17
20405013xx_ba_b0
English
Keys/LCD Screen ………………………………………………………………………18
Installation ………………………………………………………………………………19
Installing the batteries……………………………………………………………………19
Removing the belt clip …………………………………………………………………19
Installing the belt clip ……………………………………………………………………19
Charging the batteries using direct charger …………………………………………20
Charging the batteries using desktop charger (TwinTop 400 only) …………………20
Battery status indication …………………………………………………………………21
Operation ………………………………………………………………………………22
Transmitting range ………………………………………………………………………22
Turning the TwinTop 400/400-L ON/OFF ………………………………………………22
Adjusting the speaker volume …………………………………………………………22
Changing channels ………………………………………………………………………23
Setting the CTCSS sub-channel ……………………………………………………23
Setting the DCS advanced digital code ……………………………………………24
Transmitting and receiving ………………………………………………………………24
Transmitting (sending a speech) ……………………………………………………24
Monitor ………………………………………………………………………………24
Setting the VOX sensitivity (Voice Activated) …………………………………………25
Activating the auto channel and sub-channel scan……………………………………25
Call-ring tone ……………………………………………………………………………26
Selecting a call-ring tone ……………………………………………………………26
Vibration mode (TwinTop 400 only) ……………………………………………………26
Activating the vibration mode………………………………………………………26
Setting the Roger beep …………………………………………………………………27
Setting the Key beep ON or OFF ………………………………………………………27
Setting the Dual Watch mode …………………………………………………………27
Auxiliary features………………………………………………………………………28
Key lock …………………………………………………………………………………28
LCD Screen backlight ……………………………………………………………………28
Microphone/Earphone/Charge Jack ……………………………………………………28
Specifications/Channel frequency table……………………………………………29
Specifications ……………………………………………………………………………29
Channel frequency table ………………………………………………………………29
General information …………………………………………………………………30
Approval and conformity ………………………………………………………………30
Warranty conditions ……………………………………………………………………30
Warranty Certificate …………………………………………………………………79
Déclaration of Conformity……………………………………………………………99
Contents