Models:
ThinkPad model 570
Issue:
After docking or undocking computer, the printer device connected to the
computer’s parallel port does not function.
Cause:
This problem is a known system BIOS issue.
Resolution:
IBM plans to eventually update the BIOS to address this issue.
2.7 After undocking the computer, the Fn function key and AC/DC power
generated events might not function properly
Models:
ThinkPad model 570
Issue:
After undocking the computer, the Fn function key and AC/DC power
generated events might not function properly.
Cause:
This problem is a known system BIOS issue.
Resolution:
If this should occur, place the system into Standby from the Start menu, then
wake–up the system to recover. IBM plans to eventually update the BIOS to
address this issue.