Compaq 621 Notebook PC User Guide - Windows 7

Compaq 621 - Notebook PC Manual

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  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 1
    Notebook PC User Guide
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    an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Second Edition: October 2010 First Edition: March 2010 Document Part Number: 601865-002 Product notice This user guide describes features that are common to most models. Some features may
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    , such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the AC
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    iv Safety warning notice
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    switch, and speaker 4 Keys WLAN ...18 Setting up a WLAN ...18 Protecting your WLAN ...18 Connecting to a WLAN ...19 Roaming to another network 20 Using Bluetooth wireless devices (select models only 21 Bluetooth and Internet Connection Sharing (ICS 21 Troubleshooting wireless connection problems
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    country-specific modem cable adapter (purchased separately 26 Selecting a location setting 26 Viewing the current location selection 26 Adding new locations when traveling 27 Solving travel connection problems 28 Connecting to a local area network (LAN 30 3 Pointing devices and keyboard ...31
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    the HDMI port ...46 Configuring audio for HDMI 47 Optical drive (select models only) ...48 Identifying the installed optical drive 48 Using optical discs a CD or DVD 52 Removing an optical disc (CD, DVD, or BD 53 Troubleshooting ...53 The optical disc tray does not open for removal of a CD, DVD,
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    HP device drivers 57 Obtaining Microsoft device drivers 58 Webcam ...59 Webcam tips ...59 Adjusting webcam properties 59 5 Power management ...61 Setting power options ...61 Using power-saving states 61 Initiating and exiting Sleep 61 Initiating and exiting Hibernation 62 Using the battery
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    battery 70 Step 4: Fully recharge the battery 71 Step 5: Reenable Hibernation and Sleep 71 Conserving battery power 71 Storing a battery ...72 Disposing of a used battery 72 Replacing the battery ...72 Testing an AC adapter 83 Using USB legacy support 84 Using external (select models only 88
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    updates ...110 Using HP ProtectTools Security Manager (select models only 111 Installing a security cable ...111 11 Software updates ...112 Updating software ...112 Updating the BIOS ...114 Determining the BIOS version 114 Downloading a BIOS update 115 Updating programs and drivers ...116 Using
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    models only 139 HP Client Configuration Manager (CCM) (select models only 140 HP System Software Manager (SSM 140 16 Cleaning guidelines ...142 Cleaning products ...142 Cleaning procedures ...143 Cleaning the display ...143 Cleaning the sides and cover 143 Cleaning the TouchPad and keyboard
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    xii
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    permission or password for tasks such as installing software, running utilities, or changing Windows settings. Refer to Windows Help and Support for more information. Top components TouchPad Component (1) TouchPad* (2) TouchPad button* Description Moves the pointer and selects or activates items
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    Component Description (3) TouchPad scroll zone Scrolls up or down. *This table describes factory settings. To view or change pointing device preferences, select Start > Devices and Printers. Then, right-click the device representing your computer, and select Mouse settings. 2 Chapter 1 Features
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    Lights NOTE: Refer to the illustration that most closely matches your computer. Component (1) Caps lock light Description On: Caps lock is on. Identifying hardware 3
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    (3) Wireless light Buttons, switch, and speaker Description ● On: The computer is on. ● Blinking: The computer is in the Sleep state. ● Off: The computer is off or in Hibernation. ● White: An integrated wireless device, such as a wireless local area network (WLAN) device and/or a Bluetooth® device
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    Component (2) Internal display switch (3) Power button Description Turns off the display if the panel lid is closed while the power is on. ● When the computer is off, press the button to turn on the computer. ● When the computer is on, press the button to shut down the computer. ● When the computer
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    Keys NOTE: Refer to the illustration and table that most closely matches your computer. Component (1) esc key (2) fn key (3) Windows logo key (4) Windows applications key (5) Embedded numeric keypad keys (6) Function keys (7) Wireless key Description Displays system information when pressed in
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    Component (1) esc key (2) fn key (3) Windows logo key (4) Windows applications key (5) Embedded numeric keypad keys (6) Wireless key (7) Function keys Front components Description Displays system information when pressed in combination with the fn key. Executes frequently used system functions when
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    Speed (SDHS) Memory Card Produces sound when connected to optional powered stereo speakers, headphones, ear buds, a headset, or television audio. NOTE: When models only) (3) Optical drive (select models only) (4) Optical drive light (select models only) (5) Optical drive button (select models
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    (5) Battery light (6) Power connector (7) RJ-45 (network) jack (8) HDMI port (9) USB port (1) Description Supports optional external power source the light stays off until the battery reaches a low battery level. Connects an AC adapter. Connects a network cable. Connects an optional HDMI
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    Component (1) Battery release latches (2) (2) Battery bay 10 Chapter 1 Features Description Release the battery from the battery bay. Holds the battery.
