Puxing PX-578 Manual page 9

MONITOR
Press and hold the defined side key 3 or 4, and with the PWR / VOL control knob to
hear the background noise of the channel and adjust the voice to comfortable degree,
you can directly listen to the sound without having to wait for your call. To turn off
the squelch release the side key.
Transmitting
Press the [PTT] key, and then facing the front of the radio microphone to speak.
Press and hold [PTT] key LED is red for the period.
If you rely on the microphone too close or too loudly may increase distortion and
reduce your signal in the receiver's clarity. Release [PTT] key received signal in order
to listen to the partner's speech.
● Mode Selection
By pc software you can program three modes: frequency mode; PMR; PMR + LPD.
Press and hold the ENT key while turn on the power, you can switch it between
frequency mode and channel mode
In frequency mode, short press VFO / MR key to switch between frequency mode
and channel+frequency mode.
In the PMR + LPD mode, long press [MENU] button for 4 seconds to switch it
between PMR channel and LPD channel.
● Storage channel
In frequency mode, select the frequency and other parameters (such as CTCSS, DCS,
repeater shift, etc.). Click [FUN] key and then press [VFO / MR] key, the screen
displays "F" icon and the channel number flashing in the upper right corner ( If the
channel has already stored frequency, then the channel number will not flashing), use
the rotary encoder to select the channel you wanted, press the [VFO / MR] key to
complete the channel storage and returns to the frequency mode.
Delete a momory
1.Delete one store channel
In channel mode turn off the power.
Hold down the VFO/MR key and turn on the unit. "DEL001?" and stored channel
number will be displayed. Turn the Encoder knob or select the channel to delete.
Push ENT until "YES? 001" appears on the display; push it again to confirm. If you
don't want to delete it, just press VFO/MR.
2. Reset (Delete all the settings in Frequency mode)