HP Integrity rx1600 Operation and Maintenance Guide

Chapter 6
Troubleshooting
Identifying and Diagnosing Hardware Problems
113
Faults
The following tables provide additional information about each specific fault associated with the various possible LED
lighting sequences when the system LED is red.
Table 6-10 Temperature Warnings
System
LED
LED 1 LED 2 LED 3 LED 4 Problem Solution
Flashing
Yello w
Red Green Green Red External air
temperature
too high
Make sure nothing is blocking the
system’s airflow and locate your
system in an air-conditioned room.
Table 6-11 Video Warnings
System
LED
LED 1 LED 2 LED 3 LED 4 Problem Solution
Flashing
Yello w
Off Red Red Off No video
adapter
present
Install a video adapter. See the
installation instructions shipped with
the video adapter.
Table 6-12 Power Supply Warnings
System
LED
LED 1 LED 2 LED 3 LED 4 Problem Solution
Flashing
Yello w
Green Red Off Red Power supply
fault
Check the power supply LED. Replace
the power supply.
Table 6-13 Unknown Faults
System
LED
LED 1 LED 2 LED 3 LED 4 Problem Solution
Flashing
Red
Red Red Red Red Unknown
fault.
View the SEL for additional
information. For further assistance,
contact your HP Support Engineer.
Table 6-14 Memory Faults
System
LED
LED 1 LED 2 LED 3 LED 4 Problem Solution
Flashing
Red
Red Green Off Off Mismatched
memory pairs.
Review the information on installing
memory in Chapter 4, “Installing
and Configuring.”
Flashing
Red
Off Off Off Green Fatal memory
error.
Replace memory.