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    an unresponsive system and the display of a warning message, replace the WLAN module with only a module authorized for use in the computer by the support through Help and Support. Holds the hard drive and a Bluetooth device. Component (1) Webcam light (select models only) (2) Webcam (select models
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    is connected to the headphone jack, the computer speakers are disabled. Connects an optional computer headset microphone, stereo array microphone, or monaural microphone. Produces sound. Wireless antennas (select models only) On select computer models, at least 2 antennas send and receive signals
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    cables, batteries, modem cable adapters, and power cords vary in appearance by country or region. Identifying the labels The labels affixed to the computer provide information you may need when you troubleshoot system problems or travel internationally with the computer: ● Service tag-Provides
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    ◦ Model description (4). This is the number you use to locate documents, drivers, and support for your notebook. ◦ Warranty period (5). Describes the duration of the warranty period for this computer. Have this information available when you contact technical support. The service tag label is
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    : 802.11a is not compatible with 802.11b and 802.11g. ● 802.11n supports data rates of up to 450 Mbps and may operate at 2.4 GHz or 5 GHz, making it backward compatible with 802.11a, b, and g. NOTE: The specifications for the 802.11n WLAN are draft specifications and are not final. If the final
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    (disabled/ disconnected) Indicates that one or more of your network drivers are installed, all network devices or all wireless devices are disabled wireless button (referred to in this guide as the wireless key) ● Wireless Assistant software (select models only) ● Operating system controls Using
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    software (select models only) A Center. 3. Click Properties. 4. Select the check box next to HP Wireless Assistant icon in notification area. 5. Click Apply. 6. a network, manage wireless networks, and diagnose and repair network problems. To access the Network and Sharing Center, select Start >
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    requiring additional pieces of hardware or software. To use the WLAN device in your computer, you must connect to a WLAN infrastructure (provided through a service provider or a public or corporate network). Setting up a WLAN To set up a WLAN and connect to the Internet, you need the following
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    security code. Type the code, and then click OK to complete the connection. NOTE: If no WLANs are listed, you are out of range of a wireless router or access point. NOTE: If is displayed. You can choose to manually search for and connect to a network or to set up a new network connection. Using
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    the following resources: ● Information from your ISP and the manufacturer's instructions included with your wireless router and other WLAN equipment ● Information and Web site links provided in Help and Support For a list of public WLANs near you, contact your ISP or search the Web. Web sites
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    that traditionally link electronic devices, such as the following: ● Computers (desktop, notebook, PDA) ● Phones (cellular, cordless, smart phone) ● Imaging devices (printer, camera) ● Audio devices (headset, speakers) Bluetooth devices provide peer-to-peer capability that allows you to set up
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    LAN, WLAN, Wi-Fi, or 802.11. If no WLAN device is listed, either your computer does not have an integrated WLAN device, or the driver for the WLAN device is not properly installed. For more information on troubleshooting WLANs, refer to the Web site links provided in Help and Support. 22 Chapter
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    browser and go to http://www.hp.com/support. 2. Select your country or region. 3. Click the option for software and driver downloads, and then type your computer model number in the Search box. 4. Press enter, and then follow the on-screen instructions. NOTE: If the WLAN device you are using was
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    are unsuccessful, reset the wireless router by removing power from the router for 10 to 15 seconds. If the computer still cannot make a connection to a WLAN, restart the wireless router. For details, refer to the router manufacturer's instructions. 24 Chapter 2 Networking
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    Using the modem (select models only) The modem must be connected to an analog telephone line using a 6-pin, RJ-11 modem cable (purchased separately). In some countries, a country-specific modem cable adapter (purchased separately) is also required. Jacks for digital PBX systems may resemble analog
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    use the modem and the modem cable (purchased separately) outside the country in which you purchased the computer, you must obtain a country-specific modem cable adapter (purchased separately). To connect the modem to an analog telephone line that does not have an RJ-11 telephone jack, follow these
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    country or region from the Country/region drop-down list. (If you select a country or region that is not supported by the modem, the Country/region selection for USA or UK is displayed by default.) 7. Enter the area dialing rules for accessing an outside line. Using the modem (select models only) 27
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    If you experience modem connection problems when using the computer outside of the country in which line is usually an analog line. ● Check for pulse or tone dialing. An analog telephone line supports one of two dialing modes: pulse dialing or tone dialing. These dialing mode options are selected in
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    7. Clear the check box for Wait for dial tone before dialing. 8. Click OK twice. Using the modem (select models only) 29
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    Connecting to a local area network (LAN) Connecting to a local area network (LAN) requires an 8-pin, RJ-45 network cable (purchased separately). If the network cable contains noise suppression circuitry (1), which prevents interference from TV and radio reception, orient the circuitry
