1-2 SunSwiftSBus Adapter Installation and User’s Guide—December 1995
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1.1 Requirements for Using the SBus Adapter
Before installing the adapter,make sure your system meets the following
hardware and software requirements:

SCSICabling

Youcan daisy chain up to 15 devices on the SunSwift SBus Adapter as follows:
Note – If you use the SunSwift SBus Adapter for SCSI purposes only,you must
changethe device name from SUNW,hme to SUNW,hme_idle to avoid a “Link
Down — cable problem?” message. Refer to SMCC Open Issues Supplement
Solaris 2.5 for more detailed information.
Systems Sun™ Ultra™ 140, Sun Ultra Creator 170E,
SPARCstation™4, SPARCstation 5, SPARCstation 10
models, SPARCstation20 models, SPARCserver™
600MP series, SPARCserver1000 or SPARCcenter™ 2000
Firmware OpenBoot™ PROM Version2.9 or greater
Operating System Solaris™ 2.5 environment
Peripherals Only Sun SCSI-2 devices
SCSI Cables
Part Numbers
Only standard,Sun-supported cabling to ensure reliable
SCSI interface connections
530-2115-02(1.2 m 50-pin to 68-pin cable)
530-1884-03 (0.8 m 68-pin to 68-pin cable)
530-2228-01 (2 m 50-pin to 68-pin cable)
530-1885-03 (2 m 68-pin to 68-pin cable)
Wide-to-widedevices Use a 68-pin to 68-pin cable.
Always put wide SCSI devices closest to the host system.
Wide-to-narrowdevices Use a 68-pin to 50-pin cable.
Youcan include only one wide-to-narrow cable along a
chain of peripherals.
Always put the narrow SCSI devices at the end of the
chain.
The SCSI bus must be terminated at the end of the chain.