Lenovo ThinkPad T540p - Manual (Page 128)

Table 4. Config menu items (continued)
Menu item Submenu item Selection Comments
necessary to change the
setting.
Express Card Speed • Generation 1
• Automatic
Set the transfer speed of the
ExpressCard to the desired
level of performance.
The Automatic option
enables the ExpressCard to
specify the transfer speed it
supports.
PCI Express Power
Management • Disabled
• Enabled
Enable or disable a feature
that automatically adjusts
power management when
there is no PCI Express
activity.
Normally, it is not necessary
to change the setting.
Power On with AC Attach • Disabled
• Enabled
Enable or disable the
feature that powers on the
system when the ac power
adapter is attached.
If you select Enabled, the
system is powered on when
the ac power adapter is
attached. If the system is in
hibernate state, the system
resumes normal operation.
If you select Disabled, the
system is not powered on
nor resumed when the ac
power adapter is attached.
Intel Rapid Start Technology • Disabled
• Enabled
Enter after:
• Immediately
• 1 minute
• 2 minutes
• 5 minutes
• 10 minutes
• 15 minutes
• 30 minutes
• 1 hour
• 2 hours
• 3 hours
To use this feature, a special
partition on the solid-state
drive is required.
When enabled, the
computer enters a lower
power state after the
specified time in sleep
state. And it takes only
seconds to resume normal
operation.
112 User Guide