Oracle SPARC T8-4, Service Manual

Page: 59 / 204

Determine Which Processor Module Is Faulty
No. LED Icon Description
2 OK (green) Indicates if the processor module is available for
use.
■ On – The server is running and the processor
module is functioning correctly.
■ Off – The server is powered down and the
processor module is in standby mode.
Related Information
■
“Processor Module Components” on page 18
■
“Server Upgrade Process” on page 56
■
“Determine Which Processor Module Is Faulty” on page 59
■
“Remove a Processor Module or Processor Filler Module” on page 60
■
“Install a Processor Module or Processor Filler Module” on page 63
■
“Verify a Processor Module” on page 67
Determine Which Processor Module Is Faulty
The following LEDs are lit when a processor module fault is detected:
■
Front and rear System Fault (Service Required) LEDs
■
Service Required LED on the faulty processor module
1.
Determine if the Service Required LEDs are illuminated on the front panel or the
rear I/O module.
See “Interpreting LEDs” on page 27 .
2. From the front of the server, check the processor module LEDs to identify which
processor module needs to be replaced.
See “Processor Module LEDs” on page 58 . The amber Service Required LED is lit on the
processor module that needs to be replaced.
3. Remove the faulty processor module.
See “Remove a Processor Module or Processor Filler Module” on page 60 .
Related Information
■
“Processor Module Components” on page 18
Servicing Processor Modules 59