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Appendix B
When you’re using Sero 8 or charging the battery, it is normal for Sero 8 to
get warm. The exterior of Sero 8 functions as a cooling surface that transfers
heat from inside the unit to the cooler air outside.
The rechargeable battery in Sero 8 should be replaced only by Hisense
Service.
Do not expose a battery pack or installed batteries to excessive heat such as
sunshine, fire or the like.
If you will not use Sero 8 frequently, then we recommend that you fully
charge and discharge the battery every three months in order to maximize
the battery lifespan.
If you will not use Sero 8 frequently, then we recommend that you keep
the battery level at around 50 percent in order to maximize the battery life
span.
If Sero 8 has not been used for a long period of time, then the battery might
be in an over-discharge protection mode and take longer to charge.
This device is restricted to indoor use when operating in the 2.4 to 2.483
GHz frequency band.
The Wi-Fi function and the Bluetooth function can simultaneously operate,
but can not simultaneously transmit.
Never remove or insert microSD card while the Sero 8 is powered on.
The manufacturer is not responsible for any radio or TV interference caused
by unauthorized modifications to this equipment. Such modifications could
void the user’s authority to operate the equipment.
Sero 8 North America edition is limited using channel 1-11. This limited
operation can be only set by software and was done before the product
down from the product line. All the products for North America marketing
were embedded this limited before shipping. Customers have no way to
choose the channel 12 & 13.
Certification and Compliance
Exposure to Radio Frequency Energy
Sero 8 contains radio transmitters and receivers. When on, Sero 8 sends and
receives radio frequency (RF) energy through its antenna. The Wireless antenna
is located on the back of the device, see
Understanding Your Sero 8 Tablet on
page 5
for more details. Sero 8 has been tested and meets the SAR (Specific
Absorption Rate) exposure requirements for WLAN operation.
Sero 8 is designed and manufactured to comply with the limits for exposure
to RF energy set by the Federal Communications Commission (FCC) of the
United State. The exposure standard employs a unit of measurement known
as the specific absorption rate, or SAR. The SAR limit applicable to Sero 8
set by the FCC is 1.6 watts per kilogram (W/kg). Tests for SAR are conducted
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