4-2 User’s GuideIf you wait too long and your operating system begins to load into memory, letthe system complete the load operation; then shut down the system and tryagain.NOTE: To ensure an orderly system shutdown, consult the documentation thataccompanied your operating system.You can also enter the System Setup program by responding to certain error mes-sages. See the section “Responding to Error Messages” found later in thischapter.NOTE: For Help using the System Setup program, press . If an error message appears on your monitor screen while the system is booting,make a note of the message. Then, before entering the System Setup program, referto “System Beep Codes” and “System Messages” in your Installation and Trouble-shooting Guide for an explanation of the message and suggestions for correcting anyerrors. (An exception to this routine: It is normal to receive an error message the firsttime you boot your system after installing a memory upgrade. In that situation, do notrefer to “System Beep Codes” and “System Messages.” Instead, follow the instruc-tions for performing a memory upgrade in “Adding Memory” in your Installation andTroubleshooting Guide.)If you are given an option of pressing either to continue or to run the Sys-tem Setup program, press the key. Table 4-1 lists the keys that you use to view or change information on the SystemSetup screens and to exit the program. Moves to the next field.Moves to the previous field.