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    of the USB ports on the computer. A wireless Bluetooth mouse can be used only on Bluetooth-enabled computers (select models only); follow the instructions provided with the device. Using the keyboard Using hotkeys Hotkeys are combinations of the fn key (1) and either the esc key (2) or one of the
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    . Decrease speaker sound. Increase speaker sound. Play previous track. Play, pause, or resume a CD, DVD, or BD. Play next track. Hotkey fn+esc fn+f1 fn+f2 fn+f3 fn+f4 fn+f5 fn+f6 fn+f7 fn+f8 fn+f9 fn+f10 fn+f11 fn+f12 32 Chapter 3 Pointing devices and keyboard
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    BIOS version number. In the Windows fn+esc display, the version of the system BIOS (basic input-output system) is displayed as the BIOS date. On some computer models, the BIOS date is displayed in decimal format. The BIOS date is sometimes called the system ROM version number. Using the keyboard
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    ● Updates for the Windows operating system, drivers, and the software provided on your computer ● Checkups for computer functionality ● Automated and interactive troubleshooting, repair solutions, and system recovery procedures ● Links to support specialists Decreasing screen brightness Press fn+f2
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    battery speaker sound (fn+f7) (select models) Press fn+f7 to mute speaker sound. Press the hotkey again to restore speaker sound. Decreasing speaker sound (fn+f8) (select models) Press fn+f8 to decrease speaker volume. Hold down the hotkey to decrease speaker volume incrementally. Using the keyboard
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    models) Press fn+f9 to increase speaker volume. Hold down the hotkey to increase speaker volume incrementally. Playing the previous track or section of an audio CD or a DVD (fn+f10) (select models DVD (fn+f11) (select models) The fn+f11 hotkey functions (fn+f12) (select models) While an audio CD
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    Switching key functions on the embedded numeric keypad You can temporarily alternate the functions of keys on the embedded numeric keypad between their standard keyboard functions and their keypad functions by using the fn key or the fn+shift key combination. ● To change the function of a keypad key
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    on an external keypad as you work: ▲ Press the num lk key on the external keypad, not on the computer. 38 Chapter 3 Pointing devices and keyboard
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    movies, and view pictures. Your computer may include the following multimedia components: ● Optical drive for playing audio and video discs ● Integrated speakers for listening to music ● Integrated microphone for recording your own audio ● Integrated webcam that allows you to capture and share video
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    Component (1) Webcam light (select models only) (2) Webcam (3) Integrated microphone (4) Audio-out (headphone) jack (5) Audio-in (microphone) jack (6) Speaker Description On: The webcam is in use. Records video and captures still photographs. Records sound. Produces sound when connected to optional
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    volume using the following controls: ● Computer volume keys (select models only): ◦ To mute or restore volume, press and hold (4) until the desired volume level is reached. ● Windows volume control: a. Click the Speakers icon in the notification area, at the far right of the taskbar. b. Increase or
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    Speakers icon d. Click OK. ● Program volume control: Volume can also be adjusted within some programs. Multimedia software The computer includes preinstalled multimedia software. Some computer models running on battery power. Before keyboard instructions on the screen. 42 Chapter 4 Multimedia
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    . Installing multimedia software from a disc 1. Insert the disc into the optical drive. 2. When the installation wizard opens, follow the on-screen instructions. 3. Restart the computer if prompted to do so. NOTE: For information about using software included with the computer, refer to the software
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    external speakers ● Record sound using the internal microphone or connect an external microphone ● Download music from the Internet ● Create multimedia presentations using audio and images ● Transmit sound and images with instant messaging programs ● Stream radio programs (select models only
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    NOTE: For best results when recording, speak directly into the microphone and record sound in a setting free of background noise. To confirm or change the audio settings on your computer, select Start > Control Panel > Hardware and Sound > Sound. Audio 45
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    the computer display and the device. Using the HDMI port Select computer models include an HDMI (High Definition Multimedia Interface) port. The HDMI port support one HDMI device connected to the HDMI port, while simultaneously supporting an image on the computer display or any other supported
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    the cable to the video device, according to the device manufacturer's instructions. 3. Press fn+f4 to switch the image between the display devices Then configure the default audio playback device as follows: 1. Right-click the Speaker icon in the notification area, at the far right of the taskbar,
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    (select models only) drive may not be compatible with many single-layer DVD drivers and players. †LightScribe discs must be purchased separately. or DVD. Selecting the right disc (CDs, DVDs, and BDs) An optical drive supports optical discs (CDs and DVDs, and BDs). CDs, used to store digital data,
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    as CDs, but have a much higher storage capacity. NOTE: The optical drive on your computer may not support all the types of optical discs discussed in this section. CD-R discs Use CD-R (write-once) discs to GB, over 5 times the storage capacity of a single-layer Optical drive (select models only) 49
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    dialog box opens. It prompts you to select how you want to use the media content. NOTE: For best results, be sure that your AC adapter is plugged into an external power source while playing a BD. 50 Chapter 4 Multimedia
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    about AutoPlay, refer to Help and Support. Changing DVD region settings Most DVDs or changing Windows settings. Refer to Windows Help and Support for more information. 2. Click the plus sign (+) , refer to the software manufacturer's instructions. These instructions may be provided with the software
