DS5000 Model 240 and DS5900 Generate Erroneous Data

This Field Change Order (FCO) identifies an issue where DS5000 Model 240 workstations/servers and DS5900 servers may produce erroneous data during double precision floating point calculations. To resolve this, affected CPU daughter cards (part number 54-20627-01 or 54-20627-02 below revision B01) must be replaced with module 54-20627-02 revision B01 or higher. The document includes detailed installation instructions, a visual locator for the CPU card on the motherboard, and charging information.