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2.
Remove the upper half of the inner container.
3.
Remove the disk drive from the lower half of the
inner
container.
4.
Check the model number and top assembly description against the packing slip.
5.
Examine the contents of the shipping container for possible damage.
6.
Notify the carrier immediately
if
any damage is noted.
1.8
PHYSICAL CHECKOUT OF THE DISK DRIVE
Before applying power to the disk drive, the following inspection procedure should be performed:
1.
Remove the plastic bag.
2.
Remove the cable harness from the door latch of +he disk drive.
3.
Check that the front latch opens and closes. Note that when the door is opened, the head
arm raises.
4.
Ensure that the front panel is secure.
5.
Manually rotate the drive hub. The drive hub should rotate freely.
6.
Check that the PCBA's are secure.
7.
Check that the connectors are firmly seated.
8.
Check for debris or foreign material between the heads.
9.
Notify
the
carrier immediately
if
any damage
is
noted.
1.9
INTERFACE CONNECTIONS
Signal connections for the disk drive are made via a user-supplied 34-pin, flat ribbon connector (3M Part Number
3463-0001 or equivalent).
This
connector
mates
directly with the PCBA connector at the rear of the disk drive.
The DC power connector
is
a four-pin connector
(Amp
Mate-N-Lok Part Number 1-480424-0), which mates with
the connector on the
logic
PCBA at the top rear of the disk drive.
The signal connector harness should be of the flat ribbon or
twisted
pair type, have a maximum length of ten (10)
feet, and have a 22-to-24 gauge conductor compatible with the connector that is to be used.
Power connections should be made with
18-AWG
cable (minimum). In addition, the PCBA-mounted, DC power
connector
is
keyed.
1.1 O
CHASSIS GROUND
To ensure proper operation of the disk
drive,
the chassis should be connected to earth ground. A 3/16-inch male
QC lug, located at the rear of the chassis,
is
provided to facilitate this connection.
1-4
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