
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