director 2/64 service manual

director 2/64 service manual 4–31

FRU Removal and Replacement

10. Remove both fan modules (RRP: Redundant Fan Module on page 4–23).

11. Remove both SBAR assemblies (RRP: Redundant SBAR Assembly on page

4–20).

12. Remove the power module assembly (RRP: Power Module Assembly on page

4–26).

13. The backplane (1) is secured to the director chassis with 11 panhead Phillips

screws, as shown in Figure 4–11.

Figure 4–11: Backplane removal and replacement

Remove the backplane:

a. Using a standard Phillips screwdriver, loosen and remove ten of the 11 screws

that secure the backplane to the chassis. Loosen the screws alternately from bottom

to top and from side to side. Leave one of the top center screws in place until

ready to remove the backplane.

b. While holding the backplane in place, loosen and remove the top center screw.

c. Tilt the top of the backplane away from the director chassis.

d. Remove the backplane (PWA and frame as one FRU) from the chassis. Place

the backplane in an antistatic bag to provide ESD protection.

SHR-2307