Retevis RA89 User Manual page 13

12) Busy Channel Lock-out (BCLO--- MENU 12)
Functions: the BCLO feature prevents the radio's transmitter from being activated if a signal is strong enough to break through the "noise",
squelch is present. On a frequency where stations using different CTCSS or DCS codes may be active, BCLO prevents you from disrupting
their communications accidentally (because your radio may be muted by its own tone decoder).
Enter Menu 12th to set BCLO. Default: OFF.
OFF: Disable BCLO feature.
WAVE: the radios PTT will be prevented only the frequency is busy using.
CALL: the radio's PTT will be prevented only the frequency and tone coder is the same.
13) Transmit Over Beeper (ROGER---MENU 14)
Functions: sending a beeper to inform the receiver TX is over.
Enter Menu 14th to set ROGER. Default: OFF.
14) Receive Saver (RX.SAV--- MENU 16)
Functions: this feature significantly reduces quiescent battery drain, and you may not receive the full data burst.
Enter Menu 16th to set RX.SAV. Default: 1:2.
15) Auto Keypad Lock(AUTOLK & LOCK MD---MENU 18 &MENU 32)
Functions: in order to prevent accidental frequency change or inadvertent transmission, various aspects of the radio's keys and switches
may be locked.
Enter Menu 32th to set LOCK MD, you can choose to lock AI/K+S/KEY/PTT.
When you switch AUTOLK ON, the keypad will be locked automatically if there is no key operations for 10 seconds.
If the radio is locked, press [
16) Voice Prompt (VOICE---MENU 19)
Functions: enable/disable voice prompt.
Enter Menu 19th to set VOICE. Default: ON.
17) Power-on Display setting (OPN.SET&VLT--- MENU 20&21)
Functions: choose power-on display mode and edit power-on message
Enter Menu 20th to set OPN.SET.
DC: battery power voltage
MEG: power-on message
Enter Menu 21st to check battery voltage.
18) Repeater Shift setting (OFFSET&S-D---MENU 26)
Functions: repeater stations are usually located on mountaintops or other high locations，and provide a dramatic extension of the
communication range for low-powered hand-held or mobile transceivers.
Under VFO mode, you can set the magnitude and direction of the repeater shift.
Enter Menu 22th to set magnitude of the repeater shift.
Available values: 0.00 ~ 40.00 MHz
Enter Menu 26th to set the repeater shift direction. Default: OFF.
19) Display Channel Name (DIS.NAME &NM SET---MENU 22 &37)
Function: switch channel name displays ON/OFF and edit channel name under MR/CH mode.
Enter Menu 22th to switch display channel name ON/OFF.
Enter Menu 37th to edit channel name, you also can edit it directly by programming software.
Using [ ] / [ ] to select character，and [
20) Tone coder & Tone Search Scanning & Tone calling (C-CDC & R-CDC &T-CDC &SEEK 67.0 & D023N---MENU 23 & 24 & 25 & 29
& 30).
Function 1: CTCSS/DCS Operation
Many repeater systems require a very-low-frequency audio tone that be superimposed on your FM carrier in order to activate the repeater.
This helps prevent false activation of the repeater by radar or spurious signals from other transmitters.
Enter Menu 23th/24th/25th to set TX&RX Tone coder/ RX Tone coder/ TX Tone coder.
1) Press [ ] key to select CTCSS/ DCS/ OFF. After you choose CTCSS/ DCS，press [
you need.
2) Press [ ] key to select DCS direction.
This transceiver has 50 groups CTCSS,104 groups normal/inverted DCS.
] key to unlock it. Also, you can lock it using [
] to switch cursor position.
] key manually.
11
] [ ] key to choose the right group