Removing The Battery; Installing The Battery; Servicing The Motherboard Assembly - Sun Microsystems Sun Fire X4450 Service Manual

4.7.1

Removing the Battery

1. Remove PCIe riser 2 (contains PCIe slots 2 and 5 which are furthest from the
power supply).
See
See
2. Using a small (No. 1 flat-blade) screwdriver, press the latch and remove the
battery from the motherboard.
4.7.2

Installing the Battery

1. Unpackage the replacement battery.
2. Press the new battery into the motherboard.
Install the positive side (+) facing upward, away from the motherboard.
3. Install PCIe risers 2 and 5.
See
4. Use the ILOM NTP command to set the day and time.
See the Integrated Lights Out Management Guide.
4.8

Servicing the Motherboard Assembly

You must remove the motherboard assembly to access the following components:
Power distribution board
■
Paddle card
■
Note – FRU: This field-replaceable unit should be replaced only by qualified service
technicians. Contact your Sun Service representative for assistance.
Caution – Ensure that all power is removed from the server before removing or
installing the motherboard assembly. You must disconnect the power cables from the
system before performing this procedure.
Section 4.5.1, "Removing a PCIe Riser" on page
Section 4.6.1, "Sun Fire X4450 PCIe Card Guidelines" on page
Section 4.5.2, "Installing a PCIe Riser" on page
4-20.
4-21.
Chapter 4 Servicing Motherboard Components
4-23.
4-29