HP Xw8400 - Workstation - 4 GB RAM - Page 5

Password security ............................................................................................ 39
Establishing a setup password in the Computer Setup (F10)
Utility ................................................................................................. 39
Establishing a power-on password in the Computer Setup (F10)
Utility ................................................................................................. 40
Entering a power-on password ......................................................... 40
Entering a setup password ............................................................... 41
Changing a power-on or setup password ......................................... 41
Deleting a power-on or setup password ............................................................ 42
National keyboard delimiter characters ............................................ 42
Clearing passwords .......................................................................... 42
Hood sensor (Smart Cover Sensor) ................................................................. 43
Setting the hood sensor protection level ......................................... 43
Cable lock provision (optional) .......................................................................... 43
Security lock (optional) ...................................................................................... 43
Universal chassis clamp lock (optional) ............................................................ 43
Access panel key lock ....................................................................................... 43
Fault notification and recovery ........................................................................................... 44
Drive Protection System .................................................................................... 44
ECC fault prediction and pre-failure warranty ................................................... 44
Thermal sensor ................................................................................................ 44
4 Removal and replacement procedures
Observe warnings and cautions ......................................................................................................... 45
Service considerations ....................................................................................................................... 46
Read cautions, warnings, and safety precautions ............................................................. 46
Electrostatic discharge information .................................................................................... 46
Generating static ............................................................................................... 47
Preventing electrostatic damage to equipment ................................................. 47
Personal grounding methods and equipment .................................................. 47
Grounding the work area ................................................................................... 48
Recommended materials and equipment ......................................................... 48
Required tools and software .............................................................................................. 49
Screws ............................................................................................................................... 49
Special handling of components ........................................................................................ 49
Cables and connectors .................................................................................... 49
Hard drives ....................................................................................................... 49
Lithium coin cell battery .................................................................................... 49
Customer Self Repair ......................................................................................................................... 50
Pre-disassembly procedures .............................................................................................................. 50
System board components ................................................................................................................. 51
System board architecture ................................................................................................ 52
Removing and replacing components ................................................................................................ 52
Disassembly order ............................................................................................................ 54
ENWW v