IBM 8658 User Guide - Page 138
Information, panel, system, error
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UPC - 087944602644
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No Beep Symptom FRU/Action No ac power (Power supply ac LED is off) 1. Check the power cord. 2. Power Supply (If two are installed, swap them to determine if one is defective.) 3. Power Backplane 4. Hot-Swap Power AC Inlet Box No beep and no video 1. See "Undetermined Problems" on page 145 System will not 1. See"Power supply LED errors" on page 134 power-up (Power supply ac LED is on) Information panel system error LED The system error LED is turned on when an error is detected. If the system error LED is on, remove the cover and check the diagnostic panel LEDs (found in the upper right corner of the processor). The following is a complete list of diagnostic panel LEDs followed by the FRU/Action for correcting the problem. Note: If a diagnostic panel LED is on and the information LED panel system error LED is off, there is probably an LED problem. Run LED diagnostics. Notes: 1. To locate the LEDs on the system board see "System board layout" on page 41. 2. Check the System Error Log for additional information before replacing a FRU. 3. The DIMM error LEDs, processor error LEDs, and VRM error LEDs turn off when the system is powered down. Diagnostic Panel LED FRU/Action All LEDs off (Check 1. System Error Log is 75% full; clear the log. System Error Log for error condition, then clear System Error Log when the problem is found.) 2. PFA alert; check Netfinity log for failure; clear PFA alert; remove AC power for at least 20 seconds, reconnect, then power up system. 3. Run Information Panel diagnostics. CPU LED on (The LED next to the failing CPU should be on.) 1. Processor 1 or 2. 2. System Board. VRM LED on (The LED next to the failing VRM should be on.) 1. Voltage regulator module indicated by the VRM LED on the system board that is turned on. 2. Processor indicated by the Processor LED. 3. System Board. DASD1 LED on (The LED 1. Be sure the fans are operating correctly and the air flow located next to the drive is good. bay that the failing drive is installed in will be turned on. Check amber drive LED 2. Failing drive. SCSI channel A has failed (This is the SCSI channel for the hot-swap hard disk drives). for failing hard drive.) 3. SCSI Backplane. 128 : Netfinity 5100 Type 8658 Models 11Y, 21Y, 31Y, 41Y, 51Y, 1RY, 2RY, 3RY, 4RY, 5RY
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