20-28 SPARC Enterprise M8000/M9000 Servers Service Manual • June 2010
c. Remove all six FAN units on the left side. (See Chapter 8) After the FAN
units are removed, mount the fan fixing brackets at their original locations,
and secure them temporarily.
d. Using a Phillips screwdriver, loosen the two thumb screws in the upper part
of the fan shelf.
e. While grasping the handle at the upper part of the fan shelf, pull out the
shelf carefully.
For FANBP_B, perform the following operations from the rear of the unit:
a. Remove all six FAN units on the right side. (See Chapter 8)
b. Using a Phillips screwdriver, loosen the two thumb screws in the upper part
of the fan shelf.
c. While grasping the handle at the upper part of the fan shelf, pull out the
shelf carefully.
9. Remove the FANBP to be replaced from the fan shelf. Although three types of
FANBPs and three types of fan shelves are used, the replacement procedures
for the BP are the same.
a. Using a Phillips screwdriver, loosen two thumb screws on each the left and
right sides of the FANBP (FANBP_A or FANBP_B in the M9000) or three
thumb screws in each the upper and lower parts of the FANBP (FANBP_C in
the M8000).
b. Remove the FANBP.