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    home systems usually do not support all DVD formats. Refer to the user guide that came with your DVD player for a list of supported formats. ● An MP3 with MP3 software installed. To burn a CD or DVD, follow these steps: 1. Download or copy the source files into a folder on your hard drive. 2. Insert
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    have selected. For specific instructions, refer to the software manufacturer's instructions. These instructions may be provided the disc tray and place the disc in a protective case. Troubleshooting The following sections describe several common issues and resolutions. The optical models only) 53
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    and place the disc in a protective case. The computer does not detect the optical drive If Windows does not detect an attached device, the device driver software may be missing or corrupted. If you suspect that the DVD/CD-ROM drive is not being detected, verify that the optical drive is
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    Properties window provides details about the device to help you troubleshoot issues. ◦ Click the Driver tab to update, disable, or uninstall drivers for this device. Preventing playback disruptions To reduce the and then restart it. ● Increase system resources: Optical drive (select models only) 55
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    displays, the DVD image will not appear on any display designated as the secondary display. To get information about a multimedia question not covered in this guide, select Start > Help and Support. 56 Chapter 4 Multimedia
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    See your user guides for more information drivers does not correct the problem, you may need to update your drivers using the procedures in the following section. Obtaining the latest HP device drivers Follow either of the following procedures to obtain HP device drivers. Optical drive (select models
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    to http://www.hp.com/support, and then select your country or region. 2. Click the option for software and driver downloads, and then type your computer model number in the product box. 3. Press enter, and then follow the on-screen instructions. Obtaining Microsoft device drivers You can obtain the
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    models HP >HP Webcam. The webcam software enables you to experiment with the following features: ● Video-Record and play back webcam video. ● Audio-Record and play back audio. ● Streaming video-Use with instant message software solutions that support are having trouble viewing or the problem,
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    and highlights. A lower gamma setting makes grays look black, and makes dark colors even darker. For information about using the webcam, select Start > Help and Support. 60 Chapter 4 Multimedia
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    . Exiting Sleep is faster than exiting Hibernation. If the computer is in the Sleep state for an extended period or if the battery reaches a critical battery level while in the Sleep state, the computer initiates Hibernation. When Hibernation is initiated, your work is saved to a hibernation file on
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    is set at the factory to initiate Hibernation after 1080 minutes (18 hours) of inactivity when running on both battery power and external power, or when the battery reaches a critical battery level. Power settings and timeouts can be changed using Power Options in Windows Control Panel. To initiate
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    Options, and then select a power plan from the list. Customizing power plans 1. Click the battery meter icon in the notification area and then click More power options. - or - Select , and then follow the onscreen instructions. If not, go to step 5. 5. Click Save changes. Setting power options 63
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    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
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    a charged battery and is running on external AC power supplied through the AC adapter, the computer switches to battery power if the AC adapter is disconnected battery provided with the computer, a replacement battery provided by HP, or a compatible battery purchased from HP. Computer battery life
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    the AC adapter to the computer. NOTE: The computer must be connected to external power for Battery Check to function properly. 2. Select Start > Help and Support > Troubleshoot: Diagnostics > Power, Thermal and Mechanical > Power > Battery Check. Battery Check examines the battery and its cells
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    charges whenever the computer is plugged into external power through an AC adapter, an optional power adapter, an optional expansion product, or an optional docking device. The battery charges whether the computer is off or in use, but it charges faster when the computer is off. Charging may take
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    for one month or more, calibrate the battery instead of simply charging it. The battery light displays charge status: ● On: The battery is charging. ● Blinking: The battery has reached a low battery level or critical battery level and is not charging. ● Off: The battery is fully charged, in use, or
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    when external power is available ▲ Connect one of the following devices: ● AC adapter ● Optional expansion product or optional docking device ● Optional power adapter Resolving a low battery level when a charged battery is available 1. Turn off the computer or initiate Hibernation. 2. Remove the
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    into the computer. 2. Connect the computer to an AC adapter, optional power adapter, optional expansion product, or optional docking device, and then plug the adapter or device into external power. The battery light on the computer turns on. 3. Leave the computer plugged into external power until
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    Security > Power Options. 2. Under the current power plan, click Change plan settings. 3. Reenter the settings that you recorded for the items in the On battery column. 4. Click Change advanced power settings. 5. Click the plus sign next to Sleep, and then click the plus sign next to Hibernate after
