q PTT SWITCH
Push and hold to transmit; release to receive.
w UP/DOWN KEYS [UP]/[DN]
± Push either key to change operating frequency, memory
channel, set mode setting, etc.
(pgs. 17, 61, 98)
± Push and hold either key for 1 sec. to start scanning.
(p. 75)
e UP/DN LOCK SWITCH
Slide to toggle [UP]/[DN] keys function ON and OFF.