7-2 MaintenanceCLEANINGClean the server on a regular basis to keep the server in a good shape.WARNINGObserve the following instructions to use the server safely. Failure to followthese instructions may result in death or serious personal injury. See pages1-3 to 1-8 for details. Do not disassemble, repair, or alter the server. Do not look into the CD-ROM drive. Do not remove the lithium battery. Disconnect the power plug before working with the server.CAUTIONObserve the following instructions to use the server safely. Failure to followthese instructions may cause a fire, personal injury, or property damage. Seepages 1-3 to 1-8 for details. Avoid installation in extreme temperature conditions. Make sure to complete board installation. Protect the unused connectors with the protective cap.