HP ProLiant DL388e HP ProLiant DL388e Gen8 Server User Guide - Page 16
FBWC module LED definitions
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FBWC module LED definitions The FBWC module has three single-color LEDs (one amber and two green). The LEDs on the cache module installed on a storage controller are duplicated on the reverse side of the module to facilitate status viewing. • Cache module installed on a storage controller • Cache module installed on the system board 1 - Amber Off Off Off Off Off Off Off 2 - Green 3 - Green Interpretation Off Off The cache module is not powered. Flashing 0.5 Hz Flashing 0.5 Hz The cache microcontroller is executing from within its boot loader and receiving new flash code from the host controller. Flashing 1 Hz Flashing 1 Hz The cache module is powering up, and the capacitor pack is charging. Off Flashing 1 Hz The cache module is idle, and the capacitor pack is charging. Off On The cache module is idle, and the capacitor pack is charged. On On The cache module is idle, the capacitor pack is charged, and the cache contains data that has not yet been written to the drives. Flashing 1 Hz Off A backup is in progress. Component identification 16
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