HP StorageWorks 4/16 HP StorageWorks DC and DC04 SAN Backbone Director Switche - Page 68

Monitoring power supply status, Table 11,

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Table 11 describes the core switch blade LED patterns and the recommended actions for those patterns. Table 11 CR 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 23). The LED patterns may temporarily change during POST and other diagnostic tests; for information about how to interpret the LED patterns, see Table 12. 68 Monitoring DC SAN Director system components

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Table 11
describes the core switch blade LED patterns and the recommended actions for those patterns.
Table 11 CR blade LED descriptions
Recommended action
Status
Color
LED pur-
pose
No action required
CP blade has valid power.
Steady green
Power
Ensure blade is firmly seated and has
power.
CP blade does not have incom-
ing power.
No light (LED is off)
Verify that the power LED is on.
CP blade is either healthy or
does not have power.
No light (LED is off)
Status
Ensure blade is firmly seated and
switch has completed booting. If LED
remains yellow, contact HP
CP blade is faulty or the switch
is still booting.
Steady amber
Pull blade out and reseat it. If LED
continues to flash, replace blade.
CP blade is not seated cor-
rectly or is faulty.
Slow-flashing amber (on 2
seconds; then off 2
seconds)
Check for out-of-bounds environment-
al condition and correct it.
Environmental range ex-
ceeded.
Fast-flashing amber (on
1/2 second; then off 1/2
second)
Ensure ICL cable is correctly installed.
No ICL or ICL cable present,
but no connection.
No light (LED is off)
LINK
LED
No action required
ICL connected
Steady green
No action required
No ICL
No light (LED is off)
ATTN
LED
Ensure ICL cable is correctly installed.
Attention required
Blinking amber
Monitoring power supply status
To determine power supply status:
1.
Check the LED indicator on the power supply (see
Figure 23
). The LED patterns may temporarily
change during POST and other diagnostic tests; for information about how to interpret the LED
patterns, see
Table 12
.
Monitoring DC SAN Director system components
68