Changing the BIOS settings before installing a new operating system. Lenovo E73z, 10Bl
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Selecting a temporary startup device
Use this procedure to select a temporary startup device.
Note: Not all discs and hard disk drives are bootable.
1. Turn off your computer.
2. Repeatedly press and release the F12 key when turning on the computer. When the Please select boot device window displays, release the F12 key.
3. Select the desired startup device and press Enter. The computer will start up from the device you selected.
Note: Selecting a startup device from the Please select boot device window does not permanently change the startup sequence.
Selecting or changing the startup device sequence
To view or permanently change the configured startup device sequence, do the following:
1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 55.
2. From the Setup Utility program main menu, select Startup .
3. Select the devices for the Primary Startup Sequence, the Automatic Startup Sequence, and the Error
Startup Sequence. Read the information displayed on the right side of the screen.
Changing the BIOS settings before installing a new operating system
BIOS settings vary by operating system. Change the BIOS settings before installing a new operating system.
To change the BIOS settings, do the following:
1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 55.
2. From the Setup Utility program main menu, select Exit ➙ OS Optimized Default .
3. Depending on the operating system to be installed, do one of the following:
• To install the Windows 8 (64-bit) or Windows 8.1 (64-bit) operating system, select Enabled .
• To install an operating system other than Windows 8 (64-bit) or Windows 8.1 (64-bit), select Disabled .
4. Select Yes in the window displayed and press Enter to confirm your selection.
Exiting the Setup Utility program
After you finish viewing or changing settings, press Esc to return to the Setup Utility program main menu.
You might have to press Esc several times. Do one of the following:
• If you want to save the new settings, press F10 to save changes and exit the Setup Utility program.
• If you do not want to save the settings, select Exit ➙ Discard Changes and Exit , and then press Enter.
When the Reset Without Saving window shows, select Yes , and then press Enter to exit the Setup
Utility program.
• If you want to return to the default settings, press F9 to load the default settings, and then press F10 to save and exit the Setup Utility program.
58 ThinkCentre E73z Hardware Maintenance Manual
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Key Features
- All-in-One PC Black 150 W
- Intel® Core™ i3 i3-4160 3.6 GHz
- 50.8 cm (20") HD+ 1600 x 900
- 4 GB DDR3-SDRAM 1600 MHz 1 x 4 GB
- 500 GB HDD DVD±RW Card reader integrated
- Intel® HD Graphics 4400
- 1 MP 1280 x 720 pixels
- Ethernet LAN 10,100,1000 Mbit/s Bluetooth 4.0
- FreeDOS
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Table of contents
- 5 Important safety information
- 7 General safety
- 7 Electrical safety
- 9 Safety inspection guide
- 9 Handling electrostatic discharge-sensitive devices
- 10 Grounding requirements
- 10 Safety notices (multi-lingual translations)
- 33 Specifications
- 33 Lenovo programs
- 34 Accessing Lenovo programs on the Windows 7 operating system
- 35 Accessing Lenovo programs on the Windows 8 or Windows 8.1 operating system
- 35 Lenovo Support Web site
- 37 Problem determination tips
- 39 Basic troubleshooting
- 40 Accessing Control Panel on the Windows 8 or Windows 8.1 operating system
- 40 Troubleshooting procedure
- 41 Troubleshooting
- 41 Audio problems
- 43 CD problems
- 44 DVD problems
- 45 Intermittent problems
- 45 Hard disk drive problems
- 46 Keyboard, mouse, or pointing device problems
- 48 Monitor problems
- 50 Networking problems
- 52 Option problems
- 53 Performance and lockup problems
- 55 Printer problems
- 55 Serial port problems
- 56 Software problems
- 57 USB problems
- 57 Diagnostics
- 58 Lenovo Solution Center
- 59 Starting the Setup Utility program
- 59 Viewing and changing settings
- 59 Using passwords
- 60 Password considerations
- 60 Power-on password
- 60 Administrator password
- 60 Setting, changing, and deleting a password
- 60 Erasing lost or forgotten passwords (clearing CMOS)
- 61 Enabling or disabling a device
- 61 Selecting a startup device
- 62 Selecting a temporary startup device
- 62 Selecting or changing the startup device sequence
- 62 Changing the BIOS settings before installing a new operating system
- 62 Exiting the Setup Utility program
- 63 Hard disk drive boot error
- 63 Power supply problems
- 63 Beep symptoms
- 64 POST error codes
- 65 Miscellaneous error conditions
- 67 Undetermined problems
- 69 Locating connectors, controls, and indicators on the front of your computer
- 70 Locating connectors on the rear of your computer
- 70 Locating major FRUs and CRUs
- 73 Looking up FRU information
- 73 Locating parts on the system board
- 75 Removing and installing the computer stand
- 75 Removing and reinstalling the frame stand
- 77 Removing and installing the monitor stand
- 79 Removing the computer cover
- 79 Removing and reinstalling the feet stand
- 80 Removing and installing the hard-disk-drive EMI shield
- 82 Replacing the 3.5-inch hard disk drive or hybrid hard disk drive
- 84 Replacing the 2.5-inch solid-state drive or hybrid hard disk drive
- 86 Replacing the optical drive
- 87 Removing and reinstalling the system board shield
- 88 Replacing the rear I/O assembly
- 90 Removing the VESA mount bracket
- 91 Replacing the power supply
- 92 Replacing the microprocessor fan
- 94 Replacing the heat sink assembly
- 95 Replacing the microprocessor
- 98 Replacing the card reader
- 99 Replacing the battery
- 100 Replacing the converter board
- 101 Installing or replacing a memory module
- 103 Replacing the internal speakers
- 104 Replacing the integrated camera
- 105 Replacing the system board
- 107 Replacing the LCD panel
- 111 Replacing the Wi-Fi card
- 112 Completing the parts replacement
- 115 Security features
- 115 Hardware controlled passwords
- 115 Operating system password
- 115 Vital product data
- 115 BIOS levels
- 115 Flash update procedures
- 116 Updating (flashing) the BIOS from a disc
- 117 Updating (flashing) the BIOS from your operating system
- 117 Recovering from a POST/BIOS update failure
- 118 Power management
- 118 Automatic configuration and power interface (ACPI) BIOS
- 118 Automatic Power-on features
- 120 Television output notice
- 120 European conformance CE mark
- 120 Trademarks