IBM 865811Y User Guide - Page 154
Temperature, related, system, shutdown, checkout, Built-In
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Message System shutoff due to ″X″ V under voltage (level-critical system shutoff due to ″X″ supply under voltage) System shutoff due to VRM ″X″ over voltage Action 1. Check power supply connectors 2. Replace power supply 3. Replace power backplane 1. Replace power supply 2. Replace power supply backplane Temperature related system shutdown Message Action System shutoff due to board over 1. Ensure system is being properly cooled, see temperature (level-critical; board is "Temperature checkout" on page 28. over temperature) 2. Replace board System shutoff due to CPU ″X″ over temperature (level-critical; CPU ″X″ is over temperature) 1. Ensure system is being properly cooled, see "Temperature checkout" on page 28. 2. Replace CPU ″X″ System shutoff due to CPU ″X″ under temperature (level-critical; CPU ″X″ is under temperature) 1. Ambient temperature must be within normal operating specifications (see "Features and specifications" on page 3.) System shutoff due to DASD 1. Ensure system is being properly cooled, see temperature (sensor X) "Temperature checkout" on page 28. (level-critical; DASD area reported temperature outside recommended operating range) System shutoff due to high ambient temperature (level-critical; high ambient temperature) 1. Ambient temperature must be within normal operating specifications (see "Features and specifications" on page 3.). System shutoff due to system board under temperature (level-critical; system board is under temperature) 1. Ambient temperature must be within normal operating specifications (see "Features and specifications" on page 3.). DASD checkout Message Hard drive ″X″ removal detected (level-critical; hard drive ″X″ has been removed) Action 1. Information only, take action as appropriate. Host Built-In Self Test (BIST) Message Host BIST fail (level-informational; host's built-in self test failed) Action 1. Reseat CPU 2. Reseat VRM 3. Replace CPU 144 : Netfinity 5100 Type 8658 Models 11Y, 21Y, 31Y, 41Y, 51Y, 1RY, 2RY, 3RY, 4RY, 5RY