ANTENNA
EMERGENCY ALERT KEY
LED INDICATOR.
SPEAKER
MENU KEY
CHANNEL ENCODER/FREQUENCY ADJUSTMENT
POWER SWITCH /VOLUME CONTROL
MICROPHONE
VFO/MR: Long press (2s-3s) is scan key, short press to switch
channel (all frequency mode)
ENT: Confirm key, press ENT and turn ON radio to switch between
and frequency
frequency and
channel
Summary of Contents for PX-578
Page 16: ......