Removing a GPU....................................................................................................................................................... 258
Installing a GPU......................................................................................................................................................... 260
Optional serial COM port.............................................................................................................................................. 266
Removing the serial COM port.............................................................................................................................. 266
Installing the serial COM port.................................................................................................................................267
Removing the VGA port.......................................................................................................................................... 269
Installing the VGA port.............................................................................................................................................270
Optional BOSS-N1 module............................................................................................................................................ 272
Removing the BOSS-N1 module............................................................................................................................ 275
Installing the BOSS-N1 module.............................................................................................................................. 278
System battery ...............................................................................................................................................................280
Replacing the system battery................................................................................................................................ 280
Optional internal USB card........................................................................................................................................... 282
Removing the internal USB card........................................................................................................................... 282
Installing the internal USB card............................................................................................................................. 283
Intrusion switch ..............................................................................................................................................................284
Optional OCP card..........................................................................................................................................................285
Removing the OCP card..........................................................................................................................................285
Installing the OCP card............................................................................................................................................ 287
Power supply unit........................................................................................................................................................... 288
Hot spare feature......................................................................................................................................................288
Removing a power supply unit................................................................................................................................291
Installing a power supply unit................................................................................................................................. 292
Trusted Platform Module.............................................................................................................................................. 293
Initializing TPM for users.........................................................................................................................................294
System board...................................................................................................................................................................295
Removing the system board...................................................................................................................................295
Installing the system board.....................................................................................................................................296
Manually update the Service Tag..........................................................................................................................298
LOM card and rear I/O board...................................................................................................................................... 298
Control panel.....................................................................................................................................................................301
6
Contents