x SPARC Enterprise M4000/M5000 Servers Service Manual • August 2009
7. Power Systems Replacement 7–1
7.1 Power Supply Unit Replacement 7–1
7.1.1 Accessing the Power Supply Unit 7–4
7.1.2 Removing the Power Supply Unit 7–4
7.1.3 Installing the Power Supply Unit 7–5
7.1.4 Securing the Server 7–5
8. I/O Unit Replacement 8–1
8.1 PCI Cassette Replacement 8–4
8.1.1 Accessing the PCI Cassette 8–5
8.1.2 Removing the PCI Cassette 8–5
8.1.3 Installing the PCI Cassette 8–6
8.1.4 Securing the Server 8–7
8.2 PCI Card Replacement 8–7
8.2.1 Removing the PCI Card 8–7
8.2.2 Installing the PCI Card 8–8
8.3 I/O Unit Replacement 8–10
8.3.1 Accessing the I/O Unit 8–10
8.3.2 Removing the I/O Unit 8–10
8.3.3 Installing the I/O Unit 8–11
8.3.4 Securing the Server 8–12
8.4 I/O Unit DC-DC Converter Replacement 8–12
8.4.1 Accessing the I/O Unit DC-DC Converter (DDC_A#0 or
DDC_B#0) 8–14
8.4.2 Removing the I/O Unit DC-DC Converter (DDC_A #0 or DDC_B
#0) 8–14
8.4.3 Installing the I/O Unit DC-DC Converter (DDC_A #0 or DDC_B
#0) 8–17
8.4.4 Securing the Server 8–21
8.4.5 Accessing the I/O Unit DC-DC Converter Riser 8–21