Cobra FRS237C Service Manual

FRS237

2-WAY RADIOMODEL

Nothing Comes Close To A Cobra

™

English

Owner’s Manual

Printed in Philippines Part No. 480-052-P

English

Making Life Easier & Safer

Introduction

Staying in touch with your family and friends is convenient and easy when using your microTALK

radio. Some of the many uses you will discover include:

Communicating with others while hiking, biking, and working; keeping

track of family and friends at a crowded public event; checking with travel companions in another car; talking with neighbors; arranging meeting spots with others while shopping at the mall.

Secure your microTALK

radio while on the go.

Carrying your microTALK®radio with you is

easy when using the belt clip or wrist strap. The belt clip easily attaches to your belt, purse,

or backpack. Simply squeeze the clip and place it where you prefer.

For Assistance In Canada or the U.S.A.

In this user’s manual, you should find all the information you need

to operate your microTALK

radio. If you require further assistance

after reading this manual, Cobra

Electronics offers the following

customer assistance services:

Automated Help Desk

English only. 24 hours a day, 7 days a week 773-889-3087 (phone).

Customer Assistance Operators

English and Spanish. 8:00 a.m. to 6:00 p.m. CT,

Monday through Friday (except holidays) 773-889-3087 (phone).

Questions

English and Spanish. Faxes can be received at 773-622-2269 (fax).

Technical Assistance

English only. www.cobra.com (on-line: Frequently Asked Questions).

English and Spanish. productinfo

@cobra.com (e-mail).

For Assistance Outside Canada, the U.S.A. or in French

Contact Your Local Dealer

Belt Clip

Wrist Strap

Customer Assistance

6500 West Cortland Street

Chicago, Illinois 60707 USA

www.cobra.com

Battery

Compartment

Battery Door

Latch

BeltClip

Wrist Strap

Connector

English

Product Features

Introduction

Lock

Button

Backlit LCD Display

Channel

Up/Down

Buttons

Speaker/ Microphone

Call

Button

Mode

Button

Antenna

Volume Up/

Down

Button(s)

External Speaker/ Microphone Jack

Light/Max

Range

Button

Talk

Button

On/Off

Power

Button

Operation

Customer Assistance

Warranty

Nothing comes close to a Cobra

™

Introduction

Caring for Your microTALK®Radio

•

Your microTALK®radio will give you years of trouble-free service if

cared for properly. Handle the radio gently. Keep the radio away from dust. Never put the radio in water or in a damp place. Avoid exposure to extreme temperatures.

Batteries

•

To Install or Replace Batteries:

1. Remove belt clip by releasing belt clip

latch and sliding clip up.

2. Pull down on the

Battery Door Latch to

remove the battery compartment cover.

3. Insert four (4) AAA batteries. (Always use high quality alkaline batteries.) Position batteries according to polarity markings.

4. Replace Battery Compartment cover and belt clip.

Contact your local Cobra

dealer or

Cobra

directly for optional battery

pack and desktop charger accessories.

Insert Batteries

Pull Down LockLatch

Remove Belt Clip

The Basics to Get You Started

Your microTALK®radio is easy to use. To get started, simply:

1. Press the

Power button to turn On your radio.

2. Press the

Channel Up or Channel Down

button to select a channel.

Both radios must be tuned to the same channel to communicate.

3. Press and hold the

Talk button while

speaking into the microphone.

4. When finished talking, release the

Talk

button and listen for a response.

English

Product Features

Introduction

Backlit LCD Display

Lock

Icon

Roger Beep Icon

Receive/Transmit

Tower Icon

Battery Low

Main Channel

Numbers

Power

Saver Icon

CTCSS Privacy Code Numbers

Scan Icon

Features

• Two-Way Radio

With a range

up to three (3) kilometers (2 miles).

• 14 Channels

• 38 Privacy Codes

• Backlit LCD Display

• Scan

(channel,

privacy code)

• Water Resistant

• Speaker/ Microphone Jack

• Call Alert

(10 selectable

tones)

• Lock

• “Roger Beep”

(selectable On/Off)

• Battery/

Power Saver

• Auto Squelch

• Maximum Range Extender

• Belt Clip

• Wrist Strap

Industry Canada Notice: Operation is subject to the following two (2)

conditions: 1) this device may not cause interference, and 2) this device must accept any interference, including interference that may cause undesired operation of the device. «IC» before the equipment certification number signifies that the Industry

Canada technical specifications were met. It does not guarantee that the certified product will operate to the user’s satisfaction.

Important FCC Licensing Information

This device complies with part 15 of the FCC Rules. Operation is subject

to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

FCC Warnings: Replacement or substitution of transistors, regular diodes or

other parts of a unique nature, with parts other than those recommended by Cobra®, may cause a violation of the technical regulations of part 95 of the FCC Rules, or violation of Type Acceptance requirements of Part 2 of the Rules.

