These components are visible from the inside front of the cabinet (see Fig-
ure 1-4 for their location):
•
Control panel
•
Power regulators (48 VDC )
•
LSB card cage (holds CPU/memory; slots 0–3)
•
Cooling system (blower)
Optional components visible from the inside front include:
•
In-cabinet I/O devices
RRD42 compact disk drive
DEC
7000
TF85 in-cabinet tape drive
VAX
7000
•
I/O plug-in unit (PIU)
Small Computer System Interface (SCSI) disk and tape PIU
DEC
7000
Digital Storage Systems Interconnect (DSSI) disk PIU
VAX
7000
•
Battery PIU
DEC 7000 AXP System and VAX 7000 System 1-9