FM540 Mobile Radio Instruction Manual
23
|---Power
|---Squelch Level
|---Setting
The zone, scan, power and setting is the same with the digital menu.
* Squelch Level
The squelch level of the current channel can be set.
6
Feature and Operation
6.1 Time
Out
Timer
This feature prevents the user from occupying the channel for a long time. If the TX time exceeds the
predefined time set by the dealer, the mobile will stop transmitting with a sound alert. Please release
PTT key in this condition. For a second transmitting, please press PTT key after a certain period(set
by the dealer). If the dealer programs a pre-alert feature, then there will be an alert when it is near
the time out time to indicate that the transmitting will be interrupted soon.
6.2 Emergency
Alarm
During emergency, press the emergency key (pre-programmed programmable key) to call for help.
To disable the emergency alarm, please press the emergency key or restart the mobile.
Summary of Contents for FM540
Page 1: ...FM540 Mobile Radio Instruction Manual II ...
Page 2: ......
Page 4: ...FM540 Mobile Radio Instruction Manual III 6 2 Emergency Alarm 错误 未定义书签 ...
Page 9: ...FM540 Mobile Ra adio Instr ruction Manual 2 ...
Page 19: ...FM540 Mobile Radio Instruction Manual 12 3 4 Microphone Hand held ...