Audiovox FR-1538 owner manual Push To Talk PTT Button, Volume Control 8, Up Button, Down Button

Push To Talk (PTT) Button (14):

Pressing and holding this button will allow you to speak to any transceiver that is set to the same channel and privacy code setting as yours. Hold the transceiver approximately 1 to 2 inches from your face as you speak into the built-in microphone (10). After you have finished speaking, release the PTT button to allow for reception of incoming signals. It is not possible to transmit and receive at the same time. The red transmit LED indicator located on the right side of the LCD Panel (15) will light while the PTT button is pressed.

Releasing the button allows the unit to revert to standby mode. When receiving an incoming signal, the green receive LED indicator on the left side of the LCD Panel (15) will light.

The PTT button can also be used as a two-way call ringer. Pressing the button twice quickly will call another party on the same channel. The word CALL and the transmit icon will appear in the display. The user selected call will sound.

Volume Control (8 and 12):

In the standby mode, adjust the volume to a comfortable level between 01 and 15 by pressing the Up (8) button to increase the volume level and the Down (12) button to decrease the volume level.

Up Button (8):

In the standby mode, pressing this briefly will increase the volume. In the function edit mode, pressing the button briefly will shift from the current option in each sub- menu to next option in the same sub-menu.

Pressing the button for more than 1.5 seconds allows navigation at a more rapid rate. In the standby mode the volume will increase rapidly. In the function mode, different menus can be rapidly accessed.

Down Button (12):

In the standby mode, pressing this briefly will decrease the volume. In the function edit mode, pressing the button briefly will shift from the current option in each sub- menu to next previous option in the same sub-menu.

Pressing the button for more than 1.5 seconds allows navigation at a more rapid rate. In the standby mode the volume will decrease rapidly. In the function mode, different menus can be rapidly accessed.

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