BX924 S4 Upgrade and Maintenance Manual 49
Basic hardware procedures
Ê Open the server blade as described in section "Opening the server blade"
on page 55.
Ê Press the Indicate CSS button (1) to highlight defective components.
Component LEDs
I LEDs C to G are visible from the frontside. All other LEDs are only visible
if the server blade cover has been removed. In order to access memory
LEDs (B), the air cowls need to be removed (see section "Handling of
memory air cowls" on page 170).
Indicator Status Description
A
Mezzanine
card 1
off Mezzanine card 1 operational
orange on Mezzanine card 1 failure
B Memory
off memory module operational
orange on memory module failure
C Fabric 3/4
off Fabric 3/4 no link
green
flashing
Fabric 3/4 link active
green on Fabric 3/4 link established
D Fabric 2
off Fabric 2 no link
green
flashing
Fabric 2 link active
green on Fabric 2 link established
E Fabric 1
off Fabric 1 no link
green
flashing
Fabric 1 link active
green on Fabric 1 link established
F CSS
off System is ok
yellow
flashing
CSS error detected
yellow on Prefailure event detected
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