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-   -   [Help!]Laptop can not suspend to ram (

Crossa 08-08-2006 12:35 AM

[Help!]Laptop can not suspend to ram
My Laptop can not suspend to ram correctly.

1.I download kernel- from and install on my Laptop,built with ACPI,APM
and Suspend support.

2.I modified /boot/grub/menu.lst with "reseum=/dev/hda2" appened to kernel line

3.I restart computer and my laptop can suspend to disk.But Suspend to memory work incorrectly

I use this command to check!
$cat /sys/power/state
mem disk

According to the line,It means "suspend to memory" was supported

when I make my laptop suspend to memoy,the following things happened

1.when suspent to mem,I try wake it up,but the screen can not wake up
2.when I try to wake it up,it restart!

Help! Please ,any body!

Hardware List of my laptop
Brand Hasee A180S
Vendor Paradise Shenzhen ,China
km400 chipset
AMD 1800+ cpu
S3 IGP Graphic Driver

Caeda 08-11-2006 12:26 AM

If it doesnt resume from sleep, don't use sleep. Simple as that. It doesnt say "experimental" on the feature list for nothing!

avheretic 08-20-2006 12:21 AM

Try passing the acpi_sleep=s3_bios as a kernel parameter during boot-up. This fixed the Suspend to RAM problem in a laptop showing the same symptoms.

prozac 08-20-2006 12:29 AM

if nothing works out for you, you might find this link useful:
How to suspend and hibernate a laptop under Linux

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