HP Workstation x4000 hp workstation x4000 - Technical Reference manual - Windo - Page 222
HP Workstation x4000 Manual
![]() |
View all HP Workstation x4000 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 222 highlights
Troubleshooting Understanding the Diag LEDs Table 11-1 Diag LED Patterns (R = Red, Y = Yellow, G = Green, q = Off) Pattern qYYR qYqR qqRY Description 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. The turbo cooler fan for processor 1 is not functioning. The rear system fan is not functioning. Possible Solutionsa 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. 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. 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. 222 Chapter 11
![](/manual_guide/products/hewlettpackard-workstation-x4000-hp-workstation-x4000-technical-reference-manual-windows-linux-a6068ie001-e0601-1ad8c57/222.png)