viii SPARC Enterprise M8000/M9000 Servers Service Manual • June 2010
4. FRU Removal Preparation 4–1
4.1 Types of Replacement Procedures 4–2
4.1.1 FRU Replacement 4–2
4.2 Active Replacement 4–3
4.2.1 Disconnecting a FRU from a Domain 4–3
4.2.1.1 Disconnecting a CMU/IOU 4–3
4.2.1.2 Disconnecting a PCI card 4–4
4.2.2 Disconnecting and Replacing a FRU 4–5
4.2.3 Configuring a FRU into a Domain 4–6
4.2.3.1 Configuring CMU/IOU 4–6
4.2.3.2 Configuring a PCI card 4–7
4.2.4 Confirming the Hardware 4–7
4.3 Hot Replacement 4–12
4.3.1 Disconnecting and Replacing a FRU 4–12
4.3.2 Confirming the Hardware 4–15
4.4 Cold Replacement 4–18
4.4.1 Powering the Server Off 4–18
4.4.2 Powering the Server On 4–19
4.4.2.1 From the Operator Panel 4–19
4.4.2.2 From the Maintenance Terminal 4–20
4.4.3 Confirming the Hardware 4–20
4.5 Power-On/Off of Main Line Switch 4–24
4.5.1 Types of Power Supply 4–24
4.5.1.1 AC Input Power 4–24
4.5.1.2 Power System 4–26
4.5.2 Power-On/Off Procedures of Main Line Switch 4–26
4.5.2.1 Power-On 4–27
4.5.2.2 Power-Off 4–27