PrefaceivSafety InformationRead this important safety information section. Retain this manual for reference. Readthis section before servicing the product.CautionTo reduce the risk of electric shock, this server should only be servicedby qualified service personnel.RTC BatteryCautionDanger of explosion if battery is incorrectly replaced. Replace only withsame or equivalent type recommended by the manufacturer. Discardused batteries according to the manufacturer’s instructions.Power SupplyCautionThe power supplies in your system may produce high voltage and energyhazards, which can cause bodily harm. Unless you are instructedotherwise, only trained service technicians are authorized to remove thecovers and access any of the components inside the system.Power Supply CordCautionThis system may have more than one power supply cable. To reduce therisk of electrical shock, a trained service technician may need todisconnect all power supply cables before servicing the system.Laser Drive EquipmentThe optical transceiver module in this server is a laser Class 1 product.Ambient OperationThis equipment cannot be operated in an environment with an ambient temperaturegreater than 35 degrees centigrade.CautionBefore working on the rack, make sure that the stabilizers are secured tothe rack, extended to the floor, and that the full weight of the rack restson the floor. Install front and side stabilizers on a single rack or frontstabilizers for joined multiple racks before working on the rack.