[ -z "$SET" ] && exit 0
for i in `$TOOL855 -m|grep max_mode|cut -f2 -d' '`;do
## might be needed for some screens _and_ broken BIOS
$TOOL855 $i $SET 2>/dev/null 1>&2
## *but* tends to break things on too many usual ones
done
#for i in `$TOOL855 -m|grep max_mode|cut -f2 -d' '`;do
#$TOOL855 $i $SET 2>/dev/null 1>&2
#done