Lenovo H520e Desktop - Manual (Page 4)

Replacing the microprocessor . . . . . . . 83
Replacing the system board . . . . . . . 85
Replacing the primary hard disk drive . . . . 87
Replacing the front audio and USB
assembly . . . . . . . . . . . . . . .
89
Completing the parts replacement . . . . . 90
Chapter 10. FRU lists . . . . . . . . . 93
Chapter 11. Additional service
information . . . . . . . . . . . . . .
97
Security features . . . . . . . . . . . . . . 97
Hardware-controlled passwords . . . . . . 97
Operating system password . . . . . . . 97
Vital Product Data . . . . . . . . . . . 97
BIOS levels . . . . . . . . . . . . . . . . 97
Flash update procedures . . . . . . . . . . 97
Updating (flashing) the BIOS from a disc. . . 98
Updating (flashing) the BIOS from your
operating system . . . . . . . . . . . .
99
Recovering from a POST and BIOS update
failure . . . . . . . . . . . . . . . .
99
Power management . . . . . . . . . . . . 100
Advanced Configuration and Power Interface
(ACPI) BIOS . . . . . . . . . . . . . .
100
Automatic Power-on features . . . . . . . 100
Appendix A. Notices . . . . . . . . . 101
Television output notice . . . . . . . . . . . 102
European conformance CE mark . . . . . . . 102
Trademarks . . . . . . . . . . . . . . . . 102
Index. . . . . . . . . . . . . . . . . 103
ii Lenovo H520e Hardware Maintenance Manual