69EBefore Reading This ManualThank you for your purchasing the 19-inch rack. This manual provides basic information onhandling the 19-inch rack Model 1740 ("this product") and optional products.Before using this product, read this manual and the "User's Guide" supplied with the server to ensurethe correct use of this product.December 2008RemarksWarning DescriptionsVarious symbols are used throughout this manual. These are provided to emphasize important pointsfor your safety and that of others. The symbols and their meanings are as follows. Make sure to fullyunderstand these before reading this manual.For Your SafetyThis manual contains important information, required to operate this product safely.Thoroughly review the information in this manual before using this product. Especially note the points under "Safety",and only operate this product with a complete understanding of the material provided.This manual should be kept in an easy-to-access location for quick reference when using this product.High SafetyThe Products are designed, developed and manufactured as contemplated or general use, including without limitation,general office use, personal use, household use, and ordinary industrial use, but are not designed, developed andmanufactured as contemplated for use accompanying fatal risks or dangers that, unless extremely high safety is secured,could lead directly to death, personal injury, severe physical damage, or other loss (hereinafter "High Safety RequiredUse"), including without limitation, nuclear reaction control in nuclear facility, aircraft flight control, air traffic control,mass transport control, medical life support system, missile launch control in weapon system. You shall not use thisProduct without securing the sufficient safety required for the High Safety Required Use. If you wish to use this Productfor High Safety Required Use, please consult with our sales representatives in charge before such use.WARNING Ignoring this symbol could be potentially lethal.CAUTION Ignoring this symbol may lead to injury and/or damage this product.