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Cisco UCS C220 M4 Server Installation and Service Guide
OL-32473-01
Chapter 3 Maintaining the Server
Service DIP Switches
Service DIP Switches
This section includes the following topics:
• DIP Switch Location on the Motherboard, page 3-51
• Using the BIOS Recovery DIP Switch, page 3-52
• Using the Clear Password DIP Switch, page 3-54
• Using the Clear CMOS DIP Switch, page 3-55
DIP Switch Location on the Motherboard
See Figure 3-30. The position of the block of DIP switches (SW6) is shown in red. In the magnified view,
all switches are shown in the default position.
• BIOS recovery—Switch 1.
• Clear password—Switch 2.
• Not used—Switch 3.
• Clear CMOS—Switch 4.
Figure 3-30 Service DIP Switches (SW6)
1 DIP switch block SW6 3 Clear password switch 2
2 BIOS recovery switch 1 4 Clear CMOS switch 4
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1
3
2
5678
1234
4