User's Manual

9
5. Call Services
When you are speaking during a call, keep the microphone about 2.5 to 5 cm away from
your mouth. This ensures optimal voice quality on the receiving radio.
5.1 Call on Digital Channel
You can initiate or receive the following types of calls on a digital channel:
 Private call: a call from an individual user to another individual user.
 Group call: a call from an individual user in a group to all the other members in the
group.
 All call: a call from an individual user to all the other users on the current channel.
5.1.1 Initiating Calls
You can initiate a call in either of the following ways:
 On the home screen, press and hold the
PTT
key to initiate a private/group/all call to
the preset contact on the channel.
 If the One Touch Call feature is configured by your dealer, press the preprogrammed
One Touch Call
key, and then press the
PTT
key to initiate a call to a private or group
contact.
5.1.2 Receiving and Responding to Calls
You can listen to an incoming call without any operation.
To respond to a private/group call, press and hold the PTT key within the preset call
hang time.
5.1.3 Ending Calls
 A private or group call automatically ends when the call hang time expires.
 An all call ends when the calling party releases the
PTT
key.
5.2 Call on Analog Channel (Without Signaling)
You can initiate a call to all other users on the current analog channel. The operations