AirPort Extreme Specifications Optional | Apple MD771LL/A specs

AirPort Extreme Specifications (Optional)

åFrequency band: 2.4 and 5 gigahertz (GHz)

åRadio output power: 20 dBm (nominal)

Compatibility

å802.11a, b, g, and draft n

Optical Digital Audio Specifications

åData format: Sony/Phillips Digital Interface (S/PDIF) protocol (IEC60958-3)

åConnector type: TOSLINK optical (IEC60874-17)

åBits per sample: 16-bit or 24-bit

Optical digital audio out

Based on a typical situation with playback of 1 kHz, 0dBFS 24-bit sine wave, 44.1 kHz output sample rate, unless otherwise specified below.

åOutput sample rate: 44.1 kHz, 48 kHz, or 96 kHz

åSignal-to-noise ratio: Greater than130 dB

åTotal harmonic distortion + noise: Less than -130 dB (0.00001 percent)

Optical digital audio in

Based on a typical situation with playback of 1 kHz, 0dBFS 24-bit sine wave, unless otherwise specified below.

åInput sample rate: 44.1 kHz, 48 kHz, or 96 kHz

åSignal-to-noise ratio: Greater than130 dB

åTotal harmonic distortion + noise: Less than -130 dB (0.00001 percent)

Appendix A Specifications

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Apple MD771LL/A manual AirPort Extreme Specifications Optional, Optical Digital Audio Specifications, Compatibility

Contents

User’s Guide Page Contents Index Regulatory Compliance Information Getting Started Setting Up Your Mac Pro Position your computer and display Plug in the power cord Connect the display Port Connect the keyboard and mouse Connect an Ethernet cable Plug the mouse into a USB port on the keyboard KeyboardMouse Using a Wireless Keyboard and Mouse Need Help Setting Up?Use Setup Assistant Turn on your Mac Pro Putting Your Mac Pro to Sleep Putting Your Mac Pro to Sleep or Shutting It Down To wake your computer from sleep, do one of the following Shutting Down Your Mac Pro Getting the Latest Information Getting to Know Your Mac Pro Basic Features on the Front of Your Mac Pro FireWire 400 and 800 ports Ports and Connectors on the Back of Your Mac Pro Power socket More Ports and Connectors on the Back PCI Express expansion slots Internal Expansion Options Optical drives More Information Getting AnswersTo open Mac Help Open System Preferences by choosing Apple S ystem Page Working Inside Your Computer Opening the Computer Unplug all the cables and the power cord from the computer Lift the latch while holding the side panel Remove the side panel Installing Memory To install memory Top memory card Working Inside Your Computer Place the side panel in the slot and then push to close Push the latch down to secure the side panel Installing Sata 3 Gbit/s Hard Disk Drives Installing Internal Storage Devices To install a hard disk drive Position the connectors towards the rear Replace the side panel and push the latch down to secure it To replace the optical drive Replacing the Optical Drive Working Inside Your Computer Four extra screws Power cable middle connector Ribbon cable end connector Replace the side panel and push the latch down to secure it Adding PCI Express Cards To install a PCI Express cardAbout PCI Express Cards Port access cover Port access opening PCI Express slot Did You Know?-Installing a Full-Length PCI Card To replace the battery Replacing the Internal Backup Battery Working Inside Your Computer Page Computer won’t respond or the pointer won’t move Problems with Your Mac Pro Computer won’t turn on or start up If that doesn’t work You are unable to eject a discStatus light flashes and the computer won’t start up You have a problem with a software program Problems with SoftwareTo force an application to quit To check for updated software Problems with AirPort Wireless CommunicationKeeping Your Software Up to Date No image appears on the screen Problems with Your Display Screen image appears dim or flickers After you change the screen resolution, desktop icons move To use Network Diagnostics Problems with Your Internet ConnectionScreen freezes Light on the front of the display is flashing Check System Preferences settings Turn the modem off and on to reset the modem hardwareCable Modem, DSL, and LAN Internet Connections PPPoE Connections Network Connections To use Apple Hardware Test Using Apple Hardware Test Installing Mac OS Reinstalling the Software That Came with Your ComputerInstalling Applications To install Mac OS Maximizing Ethernet Performance Online Resources Onscreen Help Learning More, Service, and SupportSystem Profiler Apple Hardware Test Country Phone Website AppleCare Service and Support Information Locating Your Serial Number Random-access memory RAM Processor and Memory SpecificationsProcessor Appendix Graphics Card SuperDrive DVD+R DL/DVD±RW/CD-RW SpecificationsVideo Display Modes Data formats FireWire Specifications USB Specifications Bluetooth 2.0+EDR Specifications Optional Ethernet SpecificationsPower Optical Digital Audio Specifications AirPort Extreme Specifications OptionalCompatibility Optical digital audio out Analog audio out using the headphone jack typical values Analog Audio SpecificationsAnalog audio line in typical values Power Requirements for Expansion Cards and Peripherals Power Supply Dimensions and Operating Environment System Clock and BatteryBattery Dimensions Safety, Maintenance, and Ergonomics Apple and the Environment General Maintenance Maintaining Your Display Protecting Your Optical DriveTo keep your optical drive working properly To maintain your display and ensure its long life Important Ergonomic and Health-Related Information Forearms and hands in a straight line Avoid Hearing Damage Compliance Statement Wireless Radio Use Korea Mouse Statement Apple and the Environment Disposal and Recycling Information Taiwan European Union-Disposal Information Page Index Index