Section 2
Installation. and Operation
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PCB
HARD
DISK
ASSEMBLY
FIGURE
2·4
ProDrive Mounting Screw Clearance
2.1.4
POWER REQUIREMENTS
DC Power
The voltages and current requirements
of
the DC Power supplied to the drive are listed below. No power
sequencing either
OFF
or
ON is required by the
ProDrive.
Power requirements include SCSI terminator
power.
Voltage
Nominal
+12V
+SV
Tolerance
±10%
±S%
Current
Typical (Idle)
O.SOA
O.SOA
Typical (Seeking)
O.80A
O.60A
Maximum (Power Up)
1.60A
0.6SA
Ripple
and
Noise
Maximum
100
mV
P-P
SO
mV
P-P
2 • 4 Installation and Operation
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