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75-440 User manual
Page.
8
Side (left and right)
[9] Microphone connector. For remote
speaker/microphone, headsets for VOX use and
other accessories. It must be protected with the
supplied rubber cap when not in use. For the
related pin connections please see to “Microphone
connection”.
[10] Battery pack. This NiMH battery pack supplies
energy to your radio.
[11] Release button (located on the battery’s body).
Allows to remove the battery pack
[12] MON (monitor) button. Enables the loudspeaker for
monitoring of the tuned channel when CTCSS/DCS
is enabled.
[13] “CALL” button. Sends a paging “CALL” (if
enabled)
[14] “PTT” (Push To Talk) button. When pressed
switches the transceiver from receive to transmit.
Display
This section explains the meaning of the various indications that may appear on the LCD of your 75-440
handheld transceiver:
12
14
13
9
10
11