Quanzhou 9900 Operation Instructions Manual page 7

Vehicle-mounted walkie talkie
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vehicle battery terminal in a shortest route.
It is suggested not to use a cigar lighter socket as much as possible as some of them
may lead to great voltage drop.
The whole power line must be packed so as to isolate it from heat and moisture and
from the generator ignition system/connection line.
2. When the power line is installed in place, wind the fuse holder with heat-resistant adhesive
tape to protect it against moisture. It's better to use heat-resistant adhesive tape to wrap the
whole power line.
3. To prevent short-circuit, disconnect the other connection lines at the negative (-) battery
terminal before connecting the talkie walkie.
4. Please first confirm the polarity of connection is correct, and then connect the power line
to the battery terminal. Connect the red wire to the positive (+) terminal of battery and the
black wire to the negative (-) terminal of battery.
Use the whole power line and do not cut the surplus part even if it is longer than
required. Be sure to remember: never remove the fuse holder from the power line.
5. Reconnect all connection lines that have been disconnected from the negative terminal
previously.
6. Connect the DC power line to the walkie talkie.
Press them together with force till the locating plate is locked with a sound of
"click".
Operation of fixed radio station
If you intend to use the talkie walkie as a fixed radio station, you need to buy a independent
type of 13.8 DC power supply separately with a suggested continuous current capacity of
above 12A.
Note:
 Do not connect this DC power supply to the AC power socket before all connections are
completed. (Do not connect the talkie walkie with power on.)
 Please connect all lines and finally insert the DC power supply device into the AC
socket.
1.
Be sure the talkie walkie and the DC power supply are off.
2.
Connect the DC power supply line to the DC regulated power supply and make sure the
polarities are correct (red: positive, black: negative).
Never directly connect the talkie walkie to the AC socket.
Use the DC power line attached to connect the talkie walkie to the DC regulated
power supply.
Never use a power line with the specification and parameters lower than the
original one to replace the original power line.
3.
Connect the DC power line to the talkie walkie.
 Press them together with force till the locating plate is locked with a sound of
"click".
Fuse replacement
If the fuse burns out, please find out the cause and remove it. After that, replace the fuse. If
the fuse newly installed continues to burn out, disconnect the power line and contact the
authorized distributor for help.
Red
Black
7

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