suspend, power save or saving, hibernate mode in Indpiron 5160
I am trying to make some sense of these modes in Dell Inspiron 5160. I
am using ACPI (with acpid) and it seems to regulate the fan(fan is
really quit often) and tells me about the battery status. But I am not
sure if the suspend/hibernate/power saving modes work.
1) how do I test for these?
2) Second, do I need these option for these modes to work(they are
commented out in my current kernel.)?
3) This website gives some different options
What is this all about?
4) Whis is better, apm or acpi?
5) Does the closing the lid and making the laptop go to