1-120 Trouble locating and clearing procedures (continued)
297-8021-544 Standard 14.02 May 2001
Replacing a 14-in. disk drive unit
(continued)
30
Set the lever (or levers) so that the carriage and heads lock.
Locked
position
Unlocked
position
Carriage/Head–
locking levers
Spindle lock
Lever positioned
away from drive
casting, spindle
unlocked
Lever positioned toward
drive casting, spindle
locked
Location of head and spindle locks
Lock
Unlock
Location of single-lever lock
WARNING
Damage to the DDU
Make sure that the disk rotation stopped before you lock the
carriage and heads. If the disk continues to rotate, damage
occurs to the locking mechanism.