TITLE
    Power Macintosh 7600 Series: Technical Specifications (10/96)
Article ID:
Created:
Modified:
19545
4/1/96
2/17/97

TOPIC


    This article contains the technical specifications for the Power Macintosh 7600 series computers.


DISCUSSION



    Upgradable microprocessor
    =========================
    * PowerPC 604 microprocessor running at 120 or 132 MHz, upgradeable to a higher-speed processor when available (up to 250 MHz)
    * Integrated floating-point unit and 32K cache
    * High-speed system bus (up to 50 MHz)

    Memory
    ======
    * 16 MB of RAM, expandable to 512 MB via 8 DIMM sockets
    * 4 MB of ROM
    * 256K level 2 cache

    Disk drives
    ===========
    * Internal 1.2GB SCSI hard disk
    * Internal Apple SuperDrive floppy disk drive
    -- Accepts high-density 1.4MB disks and 800K disks
    -- Reads, writes, and formats Macintosh, Windows, MS-DOS, OS/2, and ProDOS disks
    * Internal quadruple-speed or 8x-speed CD-ROM drive, depending on configuration
    * Expansion bay for additional 3.5-inch hard disk

    Interfaces
    ==========
    * Three PCI expansion slots compatible with PCI 2.0-compliant cards
    * Two high-speed DMA serial (RS-232/RS-422) ports compatible with LocalTalk and GeoPort cables
    * 10BASE-T and AAUI-15 Ethernet connectors; optional PC Compatibility Cards provide multinode support for simultaneous network connections
    * Internal Fast SCSI bus (up to 10 MB/s)
    * External SCSI bus (up to 5 MB/s)
    * Apple Desktop Bus (ADB) expansion port
    * RCA phono jacks for line-level stereo audio input and output
    * Mini jacks for stereo audio input and output
    * All sound ports support 16-bit audio and up to 44.1-kHz sampling rate
    * DB-15 connector for monitor
    * Composite connectors (RCA phono jacks) for composite video input
    * S-video input connector
    * Internal digital audio/video (DAV) connector for video compression/decompression cards

    Video Input
    ===========
    * 24-bit video input
    * Real-time video playthrough of up to 640 by 480 pixels with NTSC; 768x576 pixels with PAL and SECAM
    * Up to 320x240-pixel capture up to 15 frames per second with NTSC
    * Maximum capture size of 640x480 pixels with NTSC

    Audio System
    ------------
    * Custom sound circuitry, including stereo generator (digital-to-analog
    converter, or DAC)-capable of driving stereo miniplug headphones or audio
    equipment-and stereo sampling hardware (analog-to-digital converter, or
    ADC) for recording stereo sound
    * 16-bit stereo input and output
    * Sample rates of 44.1 and 22.05 kilohertz (kHz)
    * Input line level: 2 volts peak-to-peak nominal, into 6.5-Kilohm (k¢)
    impedance
    * Output line level: 2.2 volts peak-to-peak nominal, into 1 k¢ impedance
    * Input through output SNR**: >74 decibels (dB) typical
    * Bandwidth: 10 Hz-19 kHz (+/- 2 dB) at 44.100 kHz sample rate
    * THD+N**: Less than 0.06%; measured 30 Hz-16 kHz with a 2-Vpp sine wave
    input
    **SNR is signal-to-noise ratio; THD+N is total harmonic distortion plus noise.

    Graphics support
    ================
    * 2 MB of VRAM, expandable to 4 MB
    * Fast 64-bit data path to VRAM
    * Support for display resolutions of up to 1,280x1,024 pixels
    * 24-bit color up to 1,152x870-pixel resolution
    * Refresh rate of up to 75 Hz

    GeoPort telephony (Requires GeoPort Telecom Adapter)
    ====================================================
    * 14.4-Kbit/s modem support
    * V.17 fax support
    * GeoPort Fax and GeoPort Telephony software included
    * Speakerphone and answering-machine capability

    Clock/calendar
    ==============
    * Custom integrated circuit with long-life battery

    Keyboard and mouse
    ==================
    * Supports ADB keyboards with numeric keypads
    * Comes with an ADB Mouse II

    Electrical requirements and compliance
    ======================================
    * Line voltage: 100 to 240 V AC, RMS single phase
    * Frequency: 50 to 60 Hz, single phase
    * Power: 150 W maximum, not including display

    ADB power requirements
    ======================
    * Maximum current draw for all devices: 500 mA (a maximum of three ADB devices is recommended)
    * Mouse draws 10 mA
    * Keyboard draws 25 to 80 mA (varies with keyboard used)

    Size and weight
    ===============
    * Height: 6.15 in. (15.6 cm)
    * Width: 14.37 in. (36.5 cm)
    * Depth: 16.93 in. (43.0 cm)
    * Weight: 22 lb. (9.97 kg)

    Environmental requirements
    ==========================
    * Operating temperature: 50 to 104 degrees F (10 to 40 degrees C)
    * Storage temperature: -40 to 116 degrees F (-40 to 47 degrees C)
    * Relative humidity: 5% to 95% noncondensing
    * Maximum altitude: 10,000 ft. (3,048 m)


    Article Change History:
    15 Oct 1996 - Added additional processor speed.
    19 Sep 1996 - Updated processor card support speed.
    17 Sep 1996 - Updated information.



Document Information
Product Area: Computers
Category: Power Macintosh
Sub Category: Power Macintosh 7600

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