38 Privacy Codes

Customer Assistance WarrantyIntroduction

Nothing comes close to a Cobra

™

Operation

Scrolling Through

the Mode Function

•

By scrolling through the Mode function, you will

be able to select or turn On preferred features of your microTALK

radio. When scrolling through the Mode function, your radio features will be displayed in the same predetermined order:

Set Privacy Code Set Channel Scan Set Privacy Code Scan Set Call Tones Set “Roger Beep” On/Off

Channels

•

To Select a Channel:

1. With the radio On, select any of the

14 channels by pressing the

Channel Up

or Channel Down button.

Both radios must be tuned to the same channel to communicate.

CTCSS Privacy Codes

•

CTCSS (Continuous Tone Coded Squelch System)

is an advanced tone coding system allowing you to select one of 38 privacy codes to reduce interference from other users on the channel.

If you are using a privacy code, both radios must be tuned to the same channel and privacy code to communicate. Each channel will remember the last privacy code you selected.

Turning On Your microTALK®Radio

•

To Turn On Your Radio:

1. Press and hold the Power button until you

hear a series of audible tones indicating the radio is On.

Your microTALK

radio is now in Standby Mode, ready to receive transmissions. The radio is always in

Standby Mode except when the Talk,

Call or Mode buttons are pressed.

Battery Low

•

When battery power is low, the Battery Low icon

will blink. Your batteries should be replaced or recharged, if using rechargeable batteries.

Auto Battery Save

•

Your microTALK®radio has a unique circuit

designed to extend battery life. If there are no transmissions within ten (10) seconds, the radio will automatically switch to

Battery Save Mode

and Power Saver icon will flash in the display.

This will not affect the radio’s ability to receive incoming transmissions.

Communicating with Another Person

•

To Talk To Another Person:

1. Press and hold the Talk button.

2. With the microphone about five (5)

centimeters (2 inches) from your mouth, speak in a normal voice.

3. Release the

Talk button when you are

finished talking and listen for a response.

You cannot receive incoming calls while pressing the

Talk button.

Both radios must be tuned to the same channel to communicate.

English

Using Your Radio

Operation

Mode Button

On/Off Power

Battery Low

Battery Save Mode

Talk Button

Channel Button

Channel Number

5 cm (2 inches) From Mouth

Mode Button

Channel Button

Customer Assistance WarrantyIntroduction

Nothing comes close to a Cobra

™

Operation

Call Button

•

To Alert Another Person That You Are Calling:

1. Press and release the Call button.

The other person will hear a two (2) second call tone. You cannot send or receive transmissions during the two (2) second call tone.

See page 11 on how to select between ten (10) call tone settings.

Scan

•

Your microTALK®radio can automatically scan

main channels (1 through 14) or the privacy codes (00 through 38) within one (1) main channel.

To Scan Main Channels:

1. Press the Mode button until the Scan icon and

the main channel number flashes on the display.

2. Press the

Channel Up or Channel Down button

to begin scanning the main channels.

The radio ignores privacy codes while scanning main channels.

3. The Scan icon will continue to be displayed when Scan is On. Your radio will continue to scan all main channels and stop if an incoming transmission is detected.Your radio will remain on that channel for ten (10) seconds. During this time, you can:

a. Press and hold the

Talk button and

communicate with others. Your radio will remain on that channel and return to

Standby Mode.

b. Press the

Channel Up or Channel Down

button to resume scanning channels.

c. Press the

Mode button to proceed to

privacy code scanning (see page 10 for further details).

English

Using Your Radio

Operation

To Select a Privacy Code:

1. After selecting a channel, press the Mode button until the small numbers next to the

channel number flash on the LCD.

2. Press the

Channel Up or Channel Down button

to select a privacy code. You can hold the

or Down button for fast advance.

3. When your desired privacy code is displayed: a. Press the

Mode button to enter the new

setting and proceed to other functions.

b. Press the

Lock button to enter the new

setting and return to

Standby Mode.

c. Do not press any buttons for 15 seconds

to enter the new setting and return to

Standby Mode.

Listening for a Response

•

When You are Finished Talking:

1. Release the Talk button to receive incoming

transmissions. Your microTALK

radio is

always in

Standby Mode while the Talk or

Call buttons are not pressed.

Volume

•

To Adjust the Volume:

1. Press the Volume Up or Volume Down button.

A double beep sound is used to indicate the minimum and maximum volume levels (L1 through L7).

Listening

Call Button

Volume Button

Volume Level

Privacy Code

Mode Button

Channel Button

Scanning Channels

+ 14 hidden pages