User Manual

14
5. Trouble shooting
Unable to connect
a. Check if BTH-818 product has been fully charged and is within the effective distance
from Bluetooth cellular phone or not.
b. Check or set up cellular phone again. If no pairing is made yet, make pairing process. If
there is paired already, delete the former pairing setting and make new pairing setting
once again.
c. Check if battery capacity is sufficient.
d. Reboot cellular phone.
Silenced during making call
a. Check if BTH-818 is recharged and the Bluetooth cellular phone is within effective
distance.
b. Ensure if both earphone and Bluetooth are connected.
FCC Notices
This device complies with part 15 of the FCC rules. Operation is subject to the following two
conditions:
(1)This device may not cause harmful interference, and
(2)This device must accept any interference received, including interference that may
cause undesired operation .
FCC RF Exposure requirements:
This device and its antenna(s) must not be co-located or operation in conjunction with any other
antenna or transmitter.
NOTE: 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.