AT&T 3B2/300 Technical Reference Manual page 49

- - - - - - - - - - - - - - - - - - - - - - - - - - - EQUIPMENT DESCRIPTION
International 3B2/310 Computer Cabinet (ED-4C646-30)
Major Assemblies
Figure 2-4 shows a typical international 3B2/310 computer. The major assemblies include the
following:
• Power Supply Unit (TRW #095-10011-XX2 or TRW #095-10061-00) set for 220 to 240 volt AC
operation
• One Floppy Disk Drive, KS-23114,L4
• One Hard Disk Drive:
o 30-megabyte, KS-23054,Ll
o 72-megabyte, KS-23054,L2.
• System Board ED-4C637-30,G3 (without MAU) or ED-4C637-30,G4 (with MAU)
• CMl 93A/B Backplane and card cage
• Memory card(s)
• Auxiliary Disk Interface, ED-4C632-30
• DUART Connector-2 Interface, ED-4C492-35,G5 and GSA
• Backup battery.
EQUIPMENT DESCRIPTION 2-25