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    of a used battery WARNING! To reduce the risk of fire or burns, do not disassemble, crush, or battery. If the battery is possibly covered by an HP warranty, instructions include a warranty ID. NOTE: To ensure that you always have battery power when you need it, HP recommends purchasing a new battery
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    not turn on when the computer is connected to the AC adapter and external power. ● The power light is off when the computer is connected to the AC adapter. To test the AC adapter: 1. Remove the battery from the computer. 2. Connect the AC adapter to the computer and to an AC outlet. 3. Turn on the
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    , and then click the Power button. ● Press and hold the power button for at least 5 seconds. ● Disconnect the computer from external power and remove the battery. 74 Chapter 5 Power management
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    your permission or password for tasks such as installing software, running utilities, or changing Windows settings. Refer to Windows Help and Support for more information. Handling drives Drives are fragile computer components that must be handled with care. Refer to the following cautions before
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    the unpainted metal surface of the drive. Do not touch the connector pins on a removable drive or on the computer. Handle a drive the keyboard or move the computer while the optical drive (select models only) is writing to a disc. The write process is sensitive to vibration. When the battery is
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    you do not need access to your computer. HP recommends defragmenting your hard drive at least once monthly schedule, but you can defragment your computer manually at any time. To run Disk Defragmenter: to Windows Help and Support for more information. instructions. Improving hard drive performance 77
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    -megabyte diskette drive ● Hard drive module (a hard drive with an adapter attached) ● DVD-ROM Drive ● DVD+/-RW SuperMulti Double-Layer LightScribe information about required software and drivers, or to learn which computer port to use, refer to the manufacturer's instructions. To connect an external
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    the power cord from the AC outlet. 5. Turn the computer upside down on a flat surface, with the hard drive bay toward you. 6. Remove the battery from the computer. 7. Loosen the bottom door screws (1). 8. Slide the bottom door forward (2), and then lift it away from the computer (3). NOTE: Refer to
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    10. Loosen the hard drive screw (2). 11. Pull the hard drive tab (3) to the left to disconnect the hard drive. 12. Lift the hard drive (4) out of the hard drive bay. To install a hard drive: 1. Insert the hard drive into the hard drive bay (1). 2. Pull the hard drive tab (2) to the right to connect
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    4. Replace and secure the 2 screws at the rear of the drive. 5. Replace the bottom door (1) sliding it securely into place (2). Replacing the hard drive 81
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    6. Tighten the bottom door screws (3). NOTE: Refer to the illustration that most closely matches your computer. 82 Chapter 6 Drives
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    , such as a USB keyboard, mouse, drive, printer, scanner, or hub. Some USB devices may require additional support software, which is usually included with the device. For more information about device-specific software, refer to the manufacturer's instructions. Your computer model has 3 USB ports
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    Using USB legacy support USB legacy support (enabled by default) permits the following actions: ● Using a USB keyboard, mouse, or support, and then press f10. 4. To save your preferences and exit Computer Setup, use the arrow keys to select File > Save changes and exit. Then follow the instructions
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    1.44-megabyte diskette drive ● Hard drive module (a hard drive with an adapter attached) ● DVD-ROM Drive ● DVD+/-RW SuperMulti DL LightScribe Drive ● Blu about required software and drivers, or to learn which computer port to use, refer to the manufacturer's instructions. To connect an external
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    PDAs, as well as with other computers. The Digital Media Slot supports the following digital card formats: ● MultiMediaCard (MMC) ● MultiMedia Card damaging the digital card or the computer, do not insert any type of adapter into the SD Card Reader. CAUTION: To prevent damage to the digital card
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 99
    2. Insert the card into the Media Card Reader, and then push in on the card until it is firmly seated. You will hear a sound when the device has been detected, and a menu of available options may be displayed. Removing a digital card CAUTION: To prevent loss of data or an unresponsive system, use
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 100
    required for your device. If you are instructed by the ExpressCard manufacturer to install device drivers: ● Install only the device drivers for your operating system. ● Do not install other software, such as card services, socket services, or enablers, supplied by the ExpressCard manufacturer
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 101
    device. 3. Release and remove the ExpressCard: a. Gently press in on the ExpressCard (1) to unlock it. b. Pull the ExpressCard out of the slot (2). Using ExpressCards (select models only) 89
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 102
    90 Chapter 8 External media cards
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 103
    . WARNING! To reduce the risk of electric shock and damage to the equipment, unplug the power cord and remove all batteries before installing a memory module. CAUTION: Electrostatic discharge (ESD) can damage electronic components. Before beginning any procedure, touch a grounded metal object
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 104
    devices connected to the computer. 4. Unplug the power cord from the AC outlet. 5. Turn the computer upside down on a flat surface. 6. Remove the battery from the computer. 7. Loosen the bottom door screws (1). 8. Slide the bottom door forward (2), and then lift it (3) away from the computer. NOTE
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 105
    9. Remove the memory module from the expansion memory slot: a. Pull away the retention clips (1) on each side of the memory module. The memory module tilts up. CAUTION: To prevent damage to the memory module, hold the memory module by the edges only. Do not touch the components on the memory module.
