PICTURE 224
5.
Warning: Do not disconnect the disk drive data cable from the
controller card or the other disk drive (if installed).
Warning: Disconnecting the wrong power or data cable may result in
loss of data and system availability
Note: If the data cable is attached to another disk drive, hold the
connector in place with one hand while disconnecting the other
connector from the disk drive to be exchanged.
Disconnect the following cables from the disk drive to be exchanged as
indicated by the solid block ( ¦ ).
a. Disk drive data cable 1 .
b. Disk drive power cable 2 .
PICTURE 225
6. Remove the failing disk drive assembly from the slot.
PICTURE 226
7. Move the address jumper to the same position (shown below) on the new
disk drive.
Note: Only disk drives in odd-numbered slots (1 3 5 7 ) have an
address jumper.
PICTURE 227
8. Insert the new disk drive assembly into the 3514.
PICTURE 228
9. Attach the following cables:
a. Disk drive data cable 1 .
b. Disk drive power cable 2 .
PICTURE 229
10. Attach the front EMC shield.
Note: Engage both thumbscrews before you tighten either screw.
PICTURE 230
11. Restore the control panel to operating position and tighten screw 1 :
PICTURE 231
12. Complete the Exchange Disk Drive command by entering the following
sequence on the control panel:
a. 9 PICTURE 232
Note: The 3514 will attempt to return the disk drive to its
configuration.
b. As the command processes, the display indicates the percent
completed.
c. When the operation ends without error, a quick status of the disk
drives is displayed.
3514 Service Information
Disk Drive
¦ Copyright IBM Corp. 1992, 1993
4.5.1 - 2