Chapter 3 Maintaining the Server

Installing or Replacing Server Components

Figure 3-19 Removing and Replacing the Motherboard RTC Battery

1

FAN 1

 

DIMM L

 

 

 

DIMM G

 

 

 

 

 

 

 

 

 

DIMM M

 

 

 

DIMM H

 

 

 

 

 

 

 

FAN 2

 

CPU 3

 

 

CPU 2

FAN 3

 

DIMM K

 

 

DIMM F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DIMM J

 

 

 

DIMM E

 

 

 

 

 

 

 

 

 

FAN 4

 

DIMM R

 

 

DIMM C

 

 

 

 

 

 

 

 

DIMM S

 

 

 

DIMM D

 

 

 

 

 

 

 

FAN 5

 

CPU 4

 

 

CPU 1

 

 

 

 

 

 

 

 

FAN 6

 

DIMM P

 

 

DIMM B

 

 

 

 

 

 

 

 

DIMM N

 

 

 

DIMM A

 

 

 

 

 

 

 

PCle 7

PCle 6

PCle 5

PCle 4

PCle 3

PCle 2

PCle 1

334360

1

RTC battery socket on motherboard

2

Retaining clip (enlarged view)

 

 

The flat, positive (+) side of the battery faces

 

 

the clip.

 

 

 

 

Cisco UCS C420 Server Installation and Service Guide

3-34

OL-27640-01

Page 68
Image 68
Cisco Systems UCS C420 manual Removing and Replacing the Motherboard RTC Battery