Manuals for Pioneer Stereo Equalizers Model Document CD-5 Owner's Manual CD-7 Service Manual DEQ-P9 User Manual , Owner's Manual , Catalog , Service Manual , Owner's Manual DEQ-P90 Owner's Manual GR-555 Operating Instructions Manual GR-777 Operating Instructions Manual , Operating Instruction PL- 400 S Operating Instructions Manual PL- 400 Series Operating Instructions Manual PL- 400 SG Operating Instructions Manual SG-300 Service Manual SG-8WB Operating Instructions Manual SG-9 Operating Instructions Manual SG-90 Operating Instructions Manual SG-9800 Service Manual , Operating Instructions Manual SG-9R/G Operating Instructions Manual