Replacing The Base Function System Backplane In The 8247-42L, 8286-41A, Or 8286-42A - IBM Power System 8247-42L Manual

Figure 21. Removing the system backplane
Replacing the base function system backplane in the 8247-42L,
8286-41A, or 8286-42A
Learn how to replace the base function system backplane.
Note: It is recommended that a spare TIM and heat sink, part number 00E8868, be on hand when
replacing the system processor module into the replacement system backplane.
To complete this procedure, you must have removed the base function system backplane. For
instructions, see "Removing the base function system backplane from the 8247-42L, 8286-41A, or
8286-42A" on page 6.
To replace the system backplane, complete the following steps:
1. Ensure that you have the electrostatic discharge (ESD) wrist strap on and that the ESD clip is
connected to an unpainted metal surface. If not, do so now.
2. Install the system backplane.
a. Using the top guide rails towards the front of the replacement backplane (D), slide it in the
direction that is shown to install it in the chassis as is shown in Figure 22 on page 22.
b. Tighten the captive thumbscrew (C).
c. Using a Phillips screwdriver, install and tighten screw (A) that secures the backplane to the side
of the chassis.
21
System backplane