the internal storage devices. To use the bootable diagnostic programs, you can create a bootable diagnostic
medium on a Universal Serial Bus (USB) device or CD.
To create a bootable diagnostic medium, do the following:
1. Go to http://www.lenovo.com/diags.
2. Click
Lenovo Bootable Diagnostics
.
3. Follow the instructions on the Web site to create a bootable diagnostic medium on a USB device or CD.
To use the diagnostic medium you have created, do one of the following:
• If you have created the bootable diagnostic medium on a USB device, do the following:
1. Attach the USB device to the computer.
2. Turn on the computer. If the computer cannot be turned on, go to “Power system checkout” on page
26, and check the power sources. If an error code is displayed, go to “Symptom-to-FRU index” on
page 35 for error code descriptions and troubleshooting hints.
3. When the logo screen is displayed, repeatedly press and release the F12 key. When the Boot Menu
window opens, release the F12 key.
4. Use the arrow keys to select
USB HDD
and then press Enter. The diagnostic program will be
launched automatically.
5. Follow the instructions on the screen to use the diagnostic program.
• If you have created the bootable diagnostic medium on a CD, do the following:
1. Turn on the computer. If the computer cannot be turned on, go to “Power system checkout” on page
26, and check the power sources. If an error code is displayed, go to “Symptom-to-FRU index” on
page 35 for error code descriptions and troubleshooting hints.
2. Connect an external optical drive to the computer, and insert the CD into the optical drive.
3. Restart the computer.
4. When the logo screen is displayed, repeatedly press and release the F12 key. When the Boot Menu
window opens, release the F12 key.
5. Use the arrow keys to select
ATAPI CDx
(x: 0, 1, ...) and then press Enter. The diagnostic program
will be launched automatically.
6. Follow the instructions on the screen to use the diagnostic program.
Power system checkout
To verify if a battery pack or an ac power adapter is functional, do the following:
1. Turn off the computer.
2. Connect the ac power adapter.
3. Turn on the computer. If the computer can be turned on, it means that either the battery pack or the ac
power adapter is functional.
4. Insert a straightened paper clip into the emergency-reset hole to reset the computer. If the computer is
still powered on, it means that the ac power adapter is functional.
5. Turn off the computer.
6. Disconnect the ac power adapter and turn on the computer. If the computer can be turned on, it
means that the battery pack is functional.
If you suspect a power problem, see the appropriate one of the following power supply checkouts:
•
“Checking the ac power adapter” on page 27
•
“Checking the external battery pack and the operational charging” on page 27
•
“Checking the coin-cell battery” on page 28
26
ThinkPad L460 Hardware Maintenance Manual
Summary of Contents for THINKPAD L460
Page 1: ...ThinkPad L460 Hardware Maintenance Manual ...
Page 6: ...iv ThinkPad L460 Hardware Maintenance Manual ...
Page 11: ...DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 5 ...
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Page 13: ...PERIGO PERIGO PERIGO PERIGO Chapter 1 Safety information 7 ...
Page 14: ...PERIGO PERIGO PERIGO PERIGO DANGER 8 ThinkPad L460 Hardware Maintenance Manual ...
Page 15: ...DANGER DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 9 ...
Page 16: ...DANGER VORSICHT VORSICHT VORSICHT VORSICHT 10 ThinkPad L460 Hardware Maintenance Manual ...
Page 17: ...VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information 11 ...
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Page 19: ...Chapter 1 Safety information 13 ...
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Page 21: ...Chapter 1 Safety information 15 ...
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Page 23: ...Chapter 1 Safety information 17 ...
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Page 85: ...Removal steps of the wireless WAN card 1 Chapter 9 Removing or replacing a FRU 79 ...
Page 110: ...d Wireless LAN auxiliary antenna black 104 ThinkPad L460 Hardware Maintenance Manual ...
Page 115: ......
Page 116: ...Part Number SP40J65964 Printed in China 1P P N SP40J65964 1PSP40J65964 ...