HP 70 MSA7X Series Enclosure Midplane Replacement Instructions (436512-001, Fe - Page 3

b. Use a finger to slide out and remove the board from the chassis (2). 4. Remove the I/O module by squeezing the lever (1) and rotating down (2), and then sliding the I/O module out of the chassis (3). 9. Remove the riser board by loosening the thumbscrew (1) and lifting the board out of the chassis (2). 5. Remove the I/O module blank as you did the I/O module. 6. Extend or remove the storage enclosure from the rack in which it may be installed: a. Loosen the front panel thumbscrews that secure the enclosure faceplate to the front of the rack. b. Disconnect the cabling and extend or remove the enclosure from the rack. 7. Remove the access panel: a. Lift the access panel latch (1). b. Slide the access panel to the rear (2). 10. Disconnect the cables (1 and 2) from the midplane. 8. Remove the 7-segment display board: a. Pull the pin out to release the board (1). 11. Lift the lever up to disengage the midplane from the backplane (1). 12. Tilt the midplane up and remove it from the chassis (2).