Lenovo ThinkPad T420s (English) User Guide - Page 29

Locating important product information, Machine type and model label, status, Green

Page 29 highlights

If your computer is shipped with a Bluetooth feature, a wireless LAN feature, a wireless WAN feature, and a WiMAX feature, you can use the following indicators: 3 Bluetooth status • Green: The feature is on, and the radio link is ready for use, or the data is being transmitted. • Off: The Bluetooth feature is disabled. 4 Wireless LAN/Wireless WAN/WiMAX status • Green: The wireless LAN feature (the 802.11b/g Standard, 802.11a/b/g or 802.11n draft 2.0), wireless WAN feature or WiMAX feature is on, and the radio link is ready for use, or the data is being transmitted. • Off: Wireless network devices are disabled or the radio is turned off. Locating important product information This section provides information to help you locate your machine type and model label, FCC ID and IC Certification label, and the Microsoft® Certificate of Authenticity (COA) label. Machine type and model label The machine type and model label identifies your computer. If you contact Lenovo for help, the machine type and model number will enable support technicians to identify your computer and provide the highest level of service. Chapter 1. Product overview 13

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If your computer is shipped with a
Bluetooth
feature, a wireless LAN feature, a wireless WAN feature, and a
WiMAX feature, you can use the following indicators:
3
Bluetooth
status
Green
: The feature is on, and the radio link is ready for use, or the data is being transmitted.
Off
: The
Bluetooth
feature is disabled.
4
Wireless LAN/Wireless WAN/WiMAX status
Green
: The wireless LAN feature (the 802.11b/g Standard, 802.11a/b/g or 802.11n draft 2.0), wireless
WAN feature or WiMAX feature is on, and the radio link is ready for use, or the data is being transmitted.
Off
: Wireless network devices are disabled or the radio is turned off.
Locating important product information
This section provides information to help you locate your machine type and model label, FCC ID and IC
Certification label, and the Microsoft
®
Certificate of Authenticity (COA) label.
Machine type and model label
The machine type and model label identifies your computer. If you contact Lenovo for help, the machine
type and model number will enable support technicians to identify your computer and provide the highest
level of service.
Chapter 1
.
Product overview
13