Asrock Bios Problem; load default after shutdown

[moh3en]

hello. i have a pc with asrock mainboard wolfdale

ASRock > Wolfdale1333-D667

i replace battery bios with a new battery bios . also i updated bios to bios version 1.50

but problem don't solve and after shutdown bios load default and lost current time / date and ...

 

[Ztruker]

Make sure the CMOS battery is inserted correctly, re: + or -

Seems obvious but I've done it several times.

Also installed a "new" battery only to find out it was dead.