WLAN	27
Connecting to a WLAN	28
Roaming to another network	29
Using HP Mobile Broadband (select models only)	30
Inserting a SIM	30
Removing a SIM	33
Using Bluetooth wireless devices (select models only)	35
Bluetooth and Internet Connection Sharing (ICS)	35
Troubleshooting wireless connection problems	36
Cannot connect to a WLAN	36
Cannot connect to a preferred WLAN network	37
Network icon is not displayed	37
Current WLAN network security codes are unavailable	37
WLAN connection is very weak	38
Cannot connect to the wireless router	38
Connecting to a local area network (LAN)	39
Pointing devices and keyboard	40
Using pointing devices	40
Setting pointing device preferences	40
Using the TouchPad	40
Two-finger scrolling (select models only)	40
Rotating (select models only)	41
Pinching (select models only)	41
Using hotkeys	42
Using keypads	45
Using the embedded numeric keypad	46
Enabling and disabling the embedded numeric keypad	46
Switching key functions on the embedded numeric keypad	47
Using an optional external numeric keypad	47
Cleaning the TouchPad and keyboard	47
Multimedia	48
Multimedia features	48
Identifying your multimedia components	48
Adjusting the volume	50
Using the media activity functions	51
Using the media activity hotkeys	51
Multimedia software	52
Using multimedia software	52
Installing multimedia software from a disc	52
Audio	53
Connecting external audio devices	53
Checking your audio functions	53
Video	55
Connecting an external monitor or projector	55
Connecting an HDMI device	55
Configuring audio for HDMI (select models only)	56
Webcam	57
Adjusting webcam properties	57
Troubleshooting	58
The disc tray does not open for removal of a disc	58
The computer does not detect the optical drive	59
A disc does not play	60
A disc does not play automatically	61
A movie stops, skips, or plays erratically	61
A movie is not visible on an external display	61
The process of burning a disc does not begin, or it stops before completion	61
A DVD playing in Windows Media Player produces no sound or picture	62
A device driver must be reinstalled	62
Obtaining the latest HP device drivers	62
Obtaining the latest Windows device drivers	63
Power management	64
Setting power options	64
Using power-saving states	64
Initiating and exiting Sleep	64
Initiating and exiting Hibernation	65
Using the battery meter	65
Using power plans	66
Viewing the current power plan	66
Selecting a different power plan	66
Customizing power plans	66
Setting password protection on wakeup	66
Using external AC power	67
Connecting the AC adapter	67
Testing an AC adapter	68
Using battery power	68
Identifying batteries	69
Finding battery information in Help and Support	69
Using Battery Check	69
Displaying the remaining battery charge	69
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	72
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	74
Step 4: Fully recharge the battery	75
Step 5: Reenable Hibernation and Sleep	75
Conserving battery power	75
Storing a battery	76
Disposing of a used battery	76
Replacing the battery	76
Shutting down the computer	76
Drives	78
Identifying installed drives	78
Handling drives	78
Using an optical drive	79
Identifying the installed optical drive	79
Using optical discs	80
Selecting the right disc (CDs, DVDs, and BDs)	80
CD-R discs	81
CD-RW discs	81
DVD±R discs	81
DVD±RW discs	81
LightScribe DVD+R discs	81
Blu-ray Disc	81
Playing a CD, DVD, or BD	82
Configuring AutoPlay	82
Changing DVD region settings	83
Observing the copyright warning	83
Copying a CD or DVD	84
Creating (burning) a CD or DVD	84
Removing an optical disc (CD, DVD, or BD)	85
Improving hard drive performance	85
Using Disk Defragmenter	85
Using Disk Cleanup	86
Using HP ProtectSmart Hard Drive Protection	86
Identifying HP ProtectSmart Hard Drive Protection status	86
Using HP ProtectSmart Hard Drive Protection software	87
Replacing the hard drive	87
External devices	91
Using a USB device	91
Connecting a USB device	91
Removing a USB device	91
Using an eSATA device	93
Connecting an eSATA device	93
Removing an eSATA device	93
External media cards	94
Using Digital Media Slot cards	95
Inserting a digital card	95
Removing a digital card	96
Using ExpressCards	97
Configuring an ExpressCard	97
Inserting an ExpressCard	97
Removing an ExpressCard	98
Memory modules	100
Adding or replacing memory modules	101
Adding or replacing a memory module in the expansion memory module slot	101
Upgrading a memory module in the primary memory module slot	104
Security	107
Protecting the computer	108
Using passwords	109
Setting passwords in Windows	109
Setting passwords in Setup Utility	110
Administrator password	110
Managing an administrator password	111
Entering an administrator password	111
Power-on password	111
Managing a power-on password	112
Entering a power-on password	112
Using antivirus software	113
Using firewall software	114
Installing critical security updates	115
Installing an optional security cable	116
Using the fingerprint reader (select models only)	116
Locating the fingerprint reader	117
Registering fingerprints	117
Using your registered fingerprint to log on to Windows	118
Setup Utility	119
Starting Setup Utility	120
Using Setup Utility	121
Changing the language of Setup Utility	121
Navigating and selecting in Setup Utility	121
Displaying system information	122
Restoring default settings in Setup Utility	122
Exiting Setup Utility	122
Setup Utility Menus	124
Main menu	124
Security menu	124
System Configuration menu	124
Diagnostics menu	125
Software updates	126
Updating the BIOS	127
Determining the BIOS version	127
Downloading a BIOS update	127
Updating programs and drivers	129