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Numeric Lock indicator
When this indicator is on, you can use the numeric keypad to type in numbers.
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System status indicators
The indicator in the ThinkPad logo on the computer lid and the indicator in the power button show the
system status of your computer.
•
Blinks for three times:
The computer is initially connected to power.
•
On:
The computer is on (in normal mode).
•
Off:
The computer is off or in hibernation mode.
•
Blinks quickly:
The computer is entering sleep or hibernation mode.
•
Blinks slowly:
The computer is in sleep mode.
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ac power status indicator
This indicator shows the ac power and battery power status of the computer.
•
Green:
connected to ac power (battery power 80%–100%)
•
Yellow:
connected to ac power (battery power 1%–80%)
•
Off:
not connected to ac power
Important product information labels
This section provides information to help you locate the following labels:
• Machine type and model label
• FCC ID and IC Certification label
• Labels for the Windows operating systems
Machine type and model label
When you contact Lenovo for help, the machine type and model information helps the technicians to
identify your computer and provide faster service.
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Summary of Contents for 20JW
Page 1: ...T570 and P51s User Guide ...
Page 6: ...iv T570 and P51s User Guide ...
Page 54: ...38 T570 and P51s User Guide ...
Page 68: ...52 T570 and P51s User Guide ...
Page 74: ...58 T570 and P51s User Guide ...
Page 82: ...66 T570 and P51s User Guide ...
Page 152: ...136 T570 and P51s User Guide ...
Page 154: ...138 T570 and P51s User Guide ...
Page 166: ...China RoHS 150 T570 and P51s User Guide ...
Page 167: ...Taiwan RoHS Appendix D Restriction of Hazardous Substances RoHS Directive 151 ...
Page 168: ...152 T570 and P51s User Guide ...
Page 174: ...158 T570 and P51s User Guide ...
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