24. PA
Jack
If the PA function has to be used, connect to the external speaker (optional) to this jack. Refer to item no. 19.
25. EXT (External Speaker) Jack
This jack is for connecting an external speaker (optional).
26. 13.2VDC / 32VDC POWER CORD
13.2VDC / 32VDC input power cord.
Microphone
27. PTT (Push-to-Talk) Key
Transmitter key. Press the PTT key to transmit and release it to return to the receive mode.
28. UP (Frequency Selector) Key
Each time this key is pressed, the frequency moves 5 KHz upward.
29. LOCK (Keypad Lock) Key
The LOCK function is enabled when pressing this key, in order lock the keypad and prevent entering unwanted commands. When
the LOCK function is enabled, the LOCK icon (O) appears on the LCD display.
30. DOWN (Frequency Selector) Key
Each time this key is pressed, the frequency moves 5 KHz upward.
31. MICROPHONE
Plug
Connect the 6-pole microphone plug with locking ring nut to the microphone connector (21) located on the front side of the radio.
Important !
Do never attempt to open the cabinet of the transceiver. No user serviceable parts inside. Internal modifications or tampering may
cause damage to the product, modify its technical specifications and will void warranty rights. If service or repair are required, please
refer to an authorised service centre or specialized technician.
CTCSS Function
50 CTCSS private codes are available. Different CTCSS tones may be associated to different frequencies, by storing it on the 4
memory frequencies (M1-M4) or on the special TRUCK memory frequency. Therefore up to 5 frequencies may be programmed and
stored (M1-M4 + TRUCK) with a CTCSS tone associated.
To set the CTCSS function, proceed as follows :
1) Set the desired frequency, using the CHANNEL selector (13) or the frequency selector keys on the microphone (28 and 30).
2) Press the F key (11) and the F icon (R) will blink on the LCD, then press the EMG key (14). The LCD (3) will show the current
frequency (Q) and the CTCSS tone number will blink (Q). The tone number
00
indicates that no CTCSS tone is programmed on
that frequency.
3)
Select the desired CTCSS tone number, using the CHANNEL selector (13) or the frequency selector keys on the microphone
(28 and 30).
