vi Sun Fire X4150 Server Service Manual • November 2009
4.7 Servicing Processors 4–27
▼ To Detect Processor Failure 28
4.7.1 Removing a Processor 4–29
▼ To Install a Processor FRU 30
▼ To Install an XOption Processor 33
4.8 Resetting Passwords and Clearing CMOS NVRAM 4–34
4.8.1 Overview 4–35
▼ To Reset a Service Processor Password From the BIOS Screen 35
▼ To Reset a BIOS Password Using a Jumper 35
▼ To Reset CMOS NVRAM Using a Jumper 36
4.9 Recovering from Corrupt Service Processor Software 4–37
5. Servicing Infrastructure Boards and Components 5–1
5.1 Servicing the Fan Power Boards 5–1
5.1.1 Removing a Fan Power Board 5–2
5.1.2 Installing a Fan Power Board 5–3
5.2 Servicing the Drives Cage 5–5
5.2.1 Removing the Drives Cage 5–5
5.2.2 Installing the Drives Cage 5–7
5.3 Servicing the Drives Backplane 5–9
5.3.1 Removing the Drives Backplane 5–9
5.3.2 Installing the Drives Backplane 5–10
5.4 Servicing the Front Control Panel Light Pipe Assembly 5–11
5.4.1 Removing the Front Control Panel Light Pipe Assembly 5–12
5.4.2 Installing the Front Control Panel Light Pipe Assembly 5–13
5.5 Servicing the Power Distribution Board (PDB) 5–13
5.5.1 Removing the Power Distribution Board 5–13
5.5.2 Installing the Power Distribution Board 5–15
5.6 Servicing the Paddle Card 5–16
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