User's Manual

Document Number

ENG_TEL_A002

Bonso Group

Rev #

Title : BS004 APPROVAL DOCUMENTS

Application :

FCC APPROVAL Release Date : 12 May 2005 Page 31 of 39

Talking and Listening : To communicate, all radios in your group must be set at the same channel.

1. For maximum clarity, hold the radio 2 to 3 inches from your mouth.

2. Press and hold PTT button and speak in a normal voice into the microphone. The TX icon

will appear continuously on the LCD Display when transmitting.

3. To receive messages, release the PTT button. The RX icon will appear on the display when

your radio is receiving a transmission.

Call Tone : The BS004 can transmit a call tone for a fixed length of time. To send a call tone, press the

PTT twice rapidly. The TX icon will appear during transmitting a call tone and tone can be

heard on the speaker for confirmation.

: The BS-004 is able to selection of call sound . To selection the call sound ;

1. Press the button repeatedly until the “ CA ” appears on the display.

2. Press the and buttons to selection the call sound. An “1” , “2” or “3” will

appear on the display during setting.

3. To exit the Menu, press PTT button

SCAN : The BS004 can scan all of the 22 channels to observe for any activity.

To enter the scan mode ;

1. Press the button for one second.

2. Press the button again to exit the scan mode.

Your radio will rapidly scan each of the 22 channels and stop on any active channel. When you press

the PTT button to transmit on an active channel, the scanning function will stop.

To resume scanning, press and hold the button for one second

Keypad Lock : To avoid accidentally changing the radio operation ;

Press the button for 2 seconds. The icon will appear on the display. When the is on

the menu function the and button will be disabled. When locked, you will be able to

turn the radio off and on, monitor, transmit/receive, and send a call tone.

To unlock, press the for 2 seconds.

User Interface

To access the advanced features of the BS-004, your radio has the following menu functions:

Mode

CTCSS

Off,1~38

Channel

1~22