Lenovo Thinkpad T440, User Manual

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The indicator in the ThinkPad logo and the indicator in the center of the power button show the system
status of the computer.
• Fast-blinking for three times : The computer is initially connected to power.
• On : The computer is on (in normal mode).
• Fast-blinking : The computer is entering sleep or hibernation mode.
• Slow-blinking : The computer is in sleep mode.
• Off : The computer is off or in hibernation mode.
Locating important product information
This section provides information to help you locate the machine type and model label, the FCC ID and IC
Certification label, the Windows Certificate of Authenticity label, and the Genuine Microsoft label.
Machine type and model information
The machine type and model label identifies your computer. When you contact Lenovo for help, the machine
type and model information helps support technicians to identify your computer and provide faster service.
The following figure shows the location of the machine type and model of your computer:
FCC ID and IC Certification information
There is no FCC ID or IC Certification number for the wireless communication cards shown on the enclosure
of the computer. On some models, Lenovo provides you the information about the location of the FCC ID
and IC Certification number label on the computer base cover assembly.
The following figure shows where you can find the location information about the FCC ID and IC Certification
number labels of the computer.
Chapter 1
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Product overview
9