CT590S user’s manual | 5
Buttons and controls of the radio
A. Antenna
B. Flashlight
C. Power / Switch / Volume control: Rotate to switch on/o the radio and
adjust the volume
D. LCD display
E. Speaker
F. Microphone
G. Alphanumerical keypad
H. UP/DOWN keys: to select the functions/menu
I. EXIT: Push it to exit the menu and functions
J.
/SCAN: Reverse frequency/SCAN. Press to activate the Reverse fre-
quency; keep it pressed to activate the SCAN function
K. 0 / SQL: quick selection of the squelch setting
L. #/
: Keypad lock. Long pressure: the keypad will be locked. Short pres-
sure: high or low power selection. L is displayed when you activate the low
power.
M. MENU: enter the MENU functions and confirms the selection.
N. Led: transmission (red) ; reception (green).
O. VFO/MR: to change the frequency or the channel mode
P. A/B. This control is useful to select the desired frequency, VHF or UHF.
Q. BAND: to switch from VHF to UHF band or viceversa.
R. PTT
S. MON. Long press: to activate the Monitor function. Short press: turns the
flashlight on. Press it again to issue an emergency light.
T. CALL: press it activate the FM radio. If you keep it pressed for 5 seconds
you will hear an alarm note and the radio will switch to alarm mode (see
paragraph 30).
U. MIC/SP: External speaker/mike jacks.
V. 1500mAh Li-Ion battery pack
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