The main logic board has a built-in frame buffer that controls video output from the
system unit and can drive either color or grayscale monitors.
1.3
External Storage Devices
You can add expansion storage devices to increase the mass storage capacity of the
SPARCclassic and SPARCstation LX systems. The following are some of the external
storage devices available:
Desktop Backup Pack 150 Mbytes (tape drive only)
Desktop Disk Pack 207 Mbytes (hard disk drive only)
Desktop Disk Pack 424 Mbytes (hard disk drive only)
Desktop SunCD Pack (compact disc drive)
Desktop Storage Module 1.3 Gbytes (hard disk drive only)
Desktop Storage Module 2.3 Gbytes (tape drive only)
Desktop Storage Module 5.0 Gbytes (tape drive only)
See the external storage device installation guide that comes with the device for
installation procedures and for information about daisy-chaining external drive
units. External storage devices are not available for the SPARCclassic X terminal.
1.4
System Interconnections
FIGURE 1-6
SPARCstation LX workstations, and the SPARCclassic X terminal. For more detailed
installation procedures, see Desktop SPARC Hardware Owner's Guide or Using a
SPARCclassic X Terminal.
Note – The external drive in
See
FIGURE 1-2
and the SPARCclassic workstation.
1-8
SPARCclassic/SPARCclassic X/SPARCstation LX Service Manual • November 1993
illustrates how to connect the basic components of the SPARCclassic and
FIGURE 1-6
and
for differences between the SPARCclassic X terminal
FIGURE 1-3
is not part of the SPARCclassic X terminal.