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Sun Blade X6275 Server Module Service Manual • September 2013
3.6
Servicing the System Battery (CRU)
Two Real-Time-Clock (RTC) system CR2032 batteries, one per compute node, are
located on the motherboard.
Note –
CRU
: This customer replaceable unit can be replaced by anyone.
3.6.1
Removing and Replacing the RTC Battery
1. Prepare the server module for service.
a. Power off both server module compute nodes.
See
Section 2.4, “Powering Off the Server Module” on page 2-4
.
b. Remove the server module from the Sun Blade chassis. Place it on a flat
surface.
See
Section 2.5, “Removing the Server Module From the Sun Blade Chassis” on
page 2-7
.
c. Attach an antistatic wrist strap.
See
Section 2.6, “Performing Electrostatic Discharge and Antistatic Prevention
Measures” on page 2-9
.
d. Remove the server module top cover.
See
Section 2.7, “Removing the Server Module Top Cover” on page 2-11
.
2. Remove the battery by gently pulling the clip away from the edge of the battery
and lifting the battery straight up. See
FIGURE 3-14
[1], [2].
3. Insert the battery by pressing the battery straight down and gently pushing the
clip towards the edge of the battery. See
FIGURE 3-14
[3], [4].
Install the new battery in the holder with the same orientation (polarity) as the
battery that you removed.
The positive polarity, marked with a “+” symbol, faces outward.
4. Clear the CMOS NVRAM.
The BIOS settings revert to the default settings.
See
Section 3.7, “Resetting Passwords and Clearing CMOS NVRAM” on page 3-33
.
5. Return the server module to operation.
Summary of Contents for Sun Blade X6275
Page 1: ...Sun Blade X6275 Server Module Service Manual Part No Part No 820 6849 16 September 2013 Rev A ...
Page 26: ...1 16 Sun Blade X6275 Server Module Service Manual September 2013 ...
Page 47: ...Chapter 3 Servicing Server Module Components 3 7 FIGURE 3 3 DIMM Numbering and Position ...
Page 61: ...Chapter 3 Servicing Server Module Components 3 21 FIGURE 3 11 Removing a Processor ...
Page 80: ...3 40 Sun Blade X6275 Server Module Service Manual September 2013 ...
Page 86: ...4 6 Sun Blade X6275 Server Module Service Manual September 2013 ...
Page 112: ...A 26 Sun Blade X6275 Server Module Service Manual September 2013 ...
Page 116: ...Index 4 Sun Blade X6275 Server Module Service Manual September 2013 ...