v Follow the suggested actions in the order in which they are listed in the Action column until the problemis solved.v See Chapter 3, “Parts listing, Type 7978 and 1913 server,” on page 89 to determine which components areCRUs and which components are FRUs.v If an action step is preceded by “(Trained service technician only),” that step must be performed only by atrained service technician.Beep code Description Action2-3-2 Screen memory failed. (Trained service technician only) Replace thesystem board.2-3-3 Screen retrace failed. (Trained service technician only) Replace thesystem board.2-3-4 Search for video ROM failed. (Trained service technician only) Replace thesystem board.2-4-1 Video failed. (Trained service technician only) Replace thesystem board.2-4-4 Memory configuration error. 1. Make sure that the DIMMS are installed inthe correct configuration.2. Replace the following components one ata time, in the order shown, restarting theserver each time:a. Failing DIMMb. (Trained service technician only)System board3-1-1 Timer tick interrupt failed. (Trained service technician only) Replace thesystem board.3-1-2 Interval timer channel 2 failed. (Trained service technician only) Replace thesystem board.3-1-3 RAM test failed above address 0FFFFh. 1. Reseat the DIMMs.2. Replace the following components one ata time, in the order shown, restarting theserver each time:a. DIMMsb. (Trained service technician only)System board3-1-4 Time-of-day clock failed. 1. Reseat the system-board battery.2. Replace the following components one ata time, in the order shown, restarting theserver each time:a. System-board batteryb. (Trained service technician only)System board3-2-1 Serial port failed. (Trained service technician only) Replace thesystem board.22 IBM System x3550 Type 7978 and 1913: Problem Determination and Service Guide
