Disk Drive AcclimationIf you bring a disk drive module into the operating environment from an environmentwhere the temperature is outside the specified operating range (see “Environment (Models010 and 020)” or “Environment (Models 500 and 600)” on page 1-34), allow the disk drivemodule time to acclimate to the operating environment. Remove the disk drive modulefrom any shipping packaging, but leave it in its sealed plastic bag (if present) to preventcondensation forming.Chapter 1. Reference Information 1-35

IBM 7133 Series Service Manual