Quantum DXi6902, Руководство по обслуживанию на месте, Страница: 173 / 242

Chapter 3: DXi6902 FRU Removal and Replacement Procedures
Replacing the Node System Board
Quantum DXi6902 User’s Guide 149
a Heatsinks and processors (see Replacing the Processor and
Heatsink on page 133).
b Memory modules (see Replacing a Node Memory Module on
page 99).
c Network daughter card. (see Replacing the Network Daughter
Card on page 129).
2 Hold the touch points and lower the system board into the chassis
(see Figure 91 ).
Caution: Do not lift the system board assembly by grasping a
memory module, processor, or other components.
Caution: Take care not to damage the system identification
button while placing the system board into the chassis.
3 Push the system board toward the back of the chassis until the
board clicks into place.
4 Replace the following components:
a Cable retention bracket (see Removing and Installing the Cable
Retention Bracket on page 198).
b PCIe card holder (see Removing and Installing the PCIe Card
Holder on page 197).
c Integrated storage controller card (see Replacing the Integrated
Storage Controller on page 117).
d Expansion card risers (see Replacing an Expansion Card in Riser
1 on page 110 and Replacing an Expansion Card in Riser 2 or 3
on page 113).
e Cooling fan assembly (see Removing and Installing the Cooling
Fan Assembly on page 195).
f Power supplies (see Replacing a Node Power Supply on
page 91).
5 Reconnect all cables to the system board.