![background image](http://html2.mh-extra.com/html/icom/ip501m/ip501m_operating-manual_3643233008.webp)
1
BeFORe uSIng
1-6
Panel Description
■
Front Panel
D
DIAL
Hold down for 1 second to turn the transceiver On or OFF.
•On standby screen: Rotate to adjust the audio volume.
•Others:
Rotate to select an item.
D
Indicators
[TX/RX]
Lights red:
Transmitting
Lights green: Receiving
Lights orange: Receiving and transmitting
[MSG]
Reserved for a future function.
D
Speaker microphone
The speaker microphone works as shown below when you hang (On-hook) or remove (Off-hook) it to or from
the microphone hanger.
L
The speaker microphone may works in a different way, depending on the presetting.
On-hook:
•end the call and return to standby screen.
Off-hook:
•When a call is received, remove the microphone to stop the receive tone.
•When the P-Bell function (p. 3-7) is enabled, remove the microphone to release the mute.
IP501M
Indicators
[TX/RX] [MSg]
Function display
Microphone jack
[DIAL]
Operating keys
Option key
[PTT]
Microphone
Speaker
user supplied
MICROPHONE HANGER
Connect the microphone hanger to the vehicle’s ground for microphone On/OFF hook
functions when the microphone is used.