IBM 88410EU User Manual - Page 149
built-in, fault, messages
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Host built-in self test (BIST) Note: See "System replaceable units" on page 144 to determine which components should be replaced by a field service technician. Message Action Host fail (level-informational; built-in self-test for the host failed) 1. Reseat the microprocessor. 2. Reseat the VRM. 3. Replace the microprocessor CPU. Bus fault messages Note: See "System replaceable units" on page 144 to determine which components should be replaced by a field service technician. Bus fault messages Action Failure reading 12C device. Check devices on bus 0. 1. If installed, reseat the I2C cable between Remote Supervisor Adapter and system board. 2. Memory DIMMs. 3. System board. Failure reading 12C device. Check devices on bus 1. 1. Reseat the I2C cable between the operator information panel and system board. 2. Operator information panel. 3. System board. Failure reading 12C device. Check devices on bus 2. 1. Reseat the cable between system board and the power supply (power cage assembly, if installed). 2. Power cage assembly, if installed. 3. Power supply. 4. System board. Failure reading 12C device. Check devices on bus 3. 1. Reseat the cable between the DASD backplane and connector of system board. 2. DASD backplane. 3. System board. Failure reading I2C device. Check device on bus 4. v System board Chapter 6. Symptom-to-FRU index 139