Lenovo ThinkStation E30 Hardware Maintenance Manual - Page 67
Beep symptoms, POST error codes, Power-On Self-Test - series
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Diagnostic Error Code 305-000-XXX Monitor DDC Test Passed 305-250-XXX Monitor DDC self test failure 415-000-XXXModem Test Passed 415-XXX-XXX Modem error FRU/Action No action 1. Run the Setup Utility program to enable DDC. 2. Cable 3. Monitor 4. Video card 5. System board No 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 the POST. The following tables describes beep symptoms. Beep Symptom 3 short beeps and 1 long beep Memory not detected 2 short beeps Common POST Error FRU/Action 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. Indicates that an error has occurred during the POST. POST error codes Each time you Turn on the system, it performs a series of tests that check the operation of the system and some options. This series of tests is called the Power-On Self-Test, or POST. The POST does the following operations. • Checks some basic system-board operations • Checks the memory operation • Starts the video operation • Verifies that the boot drive is working If the POST detects a problem, an error message appears on the screen. A single problem can cause several error messages to appear. When you correct the cause of the first error message, the other error messages probably will not appear on the screen the next time you turn on the system. POST Error code 00CE 0211 POST Error message Description/Action Machine Type or Serial Number is INVALID This error message is displayed when the machine type or the serial number is invalid. Keyboard not found This error message is displayed when there is no keyboard detected. Chapter 8. Symptom-to-FRU Index 61