MEM (Memory): will appear on the LCD display to show the operator that the displayed channel has been programmed into the Select Scan memory.
SCAN (All Scan): will appear on the LCD display when the radio is in the All Scan mode.
WX (Weather): will appear on the LCD display when the radio is in the Weather mode.
TX (Transmit): will appear on the LCD display when the microphone
1W (1 Watt, Low Power Setting): will appear on the LCD display when the transmitter output power has been set to Low Power (1 Watt), or when a low power channel has been selected using the channel selector knob.
F(Function): will appear on the LCD display when the [FUNC] key has been pressed to operate a secondary key function. The secondary key functions are as follows : SCAN, 1/25, DWX, MEM, and INTL.
LCD Bar Indicator: In the transmit mode, the 7 bars indicate transmitter conditions. During low power transmit (1W), 3 bars will be displayed continuously and a fourth bar will indicate modulation. During high power transmit (25 W), 6 bars will be lit continuously and seventh bar will indicate transmit modulation.
V (volt) : The DC supply voltage to the RAY210 will appear on the LCD display for 5 seconds when the [VOLT] key is pressed.
CHANNEL #: The selected channel number will appear on the LCD display when a communication, distress, or weather channel is selected by the operator.
Channel numbers will be displayed in two digits
0188
Weather channels WO to W9 are displayed in a single digit
09
20
