Advanced Operations; Wide/Narrow Bandwidth Selection; Time-Out Timer (Tot); Battery Save - Retevis RT666 Mode D'emploi

ADVANCED OPERATIONS

Wide/Narrow Bandwidth Selection

You can select Wide/Narrow bandwidth via programming software, the default
setting is Wide.

Time-Out Timer (TOT)

The Time-Out Timer is used to prevent any caller from using a channel for an
extended period of time (OFF, 15~600 seconds). If you continuously transmit
for a period of time that exceeds the programmed time, the transceiver will
stop transmitting and an alert tone will sound. To stop the tone, release the
PTT switch.

Battery Save

The battery save function decreases the amount of power used when signal is
not being received and no operations are being performed (no keys are being
pressed and no switches are being turned) for 5 seconds, the battery save
function activates.
When a signal is received or an operation is performed, battery save is
disabled. The default setting is ON.

Channel Number Annunciation

Your dealer may have programmed channel number annunciation on your
transceiver. There are 3 kinds of the channel number annunciation: "Chinese
Male Voice, English Male Voice (Default Setting), None". When you turn the
[Channel Selector], the transceiver sounds the current corresponding channel
number.

Low Battery Alert

For extra convenience, if the battery level runs low, the transceiver will sounds
"do do do" at every 5 seconds, to alert the user to recharge the battery. Please
change new battery pack or charge this battery pack.

Compandor

Activate this function for more clear audio output.
The default setting is OFF.

Scrambler

There are 8 groups of scramblers to select, when activated, any other party
listening on your channel is prevented from eavesdroppimg your conversation.
The default setting is OFF.
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ADVANCED OPERATIONS

CTCSS/DCS

There are 50 CTCSS 105 DCS for selection, you can also define your own
CTCSS/DCS, or activate the DCS hopping feature, the CTCSS/DCS is a
sub-audible tone/code which allows you to ignore (not hear) calls from other
parties who are using the same channel, when a channel is set up with a
CTCSS/DCS, squelch will only open when a call containing a matching tone
or code is received. Meanwhile, signals that you transmit will only be heard by
parties whose CTCSS/DCS signaling matches your transceiver.

CARE AND CLEANING

To guarantee optimal performance as well as a long service lift of your radio,
please follow the tips below.
● Keep your radio dry. Rain, moisture and liquid or water may contain mineral
substance that can corrode the electronic circuit.
● Take out the battery when the radio is wet, install the battery pack when it is
completely dry.
● Keep away the radio from hot place. High temperature may cause electrical
instrument working life shorten, battery pack damaged and plastic component
deformation or dissolved.
● Do not throw, knock or shock the radio. Use it rudely may damage internal
circuit board and accurate structure.
● Do not use any strong chemicals, cleaner of detergent to clean the radio.
● Do not paint the radio. Painting may block the demountable component to
influence normal operation.
● Do not hold the radio by its antenna or headset cable directly.
● Use supplied or approved antenna when change antenna. Unapproved
antenna, modified accessories may damage the radio and violate the
relevant rules.
● Attach the accessory jack cover when the radio is not in use.
● Make a back-up copy (like frequencies and channels.) before you take your
radio to service center.
Note: Every tip above are all applicable for your radio, battery pack, desktop
charger and accessories. Consult your dealer or take your radio to
nearest service center if any parts cannot work normally.
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