HP Vectra User Manual

Data Signals
Signal 1/0 Description
- READ DATA I The selected drive supplies a pulse on the
line for each flux change encountered on
the disc.
-WRITE DATA 0
Status Signals
For each inactive to active transition of this
line while
write enable is active, the
selected drive causes a flux change to be
stored on
the disc.
Signal 1/0 Description
- DISC CHG I Indicates that the drive door has been
opened.
-INDEX
- TRACK 00 I
-WRITE
PROTECT
52 Processor Board
The selected drive supplies one pulse per disc
revolution on this line.
The selected drive makes this line active
if the
read/write head is over track o.
The selected drive makes this line active if a
write-protected disc
is mounted in the drive.

HP Vectra Specifications

General

Processor	Intel Pentium
RAM	Up to 128 MB
Storage	HDD (capacity varies by model)
Operating System	Windows 95
Graphics	Integrated
Ports	Serial, Parallel
Expansion Slots	ISA, PCI