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ZTE G650/G651/G420/G120 GoTa Digital Trunking Phone
79
Lock the Keypad
When you don’t use your phone temporarily, you could lock your phone keypad
to avoid misoperations. In this case, you are only allowed to dial emergency
numbers.
Lock the keypad
In idle mode, hold
Key.
Unlock the keypad
When the keypad is locked, firstly press
Unlock
and then
key to unlock
the keypad.
Earphone
Please follow the steps below to use the earphone:
PTT Operations with Earphone
During PTT calls, you could use the earphone to take or release the floor.
Hold PTT key on your earphone, start talking after hearing a beep sound,
and release PTT key to let others speak after finishing talk.
Receive or End Normal Calls with Earphone
With PTT key on your earphone, you could receive or end a normal call.
When there is an incoming call, you could receive it by holding PTT key on
your earphone for about 0.5 second. When you are already in a call, you
could use PTT key on the earphone to end the call.