Troubleshooting And Fru Identification; Problem Symptoms And Repair Actions - HP L1000 - 9000 - 0 MB RAM User Manual

Troubleshooting and FRU identification

Once you have determined the current system state, you must troubleshoot the system to determine what the
problem symptoms are and what repair actions to take.

Problem Symptoms and Repair Actions

Use this guide to assist you in repairing the system by matching the problem symptom with the appropriate
troubleshooting step.
Table 6-1 Problem Symptoms and Repair Actions
Problem or Problem
Symptom Indicators
No indication Front Panel
of Power LED
Housekeeping OFF when AC
voltage present is plugged into
when AC system.
connected and
power switch
in Standby
position.
Chapter 6
Normal
Functioning Troubleshooting Steps
Indicators
• Power switch
Off.
• Front Panel
POWER LED
should be
FLASHING to
indicate
presence of
Housekeeping
voltage.
• Power LED on
GSP board
should be lit
solid green.
Troubleshooting and FRU identification
1. AC must be present.
Check that PDU is
plugged in.
2. Ensure there are 2
working power
supplies (1 supply for
rp5400). The LED on
each supply should
be lit.
3. Check for Service
processor prompt
(CTRL B at console).
Troubleshooting
Potential FRUs
• No AC
present
• Power
Supplies
• Power
Converter
• System
Board
• Display
Board
87