H3C Technologies H3C S7500E Series Switches - Manual (Page 69)

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Replacing a fan tray for other models
Removing a fan tray
1. Prepare an antistatic mat to place the removed fan tray.
2. Wear an ESD wrist strap and make sure it has a good skin contact and is reliably grounded. For
more information, see "Installing FRUs."
3. Use a screwdriver to remove the captive screw on the fan tray, as shown by callout 1 in Figure 53 .
4. As shown by callout 2 in Figure 53 , hold the handle of the fan tray to pull the fan tray out of the
slot.
5. Put the removed fan tray on an antistatic mat or its original shipping materials.
Figure 53 Removing a fan tray from other models
Installing a fan tray
1. Wear an ESD wrist strap and make sure it has a good skin contact and is reliably grounded. For
more information, see "Installing FRUs."
2. Unpack a new fan tray and insert it into the fan tray slot along the slide rails. Push the fan tray in
the slot until it has a close contact with the backplane.
3. Use a screwdriver to fasten the captive screw on the fan tray.
4. Examine the FAN LEDs on the MPU of the switch. If the OK LED is on, the fan tray is installed
successfully. For more information about the FAN LEDs, see "Appendix C LEDs."
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