What Next; How To Remove The Motherboard; Before You Begin; What To Do - Sun Microsystems Fire V890 Service Manual

What Next

To reassemble the system, complete this task:
"How to Close a Side Door" on page 23
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How to Remove the Motherboard

Before You Begin

Complete these tasks:
"How to Power Off the System" on page 5
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"How to Open and Remove a Side Door" on page 21
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"How to Avoid Electrostatic Discharge" on page 26
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"How to Remove a CPU/Memory Board" on page 30
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"How to Remove the CPU/Memory Board Status Assembly" on page 61
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What to Do

1. Disconnect the CPU/Memory board status assembly cable (P35) from the
motherboard at connector P35 (LED).
2. Disconnect the motherboard power cable (P8) from the motherboard at connector
J4702 (Main Power).
3. Disconnect the motherboard power cable (P9) from the motherboard at connector
J4701 (48 Volt Power).
4. Disconnect the base backplane FC-AL cable (A and B) from the motherboard at
connectors A(FCALIN) and B(FCALOUT).
66 Sun Fire V890 Server Service Manual • October 2005