Chapter 2 Installing the Server

Service DIP Switch

Service DIP Switch

This server includes a DIP switch on the I/O riser that you can use to recover from a corrupted BIOS. This section includes the following topics:

DIP Switch Location on the I/O Riser, page 2-14

Using the BIOS Recovery DIP Switch, page 2-15

DIP Switch Location on the I/O Riser

The block of DIP switches is located on the I/O riser (see Figure 2-5). The default position for all switches is open (down).

The I/O riser is the removable card that includes the rear-panel serial and VGA connectors. See Figure 3-5for the location of the I/O riser in the server.

Figure 2-5 DIP Switches on I/O Riser

1

1 2 3 4 5 6 7 8

LOT 2

SLOT 1

S

 

1

334019

DIP switch 2 for BIOS recovery (shown in default open position)

 

Cisco UCS C420 Server Installation and Service Guide

2-14

OL-27640-01

Page 32
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Cisco Systems UCS C420 manual Service DIP Switch, DIP Switch Location on the I/O Riser