HP n400c manual Connecting a Microphone, Adjusting Volume

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Audio and Video

ÅWARNING: To reduce the risk of personal injury, turn down the volume control before putting on headphones.

ÄCAUTION: To prevent possible damage to an external device, do not plug a single-sound channel (monaural) connector into the stereo speaker/headphone jack.

Connecting a Microphone

When connecting a device to the microphone jack:

■Use a single sound channel (monaural) microphone with a 3.5-mm plug.

■A powered, single sound channel, electret condenser microphone is recommended.

■Only the left channel will be recorded if you use a stereo microphone.

■The recommended sensitivity will not be achieved if you use a dynamic microphone.

When an external microphone is connected to the computer, the computer microphone is disabled.

Adjusting Volume

To increase, decrease, or mute the system volume, use the following methods:

■Computer volume buttons

❏To decrease volume, press the left button.

❏To increase volume, press the right button.

❏To mute or restore volume, press both buttons simultaneously.

Hardware Guide

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Contents Hardware Guide Hardware Guide First Edition April Part Number Contents Battery Packs External Device Connections Specifications Setting up the Hardware Hardware and Software SetupHardware and Software Setup Hardware Guide Hardware and Software Setup Hardware Guide Read the following guidelines, then set up the software Setting Up the SoftwareAfter Software Setup Hardware and Software Setup Look at the Computer Front Panel ComponentsFront Panel Components Top Components Top ComponentsLight, Button, or Component Function Top Components Top Components Right Side Components Right Side ComponentsDevice for wireless communication Left Side Components Left Side ComponentsLeft Side Components Bottom Components Bottom ComponentsBottom Components Rear Panel Components Rear Panel ComponentsAdditional Standard Components Additional Standard Components Additional Standard Components Look at the Computer Keyboard and Pointing Devices Using the TouchPad TouchPad ModelsUsing the Pointing Stick Pointing Stick Models Fn Key Using Hotkeys and Shortcut KeysHotkeys Shortcut Keys Hotkey and Shortcut Key ProceduresAdjust System Volume Fn+F5 Set Power Conservation Level Fn+F7 Stretch Text Fn+T Enabling the Numeric Keypad Using the Embedded Numeric KeypadDisabling the Numeric Keypad Converting the Numeric Keypad Keys to Standard KeysEnabling the Numeric Keypad at Startup Using the Easy Access Buttons Keyboard and Pointing Devices Charging Battery Packs Battery PacksUsing a New Battery Pack Replacing the Primary Battery Pack Replacing a Battery PackBattery Packs Hardware Guide Replacing an Optional External Battery Pack Hardware Guide Battery Packs Hardware Guide Recycling a Used Battery Pack Storing a Battery PackDrives Caring for DrivesRemoving a Hard Drive Drives Hardware Guide Drives Hardware Guide Inserting a Hard Drive Changing the Startup Sequence with MultiBootEnabling Bootable Media and Devices for MultiBoot Using the Default Search Sequence Hardware Guide Planning Changes to the Startup Sequence Selecting a MultiBoot UtilitySetting a Continuing Startup Sequence Changing the Startup Sequence Computer SetupResponding to the Express Boot Menu Setting the MultiBoot Express PromptChanging the Startup Sequence Compaq Computer Security Drives Audio and Video Using Audio FeaturesAudio Components Connecting a Stereo Speaker/HeadphoneAdjusting Volume Connecting a MicrophoneUsing Video Features Connecting a Device to the Composite Video-Out Jack Changing the Video Mode External Device Connections Connecting an External MonitorConnecting a Serial Printer Connecting a Video DeviceConnecting Infrared Equipment Connecting a Parallel PrinterInfrared Connection Guidelines Enabling the Infrared Port Infrared Configuration GuidelinesConnecting USB Equipment Connecting a Docking BaseAttaching a Mobile Expansion Unit Connecting to Wireless Devices Connecting a Modem or NICExternal Device Connections Before Removing or Installing Components Computer Upgrades and Add-onsUpgrading Memory Removing and Inserting a Memory Expansion Board Computer Upgrades and Add-ons Hardware Guide Installing a Memory Expansion Board on the System Board Hardware Guide Computer Upgrades and Add-ons Hardware Guide Removing a Memory Expansion Board Upgrading or Adding a Modem or NIC Computer Upgrades and Add-ons Hardware Guide Computer Upgrades and Add-ons Hardware Guide Configuring a PC Card Adding and Using PC CardsInserting a PC Card Removing a PC Card Conserving Energy Installing Additional Device Drivers Attaching the Mobile Expansion UnitDocking Bases Connecting the External Diskette Drive Using an External Diskette DriveAdding Wireless Devices Adding a Second Battery PackDisconnecting the External Diskette Drive Upgrading the Hard DriveSpecifications Regulatory Agency Series NumbersAgency Series Numbers Operating Environment Computer DimensionsPort and COM Port Settings Rated Power InputCOM2 Modem SpecificationsIndex Index Hardware Guide USB