Xerox 4050, Справочник изделия

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HARDWARE COMPONENTS
The 4050/4450 LPS has two standard 50 MB system disks.
Optional expansion of up to 200 MB in 50 MB increments is
available.
The 4090/4650 LPS has two standard 170 MB system disks.
Optional expansion using 170 MB, 182 MB, or 380 MB system
disks are available.
System controller options
The system controller offers two options which enhance the
capabilities of the LPS: the 9-track magnetic tape drive and the
180 18-track cartridge tape drive.
Note: These options are not available on the 4450 mid-range
printer.
9-track magnetic tape drive
The optional 9-track magnetic tape drive offers an alternative to
online operations. This tape drive supports 9-track, 1600 bits per
inch (bpi), phase encoded (pe) magnetic tapes and 6250 bpi,
Group Code Recording (GCR) encoded magnetic tapes. Refer to
the Xerox 4050/4090/4450/4650 LPS Operator Guide for
information on using the 9-track magnetic tape drive which is
shown in figure 2-5.
Figure 2-5. System controller with 9-track magnetic tape
drive
XEROX 4050/4090/4450/4650 LPS PRODUCT REFERENCE 2-5