Service manual

RRP: Fan Module

5-31

Removal and Replacement Procedures (RRPs)

5. Two captive screws secure the fan module to the director chassis

(Figure 5-8). Using a standard flat-tip screwdriver, loosen the

captive screws.

Figure 5-8 Fan Module Removal and Replacement

6. Pullthemodulefromthedirector.Supportthefanmodulewith

one hand.

7. Placethefanmoduleinananti-staticbagtoprovideESD

protection.

Replacement To replace the fan module:

1. Remove the replacement fan module from its protective

anti-static bag.

2. Inspect the PWA on the underside of the fan module for bent or

broken connector pins that may have been damaged during

shipping.Ifanypinsaredamaged,obtainanewfanmodule.

3. Position the fan module at the rear of the director chassis

(Figure 5-8).Pushthemoduletowardthebackplanetoengagethe

connector pins. Support the fan module with one hand.

4. Using a standard flat-tip screwdriver, tighten the two captive

screws that secure the fan module to the director chassis.