Appendix A. IBM Standard Symbols801503800504In Plan Views:In Cabling Schematics:Hinged CoversPower cords are supplied in 4.2 m (14 ft) lengthsunless otherwise noted on the specification page.The length is measured from the symbol or .Cable Entry and Exit Area in thebase of the machine. Locatingdimensions are measured fromthe edge of the frame, not thecover. This does not indicate thefloor cutout.Power Cord exit, 50/60 HzPower Cord exit, 400 HzSwinging GateOptional equipment outlineCustomer EngineerIndicator PanelIndicates a cable groupcoming from a machineIndicates a cable groupgoing to a machineStandard equipment outline(shows the machine with covers closed)Cable Exit Area, recommendedLegsNon-raised floor cable exitMeter locationUnit Emergency SwitchSingleBifoldOffset Bifold(Withoutfeature)Service Area Boundary(Service clearances are measuredfrom the machine with covers closed)CastersLocating dimensions are measuredfrom the edge of the frame, not the cover.Locating dimensions are measuredfrom the edge of the frame, not the cover.Leveling pads or glides(90 mm [3 1/2 in] typical diameter)Figure A-1. IBM Standard SymbolsLevel 04a, June 21, 2004© Copyright IBM Corp. 2002, 2004 A-1