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INTRODUCTION
IIOIS12 HARDWARE OVERVIEW
I-E96-107-2N
1 - 3
The lower section of the cabinet contains the computer, power
entry panel and multibus chassis. Figure
shows the com-
munication levels of the OIS.
The IIOIS12 console cabinet contains:
•
1.44 megabytes, 3.5-inches floppy disk drive.
•
24 megabytes (minimum) of dynamic RAM memory.
•
19-inches colour CRT (1024 x 768 (or higher) pixel resolu-
tion).
•
60 MHz, 32-bit Intel 586 processor (minimum) with
built-in, math coprocessor.
•
SCSI hard disk drive.
•
Battery-backed real-time clock.
•
Adaptec 1540CF SCSI controller card.
•
Graphics processor card.
•
INFI-NET/Plant Loop Network Interface Unit (NIU).
Figure 1-1. IIOIS12 Communication Levels
IIOIS12
COMMUNICATION
MODULES
COMMUNICATION HIGHWAY (INFI-NET OR PLANT LOOP)
CONTROLWAY
MASTER
MODULE
MASTER
MODULE
SLAVE EXPANDER BUS
IIOIC12
GS940122