Retevis C2 - Page 15

frequency value. (Valid in the frequency mode)
a.Press the Menu key to enter the menu, press the UP or DOWN key to choose Channel Setting, and press the
Menu key to enter the next-level menu.
b.Press the UP or DOWN key to choose Oset Freq Direction, and press the Menu key to enter the next-level
menu.
c.Press the UP or DOWN key to choose OFF, + or -.
d.Press the Menu key to conrm and save.
7.Oset Freq
The frequency dierence between transmission and reception under dierent frequency conditions.
100KHz-99.999M can be set. (Valid in the frequency mode)
a.Press the Menu key to enter the menu, press the UP or DOWN key to choose Channel Setting, and press the
Menu key to enter the next-level menu.
b.Press the UP or DOWN key to choose Oset Freq, and press the Menu key to enter the next-level menu.
c.Press the UP or DOWN key to choose from 100KHz-99.999M.
d.Press the Menu key to conrm and save.
8.Step Freq
In frequency mode, step frequency refers to the increment or decreasing frequency. 2.5KHz, 5.0KHz, 6.25KHz,
10KHz, 12.5KHz, 20KHz, 25KHz, and 50KHz are optional.
a.Press the Menu key to enter the menu, press the UP or DOWN key to choose Channel Setting, and press the
Menu key to enter the next-level menu.
b.Press the UP or DOWN key to choose Step Freq, and press the Menu key to enter the next-level menu.
c.Press the UP or DOWN key to choose from 2.5KHz-50KHz.
d.Press the Menu key to conrm and save.
9.CSS
OFF: No CTCSS/DCS; Customized CTCSS/DCS: Non-standard CTCSS/DCS; CTCSS: 67-254.1; DCS +:
D023N-754N; * key to switch; DCS -:D023I-754I; * key to switch.
a.Press the Menu key to enter the menu, press the UP or DOWN key to choose Channel Setting, and press the
Menu key to enter the next-level menu.
b.Press the UP or DOWN key to choose CSS, and press the Menu key to enter the next-level menu.
c.Press the UP or DOWN key to choose OFF, Non-standard CTCSS/DCS, CTCSS, DCS +, or DCS -.
d.Press the Menu key to conrm and save.
10.RX CSS
Set RX CTCSS/DCS. Press the * key to switch CTCSS and DCS.
a.Press the Menu key to enter the menu, press the UP or DOWN key to choose Channel Setting, and press the
Menu key to enter the next-level menu.
b.Press the UP or DOWN key to choose RX CSS, and press the Menu key to enter the next-level menu.
c.Press the UP or DOWN key to choose RX CTCSS/DCS.
d.Press the Menu key to conrm and save.
11.TX CSS
Set TX CTCSS/DCS. Press the * key to switch CTCSS and DCS.
a.Press the Menu key to enter the menu, press the UP or DOWN key to choose Channel Setting, and press the
Menu key to enter the next-level menu.
b.Press the UP or DOWN key to choose TX CSS, and press the Menu key to enter the next-level menu.
c.Press the UP or DOWN key to choose TX CTCSS/DCS.
d.Press the Menu key to conrm and save.
12.ANI CHECK
ON: Receive and recognize the other DTMF ID information. The speaker will send a voice after receiving the
correct ANI signaling. OFF: Turn o the ANI identication function.
a.Press the Menu key to enter the menu, press the UP or DOWN key to choose Channel Setting, and press the
Menu key to enter the next-level menu.
b.Press the UP or DOWN key to choose ANI CHECK, and press the Menu key to enter the next-level menu.
c.Press the UP or DOWN key to choose ON or OFF.
d.Press the Menu key to conrm and save.
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