5
TEST
Press the TEST button at any time to enable the CD100 for testing.
MEAS. SELECT
Press the MEAS. SELECT button to choose between the different decode modes. The CD100 decodes
CTCSS, DCS, DTMF, and LTR.
UP Arrow
Press the UP arrow button to store measurements to memory. The UP arrow button also has secondary
functions when in FUNCTION mode.
POWER
The POWER button is used to turn the CD100 on and off. The POWER button is also used to enable
the EL Backlight by pressing and holding the button down for two seconds.
FUNCTION
The FUNCTION button is used to enter the FUNCTION menu. This menu consists of Memory, Clear
Memory, Interface Type, Receiver Type, Auto Power Off, Frequency Display and Test Mode.
DOWN Arrow
Press the DOWN arrow button to store measurements to memory. The DOWN arrow button also has
secondary functions when in FUNCTION mode.
Front Panel Buttons
