HP 9000 rp5400 Servers - Manual (Page 75)

Table 6-1 Problem Symptoms and Repair Actions (continued)
Potential FRUs Troubleshooting Steps Normal Functioning
Indicators Problem
Indicators Problem or
Symptom
• Core I/O
• Processors
• Processor Support
Modules
• Memory
• System Board
• Console
1. Check for red LED on
GSP. If lit red, the
problem is with the GSP.
2. Check that the console is
properly connected and
can communicate with the
Service Processor (CTRL
B should get you the SP
login prompt).
3. Check Service Processor
Error logs. Look for
entries related to:
• Processors
• Processor Support
Modules (known as
low voltage DC
supplies in chassis
codes. Also known as
power pods).
• Memory
4. Reduce to minimum
configuration and
troubleshoot from there.
• Flashing RUN LED.
• Forward progress
chassis codes.
• BCH Main Menu
prompt.
Front Panel RUN
LED is not
FLASHING.
There is no
forward progress
chassis codes at
the console.
There is no BCH
Main Menu
prompt at the
console.
No BCH Main
Menu prompt.
• Disk Drive
• Disk Media
Backplane
• LAN/SCSI Board
• I/O Backplane
1. Use BCH commands to
verify I/O and presence of
valid LIF devices.
2. Use BCH
"Warn"command to
determine if Boot is
disabled.
3. Check for IODC
tombstones.
4. Check SP chassis error
logs.
• Console messages
and prompt
indicating you are
at ISL.
Console
messages
indicating
problems
booting from the
primary or
alternate boot
path. Can't boot to ISL.
• Processor
• Disk Drive
• Disk Media
backplane
• LAN/SCSI
• Corrupt HP-UX
1. Check SP chassis error
logs.
2. Run ODE diagnostics.
• HP-UX boot
messages.
• HP-UX prompt.
• RUN LED on
SOLID.
HP-UX boot
error messages.
RUN LED
BLINKING.
Can't boot HP-UX.
Chassis Code to FRU Decode
This is a guide to identify failing FRUs from System Alerts and Error Chassis Logs. The guide
includes the following information:
• Cross-Referencing Chassis Log Errors to rp54xx FRUs
• Interpreting System Alerts
• Interpreting Service Processor Error Chassis Logs
There is a detailed interpretation of Chassis Logs and System Alerts in the Interpreting Chassis
Logs in Detail guide.
Chassis Code to FRU Decode 75