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 106
    c. Gently press the memory module (3) down, applying pressure to both the left and right edges of the memory module, until the retention clips snap into place. 11. Replace the bottom door (1) sliding it securely into place (2). 94 Chapter 9 Memory modules
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 107
    12. Tighten the bottom door screws (3). NOTE: Refer to the illustration that most closely matches your computer. 13. Replace the battery. 14. Turn the computer right-side up, and then reconnect external power and external devices. 15. Turn on the computer. Adding or replacing a memory module
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 108
    devices connected to the computer. 4. Unplug the power cord from the AC outlet. 5. Turn the computer upside down on a flat surface. 6. Remove the battery from the computer. 7. Loosen the bottom door screws (1). 8. Slide the bottom door forward (2), and then lift it (3) away from the computer. NOTE
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 109
    9. Remove the memory module from the primary memory slot: a. Pull away the retention clips (1) on each side of the memory module. The memory module tilts up. CAUTION: To prevent damage to the memory module, hold the memory module by the edges only. Do not touch the components on the memory module.
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 110
    c. Gently press the memory module (3) down, applying pressure to both the left and right edges of the memory module, until the retention clips snap into place. NOTE: If you removed a memory module from the expansion memory slot before removing the primary memory module, replace the memory module in
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 111
    12. Tighten the bottom door screws. (3). NOTE: Refer to the illustration that most closely matches your computer. 13. Replace the battery. 14. Turn the computer right-side up, and then reconnect external power and external devices. 15. Turn on the computer. Upgrading a memory module in the
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 112
    computer supports CompuTrace, which is an online security-based tracking and recovery service available HP ProtectTools Security Manager, in combination with a password, smart card (select models only), and/or fingerprint reader (select models only) Unauthorized access to Computer Setup (f10) BIOS
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 113
    Windows operating system. ● If you forget the BIOS administrator password set in Computer Setup, you can use HP SpareKey to access the utility. ● If you Start > Help and Support. Setting passwords in Computer Setup BIOS administrator passwords BIOS administrator password Function Protects access
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 114
    set and entered with the same keys. For example, a BIOS administrator password set with keyboard number keys will not be recognized if you enter it thereafter the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select File > Save Changes and
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 115
    " message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select Security > Change in the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select File > Save Changes and
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 116
    " message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select Security > DriveLock the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select File > Save Changes and
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 117
    the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select File > Save Changes " message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select Security > DriveLock
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 118
    Menu" message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select Security > Automatic the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select File > Save
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 119
    of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select model and the batteries ● Specification information about the processor, cache, memory, ROM, video revision, and keyboard
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 120
    screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing Notebook Ownership Tag, and then enter the information. 5. Press enter when finished. 6. To save your changes and exit Computer Setup, click the Save icon in the lower-left corner of the screen, and then follow the on-screen instructions
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 121
    computer viruses, type viruses in the Search box in Help and Support. Using firewall software Firewalls are designed to prevent unauthorized access to network, or block authorized e-mail attachments. To temporarily resolve the problem, disable the firewall, perform the task that you want to perform
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 122
    install the latest software from Microsoft. ● Obtain updates, as they are released, from the Microsoft Web site and through the updates link in Help and Support. 110 Chapter 10 Security
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 123
    ProtectTools Security Manager (select models only) HP ProtectTools Security Manager software is preinstalled on select computer models. This software can be accessed through Windows Control Panel. It provides security features that help protect against unauthorized access to the computer, networks
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 124
    go to http://www.hp.com/support. 2. Select your country or region. 3. Click the option for software and driver downloads, and then type your computer model number in the product box. 4. Press enter. 5. Follow the on-screen instructions. To update the software using a Support Software disc, follow
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 125
