IBM Universal Tape Library, User Manual, Page: 48 / 96

Solving gripper problems
Table 17 lists gripper problems and corrective actions.
Table 17. Gripper problems
Problem Corrective action
The robot does not move
when the library is started.
Make sure that all internal shipping material has been
removed and that the doors are closed. If this does not solve
the problem, replace the library chassis. See Table 19 on
page 43 for more information.
The gripper has partially
gripped a cartridge.
Use the Remote Management utility to move the cartridge to
an empty slot.
The gripper has dropped a
cartridge.
Complete the following steps:
1. Open the doors and retrieve the cartridge.
2. Place the cartridge in an empty slot.
3. Start the inventory process.
The bar code reader has
failed.
Make sure that nothing is obstructing the bar code reader.
If nothing is obstructing the bar code reader, restart the
library. If this does not solve the problem, replace the library
chassis. See Table 19 on page 43 for more information.
The gripper has timed out or
failed during an operation.
Make sure that the tape cartridge is correctly positioned and
that nothing is obstructing the gripper.
Retry the operation.
Solving operational problems
Table 18 lists operational problems and corrective actions.
Table 18. Operational problems
Problem Corrective action
The host system cannot
communicate with the library.
There might be a SCSI timeout problem, or the library was
prematurely disconnected. Make sure that the following items
are correct:
v
Power is turned on.
v SCSI cables are the correct length.
v
SCSI cables are connected correctly.
v SCSI bus is correctly terminated.
If this does not solve the problem, replace the library chassis.
See Table 19 on page 43 for more information.
A tape cartridge is not
recognized.
The gripper cannot sense a cartridge where the inventory
indicates it is.
Make sure that the cartridge is in the correct location and that
it is positioned correctly. Correct any problems that you find
and retry the operation.
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Universal Tape Library User’s Guide