Remove the CX-7 assembly

Follow instructions in this section to remove the CX-7 assembly. The procedure must be executed by a trained technician.

Procedure

1. Make preparation for this task.
   1. Remove the top cover. See Remove the top cover.
   2. Disconnect the cables that are connected to the CX-7 carrier board and the CX-7 mezz board.
      CAUTION

      • Hold the cable connector at 45 degree angle when inserting it into the port.
      • Have extremely precaution when reseating the connectors that have a 45 degree label on them as they are fragile and will get damage if not installed in the correct 45 degree angle.
        
        
      • There is a latch on the power cable connected to the power connector 2 on the CX-7 carrier board. Slightly press and hold the cable latch; then, disconnect the cable from the CX-7 carrier board.
        Figure 1. Power cable disconnection
        
        
2. Remove the CX-7 assembly.
   1. Loosen the thumbscrew that secures the CX-7 assembly to the front drive tray.
   2. Rotate the CX-7 carrier board handle up.
   3. Press down the rubber pad on the CX-7 carrier board handle so that the rubber pad is located underneath the front drive tray handle.
   4. Push the CX-7 carrier board handle toward the interposer card to disconnect the CX-7 assembly from the interposer card.
      Note

      Make sure the two retention clips are in the slots on the interposer card before pushing the CX-7 carrier board handle.
   5. Release the two retention clips from the slots on the interposer card; then, rotate the CX-7 carrier board handle down so that the rubber pad is facing up.
   6. Slightly slide the CX-7 assembly backward; then, hold the CX-7 carrier board handle and the CX-7 carrier board tab, and lift CX-7 assembly out from the chassis.
      Figure 2. CX-7 assembly removal
      
      

      
      
      

      1 CX-7 carrier board handle

      2 CX-7 carrier board tab