HP 311c-1070EF, 311c-1140EI 30

7.Press in on the SIM (1), and then remove it from the slot (2).

8.Replace the battery.

9.Reconnect external power.

10.Reconnect external devices.

11.Turn on the computer.

22 Chapter 3 Wireless and local area network

Contents

Page Page Safety warning notice Page Table of contents 4 Multimedia 5 Drives and external devices 6 Memory modules 7 Pointing devices and keyboard 8 Power management Security 10 Software updates Setup Utility 1 Hardware features Identifying the hardware Top components TouchPad Lights Buttons Keys Front components Right-sidecomponents Left-sidecomponents Display components Bottom components Wireless antennas Additional hardware components Identifying the labels (5) 2Using HP QuickWeb software (select models only) 3 Wireless and local area network Using wireless devices Identifying wireless and network status icons Using the wireless controls Using the wireless button Using Wireless Assistant software (select models only) Using HP Connection Manager (select models only) Using operating system controls Using a WLAN Setting up a WLAN Protecting your WLAN Connecting to a WLAN Roaming to another network Using HP Mobile Broadband (select models only) Inserting a SIM Removing a SIM Page Using Bluetooth wireless devices Bluetooth and Internet Connection Sharing (ICS) Troubleshooting wireless connection problems Cannot connect to a WLAN Cannot connect to a preferred WLAN network Network icon for WLAN is not displayed Current WLAN network security codes are unavailable WLAN connection is very weak Cannot connect to the wireless router Connecting to a local area network (LAN) 4 Multimedia Multimedia features Identifying your multimedia components Page Adjusting the volume Multimedia software Using preinstalled multimedia software Installing multimedia software from the Internet Audio Connecting external audio devices Checking your audio functions Start > Control Panel > Hardware and Sound > Sound Video Connecting an external monitor or projector Connecting an HDMI device Configuring audio for HDMI (select models only) Webcam 5 Drives and external devices Drives Identifying installed drives Handling drives Improving hard drive performance Using Disk Defragmenter Using Disk Cleanup Replacing the hard drive in the hard drive bay (1) Using external drives Connecting optional external drives Sharing optical drives External devices Using a USB device Connecting a USB device Removing a USB device Using Digital Media Slot cards Inserting a digital card Removing a digital card 6 Memory modules Page Page Page 7 Pointing devices and keyboard Setting pointing device preferences Using pointing devices Using the TouchPad Connecting an external mouse Initiating Sleep Switching the screen image Decreasing screen brightness Increasing screen brightness Initiating QuickLock Muting speaker sound Decreasing speaker volume Increasing speaker volume 8 Power management Setting power options Using power-savingstates Initiating and exiting Sleep Initiating and exiting Hibernation Using the battery meter Using power plans Viewing the current power plan Selecting a different power plan Customizing power plans Using external AC power Connecting the AC adapter Testing an AC adapter Using battery power Finding battery information in Help and Support Using Battery Check Displaying the remaining battery charge Inserting or removing the battery Charging a battery Maximizing battery discharge time Managing low battery levels Identifying low battery levels Page Resolving a low battery level Calibrating a battery Step 1: Fully charge the battery Step 2: Disable Hibernation and Sleep Step 3: Discharge the battery Page Step 4: Fully recharge the battery Step 5: Reenable Hibernation and Sleep Conserving battery power Storing a battery Disposing of a used battery Shutting down the computer 9 Security Protecting the computer Using passwords Setting passwords in Windows Setting passwords in Setup Utility Administrator password Power-onpassword Managing a power-onpassword Security > Set Power-On Password Entering a power-onpassword Using antivirus software Using firewall software Installing critical updates 10 Software updates Updating the BIOS Determining the BIOS version Downloading a BIOS update Page Updating programs and drivers 11 Setup Utility Starting Setup Utility Using Setup Utility Changing the language of Setup Utility Navigating and selecting in Setup Utility Displaying system information Restoring default settings in Setup Utility Exiting Setup Utility Setup Utility menus Main menu Security menu System Configuration menu Diagnostics menu Index L labels