Juniper Networks ISG 2000 - Manuel (Page 49)

Replacing the Fan Module
NetScreen-ISG 2000 43
3. Insert the new fan module in the fan bay, then push it straight in.
4. Secure the fan module in place by pushing the fan lever flat against the front
panel.
Replacing the Fan Tray Filter
Before you replace the fan tray filter, make sure you have the following tools:
• Flashlight or other light source
• 18-inch wooden ruler
To replace the fan tray filter:
1. Remove the fan tray (See “Replacing the Fan Module” on page 42 ).
2. Pull the front edge of the filter from the Velcro backing.
3. Insert a wooden ruler between the filter and the chassis wall.
4. Push the wooden ruler towards the back of the chassis, gently lifting the filter as
you proceed.
5. Once the filter is separated from the Velcro backing, use your fingers to pull the
filter out of the fan tray slot.