IBM 8649 Hardware Maintenance Manual - Page 125
error, messages, Power
UPC - 000435133427
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Note: See "System replaceable units" on page 122 to determine which components should be replaced by a field service technician. Message Action System board is under recommended temperature (level-warning; system board is under recommended temperature) Ambient temperature must be within normal operating specifications; see "Features and specifications" on page 3 System over temperature for CPU x (level-warning; CPU x reporting over temperature condition) Ensure system is being properly cooled; see "System reliability considerations" on page 33 System under recommended CPU x temperature (level-warning; system reporting under temperature condition for CPU x) Ambient temperature must be within normal operating specifications; see "Features and specifications" on page 3 Fan error messages Note: See "System replaceable units" on page 122 to determine which components should be replaced by a field service technician. Message Action Fan x failure (level-critical; fan x had a failure) 1. Check connections to fan x. 2. Replace fan x. Fan x fault (level-critical; fan x beyond recommended RPM range) 1. Check connections to fan x. 2. Replace fan x. Fan x outside recommended speed action Replace fan x. Power error messages Note: See "System replaceable units" on page 122 to determine which components should be replaced by a field service technician. Message Action Power supply x current share fault (level-critical; excessive current demand on power supply x) Replace power supply x. Power supply x DC good fault Replace power supply x. (level-critical; power good signal not detected for power supply x) Power supply x temperature fault Replace power supply x. Power supply x removed No action required - information only. Power supply x fan fault (level-critical; fan Replace power supply x. fault in power supply x) Power supply x 12 V fault (level-critical; overcurrent condition detected) See "Power checkout" on page 29 Power supply x 3.3 V fault (level-critical; 3.3 V power supply x had an error) See "Power checkout" on page 29 Power supply x 5 V fault (level-critical; 5 V See "Power checkout" on page 29 power supply x had an error) Chapter 6. Symptom-to-FRU index 115