HP StorageWorks 4/16 HP StorageWorks DC and DC04 SAN Backbone Director Switche - Page 164
Monitoring power supply status, Table 32 CR4S-8 blade LED descriptions
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Table 32 describes the core switch blade LED patterns and the recommended actions for those patterns. Table 32 CR4S-8 blade LED descriptions LED pur- Color pose Status Recommended action Power Status LINK LED ATTN LED Steady green CP blade has valid power. No action required No light (LED is off) CP blade does not have incom- Ensure blade is firmly seated and has ing power. power. No light (LED is off) CP blade is either healthy or Verify that the power LED is on. does not have power. Steady amber CP blade is faulty or the switch Ensure blade is firmly seated and is still booting. switch has completed booting. If LED remains yellow, contact HP Slow-flashing amber (on 2 CP blade is not seated cor- seconds; then off 2 rectly or is faulty. seconds) Pull blade out and reseat it. If LED continues to flash, replace blade. Fast-flashing amber (on Environmental range ex1/2 second; then off 1/2 ceeded. second) Check for out-of-bounds environmental condition and correct it. No light (LED is off) No ICL or ICL cable present, but no connection. Ensure ICL cable is correctly installed. Steady green ICL connected No action required No light (LED is off) No ICL No action required Blinking amber Attention required Ensure ICL cable is correctly installed. Monitoring power supply status To determine power supply status: 1. Check the LED indicator on the power supply (see Figure 60). The LED patterns may temporarily change during POST and other diagnostic tests; for information about how to interpret the LED patterns, see Table 33. 164 Monitoring DC04 SAN Director system components