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Cisco UCS C420 Server Installation and Service Guide
OL-27640-01
Chapter 1 Overview of the Cisco UCS C420 Server
Figure 1-2 shows the rear panel features of the server.
Figure 1-2 Rear Panel Features
1 Horizontal PCIe slot 1 on riser card
(full-height, half-length, x16, with NCSI)
9 Rear system fault LED
2 Power supply 1 10 VGA video connector
3 RS-232 serial connector 11 Optional RAID controller cards
(up to 2, supported in designated
PCIe slots 3 and 5)
4 PCIe slots 2 through 6 on motherboard
(five half-height, half-length, x8 slots).
PCIe slot 4 supports NCSI.
12 1-Gb Base-T LOM ports (four, RJ-45)
5 Horizontal PCIe slot 7 on riser card
(full-height, half-length, x16, with NCSI)
13 Rear identification button and LED
6 Power supply 2
7 USB 2.0 ports (three)
8 10/100/1000 dedicated management Ethernet
port (RJ-45)
3 42 6
127
10 139
PCle 2
PCle 4
PCle 3
PCle 5
PCle 6
PCle 1
PSU 1
PCle 7
PSU 2
1 5
8
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