Component-Specific Leds - Oracle SPARC M8 Service Manual

Component-Specific LEDs

This table lists component-specific fault LEDs that light when the component requires service.
You can use these LEDs to help locate a component that the fmadm faulty command reports as
faulty. Where indicated, these components also display blue Ready to Remove LEDs that must
light before you can remove the component.
Component LEDs might not be lit when the component is faulty. Rely on software to
Note -
determine if a component is faulty. See
Component
Battery
CMIOUs
DIMMs
eUSB disks
Fan modules
PCIe cards/carriers
PDECBs
Power supplies
SPs
Switch units
Related Information
"Servicing CMIOUs" on page 83
■
"Servicing DIMMs" on page 105
■
"Servicing Fan Modules (CMIOU Chassis)" on page 179
■
"Servicing Fan Modules (Switch Chassis)" on page 183
■
"Servicing PCIe Cards" on page 141
■
"Servicing Power Supplies" on page 165
■
"Servicing SPs" on page 117
■
"Checking for Faults" on page
LEDs That Indicate Service Is Required and Allowed
LED on SP or SPP containing it
■ CMIOU Service Required LED
■ Blue Ready to Remove LED
■ CMIOU Service Required LED on CMIOU containing faulted DIMM
■ DIMM Fault Remind LED, visible only when the CMIOU cover is removed and the
DIMM fault remind button is pressed
CMIOU Service Required LED on CMIOU containing eUSB disk
Fan Service Required LED on faulted fan
PCIe Fault LED on PCIe carrier
ECB Fault LED on the CMIOU or switch chassis that contains the faulty PDECB
PS Service Required LED on faulted power supply
■ SP Service Required LED on faulted SP
■ Blue Ready to Remove LED
■ Switch Unit Service Required LED
■ Blue Ready to Remove LED
Interpreting LEDs
35.
Detecting and Managing Faults 45