Lenovo ThinkCentre E73 Hardware Maintenance Manual page 4

Locating connectors, controls, and indicators
on the front of your computer . . . . . . .
Locating connectors on the rear of your
computer . . . . . . . . . . . . . . .
Locating major FRUs and CRUs . . . . . .
Looking up FRU information . . . . . . .
Locating parts on the system board . . . .
Locating internal drives . . . . . . . . .
Chapter 9. Replacing FRUs (machine
types: 10AS and 10AU) . . . . . . . . 81
Handling static-sensitive devices . . . . . . .
Installing or replacing hardware . . . . . . . .
Installing external options
Removing the computer cover. . . . . . .
Removing and reinstalling the front bezel . .
Installing or replacing a PCI Express card . .
Installing or replacing a memory module . . .
Replacing the rear fan assembly . . . . . .
Replacing the battery . . . . . . . . . .
Replacing the primary hard disk drive . . . .
Installing the solid-state drive . . . . . . .
Replacing the optical drive . . . . . . . .
Replacing the slim card reader
Replacing the power supply assembly . . .
Replacing the heat sink and fan assembly . .
Replacing the thermal sensor . . . . . . .
Replacing the microprocessor . . . . . . .
Replacing the system board . . . . . . .
Replacing the front audio and USB
assembly . . . . . . . . . . . . . . .
Replacing the Wi-Fi units . . . . . . . . .
Installing or removing the rear Wi-Fi
antenna . . . . . . . . . . . . . . .
Installing or removing the front Wi-Fi
antenna . . . . . . . . . . . . . . .
Replacing the keyboard or mouse . . . . .
Completing the parts replacement . . . . .
Chapter 10. Replacing FRUs
(machine types: 10AU, 10AW, 10BF,
and 10BG) . . . . . . . . . . . . . .
Handling static-sensitive devices . . . . . . .
Installing or replacing hardware . . . . . . . .
Installing external options
Removing the computer cover. . . . . . .
Removing and reinstalling the front bezel . .
Accessing the system board components and
drives . . . . . . . . . . . . . . . .
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Installing or replacing a PCI Express card . .
Installing or replacing a memory module . . .
Replacing the battery . . . . . . . . . .
Replacing the hard disk drive . . . . . . .
Replacing the optical drive . . . . . . . .
Replacing the slim card reader
Replacing the solid-state drive
Replacing the power supply assembly . . .
Replacing the heat sink and fan assembly . .
Replacing the thermal sensor . . . . . . .
Replacing the microprocessor . . . . . . .
Replacing the system board . . . . . . .
Replacing the system fan assembly
Replacing the front audio and USB
assembly . . . . . . . . . . . . . . .
Replacing the Wi-Fi units . . . . . . . . .
Installing or removing the rear Wi-Fi
antenna . . . . . . . . . . . . . . .
Installing or removing the front Wi-Fi
antenna . . . . . . . . . . . . . . .
Replacing the keyboard or mouse . . . . .
Completing the parts replacement . . . . .
Chapter 11. Additional service
information . . . . . . . . . . . . .
Security features . . . . . . . . . . . . . .
Hardware-controlled passwords . . . . . .
Operating system password . . . . . . .
Vital Product Data . . . . . . . . . . .
BIOS levels . . . . . . . . . . . . . . . .
Flash update procedures
Updating (flashing) the BIOS from a disc. . .
Updating (flashing) the BIOS from your
operating system . . . . . . . . . . . .
Recovering from a POST and BIOS update
failure . . . . . . . . . . . . . . . .
Power management . . . . . . . . . . . .
Advanced configuration and power interface
(ACPI) BIOS . . . . . . . . . . . . . .
Automatic Power-on features . . . . . . .
Appendix A. Notices . . . . . . . . .
Television output notice . . . . . . . . . . .
European conformance CE mark . . . . . . .
Trademarks . . . . . . . . . . . . . . . .
Index. . . . . . . . . . . . . . . . .
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