IBM 86655RY Hardware Maintenance Manual - Page 12

YES. Schedule maintenance with the customer. Shut down all systems related to the cluster. Run storage test. NO. Go to step 2. 2. THE SYSTEM IS NOT PART OF A CLUSTER. • Power-off the computer and all external devices. • Check all cables and power cords. • Set all display controls to the middle position. • Power-on all external devices. • Power-on the computer. • Record any POST error messages displayed on the screen. If an error is displayed, look up the first error in the "POST error codes" on page 226. • Check the information LED panel System Error LED; if on, see "Diagnostic panel LEDs" on page 218. • Check the System Error Log. If an error was recorded by the system, see "Chapter . Symptom-to-FRU index," on page 215. • Start the Diagnostic Programs. See "Diagnostic programs and error messages" on page 24. • Check for the following responses: a. One beep. b. Readable instructions or the Main Menu. 3. DID YOU RECEIVE BOTH OF THE CORRECT RESPONSES? NO. Find the failure symptom in "Chapter . Symptom-to-FRU index," on page 215. YES. Run the Diagnostic Programs. If necessary, refer to "Diagnostic programs and error messages" on page 24. If you receive an error, go to "Chapter . Symptom-to-FRU index," on page 215. If the diagnostics completed successfully and you still suspect a problem, see "Undetermined problems" on page 241. 2 Hardware Maintenance Manual: Netfinity 7600 - Type 8665 Models 1RY, 2RY