Cisco UCS C22 - Service Headers and BIOS Recovery

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Cisco UCS C22 Server Installation and Service Guide
OL-26646-01
Chapter 2 Installing the Server
Service Headers and Jumpers
Service Headers and Jumpers
This section includes the following topics:
• Header Location on the Motherboard, page 2-14
• Using the BIOS Recovery Header CN34, page 2-15
Header Location on the Motherboard
See Figure 2-5. The header is shown in red on the motherboard, with PCIe riser 2 removed. The header
pins are shown in the magnified view.
Figure 2-5 Service Header Locations
1 CN34 BIOS Recovery –
PCIe 1
SYS FAN2SYS FAN2
SYS FAN3SYS FAN3
SYS FAN4SYS FAN4
SYS FAN5SYS FAN5
SYS FAN6SYS FAN6
SYS FAN1
SYS FAN2
SYS FAN3
SYS FAN4
CPU 1
CPU 2
SYS FAN5
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2
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1
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