    BIOS updates. NOTE: The computer system BIOS is stored on the system ROM. The BIOS hp.com/support. 3. Select your country or region. 4. Click the option for software and driver downloads, and then type your computer model number in the product box. 5. Press enter. 6. Follow the on-screen instructions
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 126
    BIOS To update the BIOS, first determine what BIOS version you currently have, and then download and install the new BIOS. Determining the BIOS version BIOS version information (also known as ROM date and System BIOS then follow the on-screen instructions. - or - Use the arrow keys to select
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 127
    HP Web site periodically for BIOS updates. 1. Open your Internet browser, go to http://www.hp.com/support, and then select your country or region. 2. Click the option for software and driver downloads, type your computer model number in the product box, and then press enter. 3. Click your specific
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 128
    Open your Internet browser, go to http://www.hp.com/support, and then select your country or region. 2. Click the option for software and driver downloads, type your computer model number in the product box, and then press enter. - or - If you want a specific SoftPaq, type the SoftPaq number in the
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 129
    show only software for the computer you are using or to show the software for all supported models. Select Show software for all supported models. If you have used HP SoftPaq Download Manager previously, go to Step 3. a. Select your operating system and language filters in the Configuration Options
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 130
    models only) ● Creating system restore points ● Recovering individual files ● Restoring the computer to a previous state ● Recovering information using recovery tools NOTE: For detailed instructions, perform a search for these topics in Help and Support. NOTE: In case of system instability, HP
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 131
    in your computer. NOTE: DVDs and DVDs with double-layer (DL) support store more information than CDs, so using them for backup reduces the number the on-screen instructions to set up your backup, create a system image (select models only), or create a system repair disc (select models only). Backing
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 132
    may be prompted for your permission or password for tasks such as installing software, running utilities, or changing Windows settings. Refer to Windows Help and Support for more information. 120 Chapter 12 Backup and recovery
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 133
    section in this guide. Using the Windows recovery tools To recover information you previously backed up, follow these steps: 1. Select Start > All Programs > Maintenance > Backup and Restore. 2. Follow the on-screen instructions to recover your system settings, your computer (select models only), or
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 134
    . To order a Windows 7 operating system DVD, go to http://www.hp.com/support, select your country or region, and then follow the on-screen instructions. You can also order the DVD by calling technical support. For contact information, refer to the Worldwide Telephone Numbers booklet included with
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 135
    6. Select Repair your computer. 7. Follow the on-screen instructions. Performing a recovery 123
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 136
    load. NOTE: Some of the Computer Setup menu items listed in this guide may not be supported by your computer. NOTE: An external keyboard or mouse connected to a USB port can be used with Computer Setup Setup screen, press esc, and then follow the on-screen instructions. 124 Chapter 13 Computer Setup
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 137
    , or USB mouse) or the keyboard to navigate and make selections in Computer Setup. 2. Press f10 to enter BIOS Setup. 3. Select the File, Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select File > Restore Defaults. 4. Follow the on-screen instructions. 5. To save your
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 138
    Reset BIOS security to factory default Ignore Changes and Exit Save Changes and Exit To do this ● View identification information for the computer and the batteries in the system. ● View specification information for the processor, cache and memory size, system ROM, video revision, and keyboard
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 139
    ownership (select models only; disabled by default). Enter, change, or delete a BIOS administrator password. Enroll or reset HP SpareKey, which turning on (not restarting) the computer. Enable/disable Automatic DriveLock support (disabled by default). Run Disk Sanitizer to destroy all existing data
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 140
    Enable/disable USB legacy support (enabled by default). When enabled, USB legacy support allows the following: ◦ Use of a USB keyboard in Computer Setup, even enabled by default). ● Enable/disable Data Execution Prevention (select models only). When enabled, the processor can disable some virus code
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 141
    To do this NOTE: Availability of these options varies by computer model. ● Enable/disable secondary battery fast charge (enabled by default). ● Enable/disable HP QuickLook (enabled by default). ● Enable/disable preboot authentication on HP QuickLook boot (enabled by default). ● Enable/disable
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 142
    embedded WWAN device (select models only; enabled by default). ● Enable/disable embedded WLAN Device (enabled by default sensor (enabled by default). ● Enable/disable the notebook upgrade bay device (enabled by default). ● Enable/ internal speakers (enabled by default). 130 Chapter 13 Computer Setup
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 143
