User's Guide
Chapter 6 Troubleshooting
Common Problems and Solutions
Quantum P4000 and P7000 Libraries User’s Guide 93
GUI Problems 6 Table 19 describes corrective actions for GUI problems.
Table 19 GUI 
Problems
Robotics 
Problems 6
Table 20 describes corrective actions for robotics problems.
Table 20 Robotics 
Problems
Problem Corrective Action
The GUI is blank. Confirm that power is on, then contact an 
authorized field service engineer. 
The GUI does not 
respond to touch.
Contact an authorized field service engineer.
An error message 
is displayed.
Write down the details of the error message, 
including the SK, ASC, and ASCQ numeric 
values. 
Press Okay to clear the message. 
Problem Corrective Action
The robot does not 
move at power up.
Make sure that all internal packing materials 
(foam pads and tie wraps) have been removed.
Check the 
Stop and Standby buttons; make sure 
the library is on-line and the 
Stop button is 
disabled.
The gripper 
partially grips a 
tape cartridge.
Issue a 
Move Cartridge command to move the 
cartridge from the gripper to an empty storage 
bin.
The barcode reader 
on the gripper 
fails.
Verify that nothing obstructs the reader. 
Then, restart the library. If the problem 
continues, contact a field service engineer.










