Quadra 900

â Maximum power . . . expansion . . . LocalTalk networks without having 900 Features â â flexibility—the Apple Macintosh to buy additional cards. Built-in Power and speed ä Quadra 900 support for all makes it > 25 MHz 68040 microprocessor runs applica- delivers all three in the most powerful easy to connect your display without tions up to twice as fast as the Macintosh IIfx. Macintosh ever. adding video cards. And thanks to Memory With its ultrafast built-in support for up to 24 bits of > 4 megabytes RAM, expandable to 64 microprocessor, faster graphics color, you can work with photo- Expansion > Ten built-in ports for peripherals architecture, and improved SCSI and graphic-quality images. Ten built-in > Up to four storage devices NuBusä capabilities, the Quadra 900 ports give you instant access to print- > Five NuBus expansion slots runs applications up to twice as fast ers, scanners, high-capacity disk Display as the Macintosh IIfx. You will drives, and more. > Built-in support for all Apple monitors appreciate its speed every time you In the Quadra 900, you’ll also > Up to 32 bits per pixel for true color scroll, search, and sort—and even find the ultimate in flexibility. The more when the computer redraws Quadra 900 supports up to 64 mega- Features Built Into Every Macintosh complex graphics, recalculates intri- bytes of RAM, so you can work with Usability > Runs thousands of Macintosh applications cate spreadsheets, or reformats large larger files and many open applica- > Easy to set up, learn, and use documents. tions. Five expansion slots let you System software Unlike other personal computers, customize your system with special- > , with multitasking, file sharing, the Quadra 900 also comes with many ized NuBus cards. And the Quadra Balloon Helpä, and TrueTypeä fonts built-in capabilities that give you fast, 900 also supports up to four storage Networking direct access to the resources you devices. There’s another plus: The > Built-in LocalTalk > File sharing without a dedicated server need. With built-in networking, for Quadra 900 is the first Macintosh Compatibility instance, you can plug your system personal computer to provide a > Macintosh, MS-DOS, OS/2, and ProDOSâ directly to high-speed Ethernet and physical key lock for added security. floppy disk formats

Technical Specifications

Microprocessor Interfaces Electrical requirements > MC68040, 32-bit architecture, 25-megahertz > One Apple Desktop Busä (ADB) port, > Line voltage: 100 to 240 volts AC, RMS clock speed supporting a keyboard, mouse, and other automatically configured > Integral Paged Memory Management Unit devices daisy-chained through a synchronous > Frequency: 50 to 60 hertz, single phase (PMMU), Floating Point Unit (FPU), and serial bus > Power: 303 watts maximum, not including 8-kilobyte cache architecture > Two serial (RS-232/RS-422) ports, 230.4 monitor power kilobits per second maximum (up to 0.920 Memory megabits per second if clocked externally) ADB power requirements > Comes with 4 megabytes of RAM standard and > SCSI bus interface > Maximum current draw for all ADB devices: 12 memory expansion slots for (Single > Video port to support RGB and monochrome 500 milliamps (a maximum of three ADB In-line Memory Modules). monitors of various sizes and resolutions devices is recommended) > Expands to up to 64 megabytes of RAM by > Five internal NuBus expansion slots > Mouse draws 80 milliamps. installing 4-megabyte SIMMs in the empty > One processor-direct slot provides access to > Keyboard draws 25 to 80 milliamps, depend- slots and replacing existing 1-megabyte RAM the CPU for highest-possible performance. ing on the keyboard model used. SIMMS with 4-megabyte RAM chips. > Stereo sound output port capable of deliver- ing sound to both channels of a stereo device Operating environment Disk drives > Sound input port for monaural sound input > Operating temperature: 50° F to 104° F > Built-in Apple SuperDriveä 1.4-megabyte > One stereo line input port (10° C to 40° C) floppy disk drive > AUI-15 Ethernet connector > Storage temperature: –40° F to 116.6° F > Support for up to three additional devices, (–40° C to 47° C) such as a CD-ROM drive or Apple SCSI hard Keyboard > Relative humidity: 20% to 80% noncondensing disk drive (several capacities available) > Supports all keyboards. > Maximum altitude: 10,000 ft. (3,048 m)

Video display Mouse Size and weight > Supports all Apple monochrome and color > Apple Desktop Bus Mouse Main unit: monitors, including: > Height: 18.6 in. (47.3 cm) —Macintosh 12" RGB Display Sound generator > Width: 8.9 in. (22.4 cm) —Macintosh 12" Monochrome Display > Custom Sound Chip drives stereo miniature > Depth: 20.6 in. (52.3 cm) —AppleColorä High-Resolution RGB Monitor phone jack headphones or stereo equipment. > Weight: 36 lb. 12 oz. (16.7 kg)* —Macintosh Portrait Display Mouse: —Macintosh Two-Page Monochrome Monitor Clock/calendar > Height: 1.1 in. (2.8 cm) —Macintosh 21" Color Display > Custom chip with long-life lithium battery > Width: 2.1 in. (5.3 cm) > Supports some other non-Apple monitors, > Depth: 3.8 in. (9.7 cm) including VGA, NTSC, and PAL > Weight: 6 oz. (.17 kg) > Electret, omnidirectional; output voltage is Video RAM 4 millivolts, peak to peak, at normal volume. *Weight will be greater with an internal hard disk. > 1 megabyte, upgradable to 2 megabytes for display of more colors or shades of gray on a Disability access monitor > CloseView, Easy Access, and visible beep included with system software. These built-in features and third-party options provide alternative input and output tools for people with disabilities.

Ordering Information

Macintosh Quadra 900 4/Apple SuperDrive > Mouse Macintosh Quadra 900 4/160 Order No. M4210LL/A > Microphone Order No. M4230LL/A > Macintosh Quadra 900 personal computer > System software and HyperCardâ software > Macintosh Quadra 900 personal computer with 4 megabytes of RAM and built-in > Complete documentation with 4 megabytes of RAM and built-in 1.4-megabyte Apple SuperDrive > Limited warranty statement 160-megabyte internal hard disk, 1.4-megabyte Apple SuperDrive > All other features included with the Quadra 900 above.

Apple Computer, Inc. © 1991 Apple Computer, Inc. Apple, the Apple logo, HyperCard, LocalTalk, Macintosh, and ProDOS are registered trademarks of Apple 20525 Mariani Avenue Computer, Inc. AppleColor, Apple Desktop Bus, Balloon Help, Quadra, SuperDrive, and TrueType are trademarks of Apple Computer, Inc. Cupertino, CA 95014 Motorola is a registered trademark of Motorola Corporation. MS-DOS is a registered trademark of Microsoft Corporation. NuBus is a trademark of Texas Instruments. OS/2 is a trademark of International Business Machines Corporation. Mention of non-Apple products is for informational (408) 996-1010 purposes, and constitutes neither an endorsement nor a recommendation. Apple assumes no reponsibility with regard to the selection, TLX 171-576 performance, or use of these products. August 1991. Product specifications are subject to change without notice. Printed in U.S.A. L0091LL/A