Troubleshooting
Understanding the Diag LEDs
Chapter 11
222
●
YYR
The hard disk drive fan is not
functioning. This fan is located
behind the hard disk drive cage.
The sensor reads the state of the fan
that is connected to the “hard disk
drive fan” power connector on the
system board, regardless of which fan
is connected.
1. Reseat the fan’s power cable on the
system board.
2. Verify that the cabel leads to the
hard disk drive fan and replace the
fan as in “Hard Disk Drive Fan” on
page 197.
3. If you cannot verify that the cable
leads to the hard disk drive fan,
replace both the PCI and hard disk
drive fans as described in “Fan and
Speaker Assembly” on page 194
and in “Hard Disk Drive Fan” on
page 197.
●
Y
●
R
The turbo cooler fan for processor 1 is
not functioning.
1. Reseat the fan’s power cable to the
system board.
2. Replace the turbocooler as
described in “Processor” on page
177.
3. Replace the system board as
described in “System Board” on
page 186.
●●
RY
The rear system fan is not
functioning.
1. Reseat the fan’s power cable to the
system board.
2. Replace the fan.
3. Replace the system board as
described in “System Board” on
page 186.
Table 11-1
Diag LED Patterns (R = Red, Y = Yellow, G = Green,
●
= Off)
Pattern
Description
Possible Solutions
a
This manual downloaded from http://www.manualowl.com
Summary of Contents for Workstation x4000
Page 11: ...Chapter 1 11 1 System Overview This manual downloaded from http www manualowl com ...
Page 25: ...Chapter 2 25 2 System Board This manual downloaded from http www manualowl com ...
Page 43: ...Chapter 4 43 4 System BIOS and Resources This manual downloaded from http www manualowl com ...
Page 81: ...Chapter 6 81 6 Power Specifications This manual downloaded from http www manualowl com ...
Page 93: ...Chapter 7 93 7 Connector Pin Outs This manual downloaded from http www manualowl com ...
Page 121: ...Chapter 8 121 8 Mechanical Specifications This manual downloaded from http www manualowl com ...
Page 125: ...Chapter 9 125 9 Hardware Components This manual downloaded from http www manualowl com ...
Page 203: ...Chapter 11 203 11 Troubleshooting This manual downloaded from http www manualowl com ...
Page 231: ...Chapter 12 231 12 Contacting Support This manual downloaded from http www manualowl com ...