Removing the Auxiliary Fan Tray Assembly

1. Locate the auxiliary fan tray assembly at the back of the system.

   Viewed from the rear of the system, the auxiliary fan tray is on the upper left side of the chassis, in PCM slot 5 (slot 5 can contain either an auxiliary fan tray or a PCM).

2. Release the auxiliary fan tray from the system chassis by inserting a Phillips #1 screwdriver into each quarter-turn access slot and turning to the unlocked position. See Figure E-2.

   Figure E-2 Unlocking and Locking Quarter-Turn Access Slots

   
   

3. Pull the end of the extraction lever outward to release the auxiliary fan tray assembly from the centerplane. See Figure E-3.

   Figure E-3 Removing the Auxiliary Fan Tray

   
   

4. Slowly remove the auxiliary fan tray assembly from the chassis and set it aside.