Lenovo ThinkCentre M55 Hardware Maintenance Manual - Page 6
Additional Service, Information, Appendix A. Notices, Hardware controlled Passwords - 8810
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Machine Type 8803 259 Machine Type 8804 271 Machine Type 8805 280 Machine Type 8806 290 Machine Type 8807 299 Machine Type 8808 312 Machine Type 8810 329 Machine Type 8811 343 Machine Type 9166 362 Machine Type 9167 366 Machine Type 9168 370 Chapter 9. Additional Service Information 375 Security features 375 Hardware controlled Passwords 375 Operating system password 375 Vital product data 375 BIOS levels 375 Flash update procedures 375 Updating (flashing) BIOS from a diskette or CD-ROM 376 Updating (flashing) BIOS from your operating system 376 Recovering from a POST/BIOS update failure 376 Power management 377 Automatic configuration and power interface (ACPI) BIOS 377 Automatic Power-On features 377 Recovering software using the Rescue and Recovery program 377 Appendix A. Notices 379 Television output notice 380 Trademarks 380 vi Hardware Maintenance Manual