Chapter 4 Servicing Motherboard Components 4-29
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 Section 4.5.1, “Removing a PCIe Riser” on page 4-20.
See Section 4.6.1, “Sun Fire X4450 PCIe Card Guidelines” on page 4-23.
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 Section 4.5.2, “Installing a PCIe Riser” on page 4-21.
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.
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