Lenovo B570e Notebook User Manual
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III. Simultaneous use of RF transmitters 
Your Lenovo computer is approved for simultaneous use of the transmitters listed below:
• Wireless LAN adapter (FCC ID: QDS-BRCM1050I, PPD-AR5B95).
• Bluetooth module FCC ID: QDS-BRCM1043 (Model: BCM92070MD_REF)
Please make sure of the following conditions on use of these wireless features: 
1. When you use any other RF option device, all other wireless features including the above 
integrated devices in your Lenovo computer are required to be turned off.
2. Users must follow the RF Safety instructions on wireless option devices that are included
in the RF option device’s user’s manual.
Canada — Industry Canada (IC)
IC Certification number
I) Factory preinstalled Wireless LAN modules:
• IC: 4324A-BRCM1050 (Model: BCM94313HMG2L)
• IC: 4104A-AR5B95 (Model: AR5B95)
Wireless LAN Mini PCI Express Cards marketed in the USA and Canada do not support nor 
function in the extended channels (12ch, 13ch). 
There is no certification number of Industry Canada for Mini PCI Express Card shown on the 
enclosure of your Lenovo computer. Instead you will find an indicator label pointing to the 
location of the IC Certification number on the bottom side of your Lenovo computer. This label 
will be of the format “Contains Transmitter Module: Canada IC: XXXX”, where XXXX 
represents the IC ID that corresponds to your preinstalled WLAN module. 
II) Preinstalled integrated Bluetooth module:
• IC: 4324A-BRCM1043 (Model: BCM92070MD_REF)
If you find an indication “Contains Transmitter Module: Canada IC: 
4324A-BRCM1050, 4104A-AR5B95 on the label at the bottom side of your computer, your 
computer integrates the Bluetooth transmitter module. The Bluetooth module is preinstalled 
by Lenovo, and is not removable by users.
III) Low power license-exempt radiocommunication devices (RSS-210): 
Operation is subject to the following two conditions: 
1. This device may not cause interference, and
2. this device must accept any interference, including interference that may cause undesired 
operation of the device.
The transmitter devices have been designed to operate with the antennas integrated in 
Lenovo computer, and having a maximum gain of within 3 dBi.
