13-1
CHAPTER
13
Motherboard Unit Replacement
This chapter describes how to remove and replace the motherboard. The information
is organized into the following topic:
■ Section 13.1, “Motherboard Unit Replacement” on page 13-1
■ Section 13.2, “DC-DC Converter Replacement” on page 13-12
■ Section 13.3, “Motherboard Unit Upgrade” on page 13-19
13.1 Motherboard Unit Replacement
The motherboard unit (MBU) is a cold replacement component. This means the entire
server must be powered off and the power cords disconnected to replace the
motherboard unit.