Lenovo ThinkCentre A58 User Manual - Page 83

Diagnostic error code 415-XXX-XXX Modem error FRU/Action Remove the Modem and re-test the system Beep symptoms Beep symptoms are tones or a series of tones separated by pauses (intervals without sound) during POST. The following tables describes beep symptoms. Beep symptom 2 short beeps CMOS setting error 1 long and 2 short beeps Monitor or video adapter card error 1 long and 3 short beeps Keyboard error 1 long and 9 short beeps BIOS ROM error Continuos long beeps DRAM memory error FRU/Action Perform the following actions in order. 1. Start the Setup Utility program and press F10 to Save and exit. See Chapter 6, "Using the Setup Utility program," on page 51. 2. Start the Setup Utility program and press F7 to load defaults and then press F10 to Save and exit. 3. Perform a Boot-block recovery. See "Recovering from a POST/BIOS update failure" on page 278. Perform the following actions in order. 1. Make sure the monitor is properly connected to the computer. 2. Replace the video adapter card (if present). 3. Replace the system board. Perform the following actions in order. 1. Make sure the keyboard is properly connected to the keyboard connector. 2. Replace the keyboard. 3. Replace the system board. Perform the following actions in order. 1. Start the Setup Utility program and press F7 to load defaults and then press F10 to Save and exit. See Chapter 6, "Using the Setup Utility program," on page 51. 2. Perform a Boot-block recovery. See "Recovering from a POST/BIOS update failure" on page 278. 3. Replace the system board. Perform the following actions in order. 1. Make sure the memory module(s) are properly seated in the connector(s). 2. Replace the memory module(s). 3. Replace the system board. Chapter 7. Symptom-to-FRU index 77