Oh yeah I couldn't find the SB989 manual, but it can be downloaded here
http://www.modelrectifier.com/resour...989_manual.pdf
Thanks again
"If yer not 1st,yer last"
OFNA GTP w/Quark-Medusa 60mm-5s
Inferno SP2 w/MMM-1512 2.5d-5S
Inferno St-rr w/MMM-1515 1y-5s