Indy Technical Report

• Boards and internal devices are easy to access by removing the Indy top panel.

• Internal SCSI devices are pre-configured and easy to install.

• A floppy disk slot is provided on the right side on the system unit.

• Iconic labels on all input and output connections provide an intuitive, international recognition.

• Indigo Magic software gives a point-and-click simplicity to the power of UNIX.

System Unit

The system unit includes:

• easy-to-upgrade R4600PC CPU module (optional R4600SC CPU Module with a unified 512 KByte secondary cache; optional R4400SC CPU Module with a unified 1 MByte secondary cache)

• base memory of 16 MBytes expandable to 256 MByte using standard SIMMs

• 8-bit graphics Indy Graphics (upgradable to 24-bit planes) supporting a resolution of 1024 x 768 pixels on the standard 15" monitor, or 1280 x 1024 pixels on the optional 16" and 19" multiscan monitors (optional 24-bit XZ Graphics)

• a 540 MByte system hard disk with preloaded IRIX software and an on-line documentation viewer (optional 1.05 GByte system hard disk)

• a second 3.5-inch thin (1.0-inch) SCSI-II expansion drive bay

• two GIO32-bis expansion slots

• advanced audio with built-in speaker and Audio Library support

• video support for NTSC/PAL composite and S-Video formats and digital video formats

• 170 watt power supply

  
  

On the back of the system unit are a number of industry-standard ports:

• PS/2-standard keyboard port

• PS/2-standard mouse port

• high-density Fast SCSI-2 port for external SCSI devices such as disk drives and CD-ROMs

• Ethernet port supporting both AUI and a 10Base-T (auto selecting) for connecting to local networks

• 13W3 monitor connector

• bi-directional Centronics parallel port for color printers, scanners, and other parallel devices

• two Macintosh style 8-pin serial ports for modems, laser printers, MIDI devices, and other serial devices

• SGI digital video port for the IndyCam digital video color camera or other digital video devices

• RCA-style jack for NTSC/PAL composite video input

• 6-pin minidin connector for NTSC/PAL S-Video input

• RJ-45 connection for ISDN network interface

• stereo line-in jack for analog audio input from a tape deck. CD player, or similar source

• stereo line-out jack for analog audio output to a tape deck, amplifier, or similar destination

• stereo microphone input jack for a mic-level audio input

• digital input/output jack for serial digital audio input and output

• stereo output jack for headphones

• StereoView port for StereoView glasses

  
  

Indy comes with the following input devices:

• IndyCam digital color video camera

• omnidirectional electret condenser microphone

• PS/2-standard keyboard

• PS/2-standard 3-button mechanical mouse

  
  

The following monitors are available:

• 15" color monitor
  • RGB monitor

  • 1024 x 768 resolution

  • 70 Hz refresh rate

• 16" color monitor
  • multiscan RGB monitor

  • 1280 x 1024 resolution

  • up to 76 Hz refresh rate

• 19" color monitor
  • multiscan RGB monitor

  • 1280 x 1024 resolution

  • up to 76 Hz refresh rate

    
    

Indy has optional internal devices in the 3.5-inch thin (1.0-inch) format as well as many optional Silicon Graphics and third party external peripherals.

2.1.1 Internal Devices

Hard Drives

• 535 MByte, or 1.05 GByte formatted capacity

• 10 MByte burst-mode transfer rate for Fast SCSI-2

• Fast SCSI-2 interface

  
  

Floptical Drives

• 20 MByte formatted capacity

• UNIX compatible (using tar or cpio)

• read and write standard 3.5-inch floppy disk or 20 MByte floptical disk

• Macintosh compatible

• PC compatible

  
  

2.1.2 External Devices

Storage Devices

• 88 MByte SyQuest drive

• 1.0 GByte 1/4" QIC tape drive

• 2.0 GByte DAT tape drive

• 2.0 GByte hard drive

  
  

CD-ROM Drive

• dual speed CD-ROM drive with a 300 KByte/sec sustained transfer rate

• 600 MByte capacity (12 cm disc)

• Fast SCSI-2 interface

• CD quality audio over SCSI bus

  
  

Input Devices

• dials box

• dials and buttons box

• digitizer tablet with stylus (115V)

• digitizer tablet with cursor

• optical mouse

  
  

Indy provides two GIO32-bus expansion slots for optional video, network, and 3rd party option cards. Table 1 outlines some of the many option cards available now or expected in the near future.

Option Card                             Width     Manufacturer

Indy Video (see Section 6 on page 51    single    Silicon Graphics
or the Silicon Studio Technical
Report for information)

Cosmo Compress (see the Silicon         single    Silicon Graphics
Studio Technical Report for
information)

Cindy Video Adapter                     double    Chyron Corporation

Oscon Adapter                           single    Photron

FDDI                                    double    Silicon Graphics

ATM                                     single    Fore Systems

Token Ring                              single    Silicon Graphics

Sync Serial for X.25 and SNA            single    Silicon Graphics

additional Fast SCSI-II                 single    Silicon Graphics
disk controller

IVAS VTR control                        single    Lyon-Lamb

additional Ethernet controller          single    Silicon Graphics

TABLE 1 Indy GIO32-bus expansion card options.