C-6
Ultra 1 Creator Series Service Manual • August 1996
C.1.6.2
Diskette Drive
The system unit or server uses a standard 1.44-Mbyte diskette drive that is
1 inch (25.40 mm) high. The system unit- to-diskette drive or server-to-diskette drive
interface is an 82077 style interface. The Diskette Drive Specification, document part
number 802-5283, provides cleaning, jumper setting, and diskette instructions for the
diskette drive.
C.1.6.3
Disk Drives
The system unit or server supports two 1.05-Gbyte or two 2.1-Gbyte SCSI disk
drives. Each drive is of the 3.5-inch form factor with a single connector
configuration. A drive bracket is used to mount the drive to the system unit or
server.
TABLE C-1
lists the supported disk drives. The 1.05 Gbyte Disk Drive
Specifications, document part number 802-4057, provides installation instructions,
power requirements, and performance data for the 1.05-Gbyte disk drive. The 2.1
Gbyte Disk Drive Specifications, document part number 802-4058, provides installation
instructions, power requirements, and performance data for the
2.1-Gbyte disk drive.
C.1.6.4
SCSI Interface
The system unit or server provides a 20-Mbyte per second SCSI interface that is
supported by the FEPS ASIC. A 16-bit single-ended operation provides a
20-Mbyte per second throughput at 10 MHz. Both internal and external peripherals
are connected to the same daisy chain. External connection is provided through a 68-
pin SCSI connector.
Configuration rules for SCSI interface are as follows:
■
System configuration requires devices to be connected in a daisy chain
configuration.
TABLE C-1
Supported Disk Drives
Form Factor
Dimension
Disk Drive Capacity
Fast
Wide
RPM
Access
Time
1 inch
1.05 Gbytes
No
5400
10.5 ms
1 inch
1.05 Gbyte
Yes
5400
11.0 ms
1 inch
2.1 Gbytes
Yes
7200
7.8 ms
Summary of Contents for Ultra 1 Series
Page 8: ...viii Ultra 1 Creator Series Service Manual August 1996...
Page 21: ...Preface xxi Email smcc docs sun com Fax SMCC Document Feedback 1 415 786 6443...
Page 22: ...xxii Ultra 1 Creator Series Service Manual August 1996...
Page 34: ...2 4 Ultra 1 Creator Series Service Manual August 1996...
Page 70: ...6 4 Ultra 1 Creator Series Service Manual August 1996...
Page 110: ...8 36 Ultra 1 Creator Series Service Manual August 1996...
Page 126: ...9 16 Ultra 1 Creator Series Service Manual August 1996...
Page 158: ...10 32 Ultra 1 Creator Series Service Manual August 1996...
Page 164: ...A 4 Ultra 1 Creator Series Service Manual August 1996...
Page 186: ...B 22 Ultra 1 Creator Series Service Manual August 1996...
Page 208: ...C 22 Ultra 1 Creator Series Service Manual August 1996...
Page 212: ...Glossary 4 Ultra 1 Creator Series Service Manual August 1996...