Subsystem Maintenance; Emergency Operation; Dsc/Dsu Maintenance; Handling The Disk Pack - Honeywell 6000 Series Reference Manual

Eme rgency Ope ration
Operations personnel should be thoroughly familiar with procedures for protecting
pe0p1e and equipment if an emergency occurs. The general emergency procedure is to turn
off power at the affected unit. Power may be turned off at the affected unit, at the operator
panel, at the circuit breaker on the rear of the unit, or at the building circuit breaker,
depending on the severity of the emergency. Emergencies that can arise are mechanical,
electrical, or overheating malfunction of a unit; outside primary power failure; air-
conditioning failure; fire; flooding. In case of other unexpected conditions, take action
appropriate for the type of emergency.
SUBSYSTEM MAINTENANCE
The Honeywell field service engineer will perform all the maintenance required by the
subsystem except for the routine cleaning of the DSC, DSU, and disk packs. This should be
done by ope rations personnel.
DSC/DSU Maintenance
Operations personnel should keep the DSC and DSU cabinets clean and free of dust.
The DSU disk pack chamber and spindle may be cleaned with a lint -free tissue lightly
dampened with approved cleaning alcohol.
Disk Pack Maintenance
PrOper handling, storing, and cleaning of disk packs ispimportant to give users a high
degree of data availability.
HANDLING THE DISK PACK
0 Always keep a disk pack in its carrying case, whenever it is not on a
disk pack drive.
0 The bottom cover of the disk pack carrying case may be removed easily
by squeezing the latch on the bottom cover; the top cover is designed so
that it cannot be removed until the disk pack is mounted on the spindle.
0 Always reassemble the disk pack carrying case covers even when the
disk pack is not inside.
0 Never touch disk pack recording surfaces or the spindle mating surface
with anything.
0 Do not expose a disk pack to stray magnetic fields, excessive pressure,
or sharp impact.'
0 Return every disk pack to its own carrying case.
3-11 DB37