Dell PowerEdge 4300 Dell PowerEdge 4300 Systems Installation and Troubleshooti - Page 106

For the three-fan assembly for the hard-disk drives

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1. Remove the computer cover. See "Removing the Computer Cover" found earlier in this chapter. 2. Check the fan cable connections as follows: For the two-fan assembly for the system board, check the connections between the fan connectors and the extension cables extending from the system board. For the three-fan assembly for the hard-disk drives, remove the assembly and reinstall it, making sure that the electrical connector is fully seated. Do the fans operate properly? Yes. You have fixed the problem. No. Replace the defective fan or fan assembly as described in the following subsections. Follow these steps to replace a defective cooling fan in the two-fan assembly for the system board. NOTE: You can perform the following procedure with the system turned on or off. 1. Remove the computer cover. See "Removing the Computer Cover" found earlier in this chapter. 2. Identify the defective cooling fan in the assembly. Before removing the fan, note the direction of the airflow. 3. Disconnect the cooling fan's power cable from the FAN1 or FAN2 connector on the system board. 4. Remove the faulty cooling fan from the fan assembly by releasing the two fan retention tabs on the assembly (see Figure 7-10). 7-18 Dell PowerEdge 4300 Systems Installation and Troubleshooting Guide

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7-18
Dell PowerEdge 4300 Systems Installation and Troubleshooting Guide
&$87,21±²6HH²º3URWHFWLQJ²$JDLQVW²(OHFWURVWDWLF²’LVFKDUJHΜ²LQ²WKH²VDIHW\²
LQVWUXFWLRQV²DW²WKH²IURQW²RI²WKLV²JXLGH³
1.
Remove the computer cover.
See “Removing the Computer Cover” found earlier in this chapter.
2.
Check the fan cable connections as follows:
²
For the two-fan assembly for the system board
, check the connections
between the fan connectors and the extension cables extending from the
system board.
²
For the three-fan assembly for the hard-disk drives
, remove the assembly
and reinstall it, making sure that the electrical connector is fully seated.
Do the fans operate properly?
Yes.
You have fixed the problem.
No.
Replace the defective fan or fan assembly as described in the following
subsections.
5HSODFLQJ±D±)DQ±LQ±WKH±7ZR¶)DQ±$VVHPEO\
Follow these steps to replace a defective cooling fan in the two-fan assembly for the
system board.
NOTE: You can perform the following procedure with the system turned on or off.
&$87,21±²6HH²º3URWHFWLQJ²$JDLQVW²(OHFWURVWDWLF²’LVFKDUJHΜ²LQ²WKH²VDIHW\²
LQVWUXFWLRQV²DW²WKH²IURQW²RI²WKLV²JXLGH³
1.
Remove the computer cover.
See “Removing the Computer Cover” found earlier in this chapter.
2.
Identify the defective cooling fan in the assembly.
Before removing the fan, note the direction of the airflow.
3.
Disconnect the cooling fan’s power cable from the FAN1 or FAN2 connector on
the system board.
4.
Remove the faulty cooling fan from the fan assembly by releasing the two fan
retention tabs on the assembly (see Figure 7-10).