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Replacing the T640 Quiet Upper Front Fan Tray

 

The upper front fan tray is located above the FPC card cage. Each quiet front fan tray weighs about 17.8 lb (8.1 kg). The fan trays are hot-insertable and hot-removable. The quiet upper and lower fan trays are not interchangeable with each other. The quiet upper front fan tray is labeled FAN-T-FTOP-S UPPER FANTRAY.

  1. Removing the T640 Quiet Upper Front Fan Tray

  2. Installing the T640 Quiet Upper Front Fan Tray

Removing the T640 Quiet Upper Front Fan Tray

To remove a quiet upper front fan tray (see Figure 1):

  1. Attach an electrostatic discharge (ESD) grounding strap to your wrist, and connect the strap to one of the ESD points on the chassis.
  2. Loosen the captive screws on the corners of the fan tray faceplate.
  3. Grasp both sides of the fan tray, and pull the fan tray out of the chassis approximately 1 to 3 inches. Warning

    To avoid injury, keep tools and your fingers away from the fans as you slide the fan tray out of the chassis. The fans might still be spinning.

  4. Press the two latches located on each side of the fan tray up to release the fan tray from the chassis.
  5. When the fans stop spinning, place one hand under the fan tray to support it and pull the fan tray completely out of the chassis.
Figure 1: Removing the Quiet Upper Front Fan Tray
Removing the Quiet Upper Front Fan Tray

Installing the T640 Quiet Upper Front Fan Tray

To install a quiet upper front fan tray (see Figure 2):

  1. Attach an electrostatic discharge (ESD) grounding strap to your wrist, and connect the strap to one of the ESD points on the chassis.
  2. Locate a quiet upper front fan tray labeled FAN-T-FTOP-S UPPER FANTRAY.
  3. Press the two latches located on each side of the quiet upper front fan tray up, and insert the fan tray straight into the upper front fan tray slot.
  4. Tighten the captive screws on each side of the fan tray faceplate to secure it in the chassis.
Figure 2: Installing the Quiet Upper Front Fan Tray
Installing the
Quiet Upper Front Fan Tray