Sony Xperia Z2 SO-03F Instruction Manual page 23

Wireless LAN
･
Do not use wireless LAN near magnetic devices
such as electrical appliances or AV/OA devices, or
in radio waves.
- Magnetism or radio waves may increase noises
or disable communications (especially when
using a microwave oven).
- When used near TV, radio, etc., reception
interference may occur, or channels on the TV
screen may be disturbed.
- If there are multiple wireless LAN access points
nearby and the same channel is used, search
may not work correctly.
2.4GHz device cautions
･
The operating frequency band of the WLAN
device is used by industrial, scientific, consumer
and medical equipment including home electric
appliances such as microwave ovens, premises
radio stations for identifying mobile units used in
the manufacturing lines of plants (radio stations
requiring a license), specified low power radio
stations (radio stations requiring no license) and
amateur radio stations (radio stations requiring a
license).
- Before using the device, confirm that premises
radio stations for identifying mobile units,
specified low power radio stations and amateur
radio stations are not being operated nearby.
- If the device causes harmful radio interference
to premises radio stations for identifying
mobile units, immediately change the
frequency band or stop use, and contact
"General Inquiries" on the last page for crosstalk
avoidance, etc. (e.g. partition setup).
- If the device causes radio interference to
specified low power radio stations or amateur
radio stations, contact "General Inquiries" on
the last page.
5GHz device cautions
･
The terminal can use 3 frequency bands of
5.2GHz band (W52), 5.3GHz band (W53), 5.6 GHz
band (W56).
- 5.2GHz band (W52/36, 40, 44, 48 ch)
- 5.3GHz band (W53/52, 56, 60, 64 ch)
- 5.6GHz band (W56/100, 104, 108, 112, 116, 120,
124, 128, 132, 136, 140 ch)
Using wireless LAN built-into the terminal in 5.2/
5.3 GHz outside is prohibited by the Radio Law.
FeliCa ® and NFC reader/writer function
■
precautions
FeliCa and NFC reader/writer, P2P
･
function of the terminal use weak waves
requiring no licenses for radio stations.
They use 13.56 MHz frequency band.
･
When using other reader/writer or P2P
function in your surroundings, keep the
terminal away sufficiently from them.
Before using the FeliCa reader/writer,
confirm that there are no radio stations
using the same frequency band nearby.
For use in an aircraft, contact the airline
･
beforehand. In some countries, usage
may be restricted. Confirm regulations
etc. for the country/area you stay before
using
Contents/Precautions
21