Drive-to-Controller Interface
The drive interfaces
with
the controller in three areas:
the
control
interface, the data interface and
the
DC
power
interface. The disc
drive receives control signals and transmits status signals over the
J1
/P1
connectors. Data signals are received and transmitted over
the
J2/P2
connectors. The
DC
power
connector
is
J3
and it
is
a
4-piln AMP "Mate-n-Lock" connector.
HP45817A 40MB Hard
Disc
Subsystem
The HP45817A 40MB hard disc subsystem
is
availible
for
fast
access
and high-capacity. The drive automatically retracts
the
read
and write heads
to
a parking zone when powered off. This
protects the disc against damage during handling
or
moving.
The
chassis
of
the HP45817A
is
82.55mm
high, 146.05mm wide,
and 203.2mm deep. It requires both
of
the lower half height drive
slots. The following table defines
the
performance
of
the
HP45817A when installed
in
the
HP
Vectra
PC.
Disc Drives
11
3
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