Tools And The Boot Process: A Summary; About Isolating Faults In The System; Table 2-3 Diagnostic Tool Availability; Table 2-4 Fru Coverage Of Fault Isolating Tools - Sun Microsystems Sun Fire V440 Diagnostics And Troubleshooting Manual

Tools and the Boot Process: A Summary

Different diagnostic tools are available to you at different stages of the boot process.
TABLE 2-3
Diagnostic Tool Availability
TABLE 2-3
Stage
Before the operating system
starts
After the operating system
starts
When the system is turned
off but standby power is
available

About Isolating Faults in the System

Each of the tools available for fault isolation discloses faults in different field-
replaceable units (FRUs). The row headings along the left of
in a Sun Fire V440 server. The available diagnostic tools are shown in column
headings across the top. A check mark in this table indicates that a fault in a
particular FRU can be isolated by a particular diagnostic.
TABLE 2-4
FRU
ALOM card
Connector board assembly
CPU/memory module
DIMMs
Disk drive
DVD-ROM drive
32 Sun Fire V440 Server Diagnostics and Troubleshooting Guide • July 2003
summarizes what tools are available to you and when they are available.
Fault Isolation
- LEDs
- POST
- OpenBoot
Diagnostics
- LEDs
–none–
FRU Coverage of Fault Isolating Tools
Available Diagnostic Tools
System Monitoring
- ALOM
- OpenBoot commands
- ALOM
- Sun Management Center
- Solaris info commands
- ALOM
LEDs
ALOM Enclosure On FRU
No coverage. See
TABLE 2-5
System Exercising
–none–
- SunVTS
- Hardware Diagnostic
Suite
–none–
list the FRUs
TABLE 2-4
OpenBoot
Diags POST
for fault isolation hints.