EXM-31 Hardware ReferencePage 42 2Configuring the BIOS SetupOnce the EXM-31 is inserted into the carrier, turn the system on and boot it up. TheEXM configuration data in the EPC to which the EXM-31 is connected now must bemodified to recognize and enable the card and select from the available options.Invoke the BIOS setup function from the command line by pressing the CTRL-ALT-ESC keys simultaneously.Enabling the EXM moduleOnce in the setup program, a menu displays specifying which function keys areavailable for further configuration. Press the F2 function key to invoke the EXMmenu. The screen display resembles the figure below.ID OB1 OB2Slot 0 DC 00 001 DB C1 002 D0 07 DD3 DE 00 394 F5 05 005 DC F5 00Figure 1. EXM Setup Screen.The EXM Setup Screen displays the EXM configuration data (in hexadecimal) storedin nonvolatile memory which the EPC uses at power-up to recognize and configureeach installed EXM. An example of configuration data for the EXM-31 is shown inbold in slot 2. The displayed data shows SLOT, ID, OB1 and OB2. These aredefined as follows:SLOT indicates the slot in which the EXM is installed. See the diagrambelow to determine which EXM slot the EXM-31 occupies. Notethat dashed lines indicate EXM slots that may not be available onall systems.ID is a hard-wired ID value. Each EXM has a unique ID value.OB1/OB2 are two bytes of option information.