3.5.4.1 URC CE10
Disk drives are swapped: Some disk drives recorded in the device location
record (configuration) are in the wrong slot. All disk drives recorded in
the device location record are present. The 3514 does not respond to the
host system.
To correct this error, perform the following:
1. Remove the front cover (see "Front Cover Removal or Installation
Procedure" in topic 4.3).
2. Using the control panel, determine the serial number of the disk drive
recorded in the device location record (configuration) that should be
in each slot.
3. To do this function, enter the following sequence in which n is the
disk drive slot number:
1 2 2 n PICTURE 87
The following is an example of a disk drive serial number:
Example:
+-----------------+
¦ 0 1 9 0 0 6 4 5 ¦ This disk drive should
+-----------------+ be serial number 1900645
1 2 3 4 5 6 7 8
4. Record the serial number in the following chart:
Slot Serial
Number Number
1 ______________
2 ______________
3 ______________
4 ______________
5 ______________
6 ______________
7 ______________
8 ______________
5. Repeat steps 3 and 4 for all eight slots.
6. Set the Power switch to the Off position.
7. Loosen the screw 1 and place the control panel in the service
position.
PICTURE 88
8. Remove the front EMC shield.
PICTURE 89
9. Disconnect the following cables from the disk drives to be removed.
Note: If the data cable is attached to another disk drive, hold this
connector in place with one hand while disconnecting the other
connector from the disk drive to be removed.
a. Disk drive data cable 1 .
b. Disk drive power cable 2 .
PICTURE 90
10. Remove the disk drives from the slots (slot 3 shown as an example).
PICTURE 91
11. Check each disk drive serial number (printed on a label on top of the
3514 Service Information
URC CE10
¦ Copyright IBM Corp. 1992, 1993
3.5.4.1 - 1