NEC D2246 Maintenance Manual page 35

8-inch winchester disk drive
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2.6.2 System Ground Cable
Connect a system ground cable to the signal ground (SG) terminal at the rear of the disk
drive (see Figure 2-15).
SG (SIGNAL GROUND) TERMINAL
POWER CONNECTOR (P3)
Figure 2-15 Signal Ground and Power Connections
2.6.3 Power Cable
Connect the power cable to connector P3 at the rear of the disk drive (see Figure 2-15).
2.7 LOCK CONTROL ASSEMBLY
When the disk drive is shipped, the spindle and actuator positioner are secured with a
lock device to prevent movement. This lock must be released prior to operating the drive.
To unlock the spindle and actuator, slide the lock control lever to the FREE position (see
Figure 2-16).
I IliD
LOCK LEVER
Figure 2-16 Lock Control Assembly
2-18

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