Lenovo ThinkSystem SD650 Manual

Also see for 5468: Setup guide Quick start

SeverityCriticalServiceableAutomatically notify supportUser ActionComplete the following steps:1. If error is not de-asserted after several minutes, check all ten fans are installed.2. Reseat fan module one or two times. If error still persist, replace fan module.• 1A : FAN_Tach_6A: Fan sensor, failure event was asserted, reading value : %RPM (Threshold :1472RPM)Asserted when Fan tach reading is below threshold RPM.SeverityCriticalServiceableAutomatically notify supportUser ActionComplete the following steps:1. If error is not de-asserted after several minutes, check all ten fans are installed.2. Reseat fan module one or two times. If error still persist, replace fan module.• 1B : FAN_Tach_6B: Fan sensor, failure event was asserted, reading value : %RPM (Threshold :1472RPM)Asserted when Fan tach reading is below threshold RPM.SeverityCriticalServiceableAutomatically notify supportUser ActionComplete the following steps:1. If error is not de-asserted after several minutes, check all ten fans are installed.2. Reseat fan module one or two times. If error still persist, replace fan module.• 1C : FAN_Tach_7A: Fan sensor, failure event was asserted, reading value : %RPM (Threshold :1472RPM)Asserted when Fan tach reading is below threshold RPM.SeverityCriticalServiceableAutomatically notify supportUser ActionComplete the following steps:Chapter 5. FPC events 213