    on the advanced port replicator. ● Enable/disable the 1394 port (select models only). ● Enable/disable the ExpressCard slot. ● Enable/disable the eSATA disable firmware progress event support. ● Enable/disable initiate Intel CIRA. Change, view, or hide security levels for all BIOS menu items. Restore
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 144
    : Some of the boot devices and drive bay locations listed may not be supported on your computer. ● Notebook upgrade bay ● Internal hard drive ● USB diskette drive ● USB CD-ROM ● USB hard drive ● Notebook Ethernet ● Secure Digital (SD) Memory Card ● Docking station upgrade bay ● External SATA drive
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 145
    an optional docking device or in an optional external MultiBay that contains a disc formatted as drive C 2. Optical drive in the internal MultiBay (select models only) that contains a disc formatted as drive C 3. Hard drive in the computer hard drive bay 4. Hard drive in an optional docking device
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 146
    BIOS Setup. 3. To enable bootable media in USB drives or in drives inserted into an optional docking device (select models only), use a pointing device or the arrow keys to select System Configuration > Device Configurations. Confirm that USB legacy support the on-screen instructions. - or -
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 147
    the first of each type of boot device (except for optical devices). For example, if the computer is connected to an optional docking device (select models only) that contains a hard drive, this hard drive will be shown in the boot order as a USB hard drive. If the system attempts to boot
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 148
    " message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select the Legacy Boot in the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select File > Save Changes and
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 149
    " message is displayed at the bottom of the screen. 2. Press f10 to enter BIOS Setup. 3. Use a pointing device or the arrow keys to select System Configuration > the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select File > Save Changes
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 150
    client (user) desktop, workstation, notebook, and tablet computers in a NOTE: Support for specific features described in this section may vary, depending on computer model and/or provide further assistance with configuration management and troubleshooting, power management, and the recovery of
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 151
    Altiris (select models only) NOTE: To download HP Client Manager for Altiris or to obtain more information about HP Client Manager for Altiris, see the HP Web site at http://www.hp.com. ● HP Client Configuration Manager (CCM) (select models only) ● HP System Software Manager (SSM) HP Client Manager
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 152
    troubleshooting ◦ Remote problem resolution ◦ Client disaster recovery ● Software and operations management ◦ Ongoing client management ◦ HP system , known as a file store. Driver versions that are supported by SSM are denoted with a special icon on the HP driver download Web site and on the 140
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 153
    Support Software CD. To download the SSM utility or to obtain more information on SSM, see the HP Web site at http://www.hp.com/go/ssm (English only). Using Client Management Solutions 141
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 154
    , such as acetone, ammonium chloride, methylene chloride, and hydrocarbons can permanently damage the surface of the notebook or the tablet PC. Fibrous materials, such as paper towels, which can scratch the notebook or tablet PC. Over time, dirt particles and cleaning agents can get trapped in the
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 155
    or use an acceptable germicidal disposable wipe. NOTE: When cleaning the cover of the notebook, use a circular motion to aid in removing dirt and debris. Cleaning the TouchPad and keyboard CAUTION: When cleaning the TouchPad and keyboard, do not let liquids drip between the keys. A liquid spill can
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 156
    light 67, 68 battery light, identifying 9 battery power 65 battery release latches 66 battery release latches, identifying 10, 66 battery temperature 72 battery, identifying 13 bays battery 10, 14 hard drive 11 BD playing 50, 55 removing 53 BIOS administrator password 127 BIOS update downloading 115
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 157
    batteries 67, 69 checking audio functions 44 cleaning display 143 keyboard Setup BIOS WLAN connection 19 country-specific modem cable adapter 26 creating a backup 119 critical battery level 68 D deployment, software 138 device configurations 128 device drivers HP drivers 57 Microsoft drivers
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 158
    of Authenticity 14 modem approval 14 regulatory 14 service tag 13 wireless certification 14 WLAN 14 LAN, connecting 30 language, changing in Computer Setup 127 latches, battery release 10 legacy support, USB 124, 128 lights battery 9 caps lock 3 power 4 wireless 4 local area network (LAN
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 159
    latches, battery 10, HP Sparekey 127 HP Sparekey enrollment 127 password policy 127 set up BIOS administrator password 127 System IDs 127 security, wireless 18 serial number, computer 13 service tag 13 set security level 131 setup of WLAN WLAN 11 SoftPaqs, downloading 116, 117 software BIOS update
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 160
    modem approval label 14 troubleshooting AutoPlay 56 device drivers 57 disc burning 57 disc does not play 55 external display 56 HP device drivers 57 Microsoft device drivers 58 modem 28 movie play 56 optical disc tray 53 optical drive detection 54 wireless network problems 22 turning off the
  • Compaq 621 | Notebook PC User Guide - Windows 7 - Page 161
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Notebook PC
User Guide