code is displayed.
To determine if further action is required, go to "Control Panel
Command Return Code Information" in topic 3.4.
+-----------------+
¦ 4 2 9 n x x ¦ Return Code x x
+-----------------+ on disk drive n.
1 2 3 4 5 6 7 8
Note: A return code of DE may indicate an address jumper or cable
is not installed correctly.
20. Complete the Exchange Disk Drive command by entering the following
sequence on the control panel:
a. 9 PICTURE 202
Note: This command can take up to 80 minutes to complete. Data
on this disk drive will be built again.
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.
Example:
+-----------------+
¦ 1 2 3 _ 5 _ 7 _ ¦ Indicates the disk
+-----------------+ configuration
1 2 3 4 5 6 7 8
d. If the 3514 detects an error during the 4 2 9 n command, a return
code is displayed.
To determine if further action is required, go to "Control Panel
Command Return Code Information" in topic 3.4.
+-----------------+
¦ 4 2 9 n x x ¦ Return Code x x
+-----------------+ on disk drive n.
1 2 3 4 5 6 7 8
Note: A return code of DE may indicate an address jumper or cable
is not installed correctly.
e. Press the * (Home) key to clear the display and return it to ready
status (*000).
Warning: Do not continue with step 21 until the exchange command
is complete.
21. Exchange the second (by slot position) failing disk drive indicated in
step 1. Use the procedure "Disk Drive" in topic 4.5.1.
Warning: Do not continue with step 22 until the exchange command is
complete.
22. Using the control panel, set the 3514 online by entering the following
sequence:
9 0 7 9 PICTURE 203
23. After 3 minutes, is *000 displayed on the 3514 control panel?
Yes No
Go to step "Starting Problem Analysis" in topic 1.2.
24. Attach the front EMC shield.
Note: Engage both thumbscrews before you tighten either screw.
PICTURE 204
25. Restore the control panel to operating position and tighten screw 1 :
3514 Service Information
URC 91pF 93pF 96pF
¦ Copyright IBM Corp. 1992, 1993
3.5.16.1 - 3