Lcd Back-Lighting Lamp; Tx/Rx Indicator Led Lamp; Auto Power Saver - Radio Shack Genex MK 2000 Owner's Manual

Operation
Monitor
Your MK 2000 radio has the feature to check for weak signals in the
current channel.
1. Press and hold the Monitor (MON) button for 2 seconds until the
Monitor( ) icon appears on the LCD screen and the signal is
heard.
2. To return to normal operation, press and hold the Monitor (MON)
button for 2 seconds again.
Press for
2 seconds
for Monitor
function
RED
Call
Monitor icon
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Operation

LCD Back-Lighting Lamp

This lamp is used to illuminate the LCD screen. It turns on every
time you press and release the monitor (MON)button momentarily.
The lamp will go out after 4 seconds.
TX / RX Indicator LED Lamp
When the PTT button is pressed, the red (TX) LED will light to
confirm transmitting signal. When you are receiving signals from
another party, the green (RX) LED will light.

Auto Power Saver

Your MK 2000 unit has a unique circuit designed to extend battery
life. If there are no transmissions within 5 seconds, the unit will
automatically switch to Battery Save Mode.
TX/RX LED
indicator
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