Controls & Indicators - Entel HT642 User Manual

Entel ht642; ht644; ht648; ht649 professional submersible marine handheld transceivers
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Controls & Indicators
Antenna
11
H/L button
10
Push To Talk
9
(PTT) button
Lamp / key
8
lock button
On / Off button
7
Ch. 16 button
6
Monitor button. Press to monitor channel.
1
Volume control
2
Channel scan button. Press to start / stop channel scanning.
3
Up / down buttons. Press up / down buttons to change channel.
4
MEM button. Memorise a desired channel for scanning.
5
Ch. 16 button. Shortcut button to access channel 16.
6
On / Off button. Press to turn radio on, press and hold to turn off.
7
Lamp/key lock button. Momentarily pressing this button illuminates the LCD display. Holding this button for
8
over 1 second activates the key lock.To deactivate press button again.
PTT button. Press & hold to speak. Release to listen.
9
H/L button. Press and hold this button for one second to toggle between high and low power (1 & 5 Watts).
10
WX button. Immediately recalls the weather channels.
11
WX button
Monitor button
1
13
Volume control
2
Scan button
3
Up / down buttons
4
MEM button
5
Speaker
Microphone

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