Contents 
Expansion Board......................................................................................................................................2-28 
Memory Module Guidelines ....................................................................................................................2-30 
Memory Modules.....................................................................................................................................2-31 
Processors and Processor Power Modules ...............................................................................................2-32 
Processor ...........................................................................................................................................2-33 
Processor Power Module...................................................................................................................2-36 
System Board...........................................................................................................................................2-37 
Re-entering the Server Serial Number .....................................................................................................2-38 
System Battery.........................................................................................................................................2-39 
System Board Battery........................................................................................................................2-39 
Power Supply...........................................................................................................................................2-41 
Power Supply Backplane Board ..............................................................................................................2-42 
Feet (Tower Model Only) ........................................................................................................................2-43 
Chapter 3 
Diagnostic Tools 
Diagnostic Tools Utility Overview............................................................................................................3-1 
For More Information ................................................................................................................................3-4 
Chapter 4 
Connectors, Switches, and LEDs 
Connectors and Components .....................................................................................................................4-2 
Rear Panel Components ......................................................................................................................4-2 
System Board Components .................................................................................................................4-3 
Switches .....................................................................................................................................................4-4 
System Configuration Switch Settings................................................................................................4-4 
Resetting System Configuration Settings............................................................................................4-6 
LEDs ..........................................................................................................................................................4-7 
Power Button, System Status LEDs, and Unit Identification Button..................................................4-8 
System Board LEDs.................................................................................................................................4-11 
Hot-Plug Hard Drive LEDs...............................................................................................................4-13 
Network Interface Controller LEDs ..................................................................................................4-16 
Chapter 5 
Physical and Operating Specifications 
System Unit................................................................................................................................................5-2 
Rack Server System Unit ...........................................................................................................................5-3 
Memory......................................................................................................................................................5-4 
1.44-MB Diskette Drive.............................................................................................................................5-4 
IDE CD-ROM Drive..................................................................................................................................5-5 
Wide Ultra3 SCSI Hot-Plug Hard Drives ..................................................................................................5-6 
Integrated NC7760 Gigabit Server Auto-switching NIC...........................................................................5-6 
Integrated Dual Channel Wide Ultra3 SCSI Adapter ................................................................................5-7 
Remote Insight Lights-Out Edition II Option Board .................................................................................5-8 
Index 
 
iv  HP ProLiant ML350 Generation 3 Server Maintenance and Service Guide