Lenovo IdeaCentre A540 Series User manual

Lenovo
IdeaCentre A540 Series
Setup Guide

Initial Setup
*For selected models

Overview

1. Integrated microphones (2)
2. Power button
*3. Wireless charging pad
4. Integrated camera activity
indicator
** 5. Integrated camera
** 6. Infrared camera
7. Screen
*8. Wireless charging indicator
9. Internal speakers
10. Internal speakers (2)
*11. USB 3.1 connector Gen 1/
USB 3.1 connector Gen 2/
USB-CTM connector (USB 3.1 Gen 1)
12. USB 2.0 connectors (2)
13. Power adapter connector
14. HDMITM 1.4 out connector
15. Ethernet connector
16. HDMI 1.4 in connector
17. PC/Monitor mode switcher
*18. Storage drive door
19. Combo audio jack
*20. USB 3.1 connectors Gen 1 (2)/
USB 3.1 connectors Gen 2 (2)
21. 3 in 1 SD card slot
*For selected models
** Either an integrated camera or an infrared camera is provided on your
computer.

Additional information
European Union — compliance with the
Radio Equipment Directive
Hereby, Lenovo (Singapore) Pte. Ltd., declares that
the radio equipment types Lenovo IdeaCentre
A540-27ICB, IdeaCentre A540-24ICB, and
IdeaCentre A540-24API are in compliance with
Directive 2014/53/EU.
The full text of the system EU declaration of
conformity and the EU wireless module
declarations are available at the following Internet
addresses:
•For desktop and all-in-one computers:
https://www.lenovo.com/eu-doc-desktops
•For workstations:
https://www.lenovo.com/eu-doc-workstations
This radio equipment operates with the following
frequency bands and maximum radio-frequency
power:
Technology
Frequency
band [MHz]
Maximum
transmit
power
WLAN
802.11b/g/n
2400 - 2483.5 < 20 dBm
WLAN
802.11a/n/ac
5150 - 5725 < 23 dBm
WLAN
802.11a/n/ac
5725 - 5875 < 13.98 dBm
Bluetooth
BR/EDR/LE
2400 - 2483.5 < 20 dBm
WPC
0.11 - 0.145
< 13 dBμA/m
First Edition (August 2019)
© Copyright Lenovo 2019.
LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a
General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to
restrictions set forth in Contract No. GS-35F-05925.
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