Clarity 420 User Manual

CLAR ITY

C420

900 MHz Cordless Telephone with Caller ID

Featuring Clarity® Power

Clarity 420 User Guide

™

Technology

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P A Ñ O

Table of Contents

Safety Instructions . . . . . . . . . . . . . . . . 3

Features . . . . . . . . . . . . . . . . . . . . . . . 5

Getting Started . . . . . . . . . . . . . . . . . . 8

Choosing a Location Installation

Battery Installation . . . . . . . . . . . . . . 10

Handset Battery Charging

Low Battery . . . . . . . . . . . . . . . . . . . 10

Battery Life

Headset Jack. . . . . . . . . . . . . . . . . . . . 11

Hearing Aid Compatibility Quick Reference Guide Feature Set Up

Handset Set Up Mode

Clarity Power Technology . . . . . . . . 14

Boost Clarity Power On/Off . . . . . . 14

Volume Control . . . . . . . . . . . . . . . 14

Handset Ringer . . . . . . . . . . . . . . . 14

Telephone Base . . . . . . . . . . . . . . . . 14

Boost On/Off . . . . . . . . . . . . . . . . 14

Pulse/Tone

Ringer Volume . . . . . . . . . . . . . . . . 15

Ringer Style

Telephone Operations

Placing a Call

Answering a Call . . . . . . . . . . . . . . . 16

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Temporary Tone . . . . . . . . . . . . . . . . 16

Visual Ringers . . . . . . . . . . . . . . . . . 16

Flash Mute Redial/Pause

LCD Display Screen . . . . . . . . . . . . . 17

Lighted Key Pad Base Lights Page/Handset Locator Channel Operation

Security Code . . . . . . . . . . . . . . . . . 17

Memory Storage . . . . . . . . . . . . . . . . . 18

Memory Storage Locations . . . . . . . . 18

Storing Numbers into Memory Dialing From Memory

Editing Numbers in Memory . . . . . . . 18

Deleting Numbers from Memory

Caller ID Operations

Viewing Call List

Placing a Call from the List . . . . . . . . 20

Deleting Entries . . . . . . . . . . . . . . . . 20

Call Waiting . . . . . . . . . . . . . . . . . . 20

Care. . . . . . . . . . . . . . . . . . . . . . . . . . 21

Troubleshooting Regulatory Compliance Warranty and Service

. . . . . . . . . . . . . . . . . . . . . . . . 16

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Important Safety Instructions

When using your telephone equipment, basic

safety precautions should always be followed to reduce the risk of fire, electric shock and injury to persons including the following:

1. Read and understand all instructions.

2. Follow all warnings and instructions marked on the telephone.

3. Do not use this telephone near a bathtub,

wash basin, kitchen sink or laundry tub, in a wet basement, near a swimming pool or any where else there is water.

4. Avoid using a telephone (other than a cordless type) during a storm. There may be a remote risk of electrical shock from lightning.

5. Do not use the telephone to report a gas leak in the vicinity of the leak.

6. Unplug this telephone from the wall outlets before cleaning. Do not use liquid cleaners or aerosol cleaners on the telephone. Use a damp cloth for cleaning.

7. Place this telephone on a stable surface.

Serious damage and/or injury may result if

the telephone falls.

8. Do not cover the slots and openings on this telephone. This telephone should never be placed near or over a radiator or heat register. This telephone should not be placed in a built-in installation unless proper ventila tion is provided.

9. Operate this telephone using the electrical

voltage as stated on the base unit or in the

owner’s manual. If you are not sure of the voltage in your home, consult your dealer or local power company.

10. Do not place anything on the power cord. Install the telephone where no one will step or trip on the cord.

11. Do not overload wall outlets or exten sion cords as this can increase the risk of fire or electrical shock.

12. Never push any objects through the

slots in the telephone. They can touch dangerous voltage points or short out parts that could result in a risk of fire or electrical shock. Never spill liquid of any kind on the telephone.

13. To reduce the risk of electrical shock, do not take this phone apart. Opening or removing covers may expose you to dan gerous voltages or other risks. Incorrect reassembly can cause electric shock when the appliance is subsequently used.

14. Unplug this product from the wall out let and refer servicing to the manufacturer under the following conditions:

A. When the power supply cord or plug is

frayed or damaged. B. If liquid has been spilled into the product. C. If the telephone has been exposed to

rain or water. D. If the telephone does not operate nor

mally by following the operating instructions.

Adjust only those controls that are covered

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SAVE THESE INSTRUCTIONS

Important Safety Instructions

by the operating instructions. Improper adjustment may require extensive work by a quali fied technician to restore the telephone to normal operation.

E. If the telephone has been dropped or the case has been damaged.

F. If the telephone exhibits a distinct change in performance.

15. Never install telephone wiring during a lightning storm.

16. Never install telephone jacks in wet loca tions unless the jack is specifically designed for wet locations.

Safety Instructions For Batteries

CAUTION: Risk of explosion if battery is

replaced by an incorrect type. Dispose of used batteries according to the instructions.

1. Use only the approved battery pack in the handset of your cordless phone.

For Handset Unit: 3.6V 600mAHr NiMH Rechargeable Battery GP60AAAH3BMJZ GPI International Ltd 3SN-AAA60H-S-J 1 Sanik Battery Co., Ltd.

2. Do not dispose of the battery in a fire as it may explode. Check with local codes for possible special disposal instructions.

17. Never touch un-insulated telephone wires

or terminals unless the telephone line has been disconnected at the network interface.

18. Use caution when installing or modifying telephone lines.

19. Use only the power cord and batteries indicated in the manual. Do not dispose of batteries in a fire. They may explode. Check with local codes for possible special disposal instructions.

20. Plug the AC adaptor into the outlet that is

nearest and most accessible to the telephone.

3. Do not open or mutilate the battery. Released electrolyte is corrosive and may cause damage to the eyes and skin. It may be toxic if swallowed.

4. Exercise care in handling batteries in order not to short the battery with conducting materials such as rings, bracelets and keys.

The battery or conduction material may over

heat and cause burns.

5. Charge the battery (ies) provided with or identified for use with this product only in accordance with the instructions and limita tions specified in this manual.

6. Observe proper polarity orientation between the battery pack and the battery charger.

SAVE THESE INSTRUCTIONS

Handset

1. Antenna/Visual Ringer/ New Call Indicator

2. 2.5 mm Headset Jack

3. Key Pad

4. Handset Charging Contacts

5. Channel Button (CH)

6. Talk Button (TALK)

7. Memory Button (MEM)

8. Emergency Memory Storage Button

Features

9. Flash Button (FLASH)

10. Mute Button (MUTE)

11. Redial/Pause Button (RD/P)

12. Temporary Tone Button (*)

13. Handset Ringer Off/On

14. BOOST Clarity Power

15. Volume Control

16. Up/Down

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Top of Base/Handset Back

CLARI TY

C420

Features

1. Visual Ringer

2. Charging Contacts

3. Base Antenna

4. Power LED (RED)

5. In Use/Charge LED (GREEN/RED)

6. Page

8/9

7. Call

8. Scroll Up

9. Scroll Down

10. Delete

11. LCD

Base Side and End

RINGER

FF ON

LUM

RING STYLE

1. Ringer Off/On

2. Volume Up

3. Volume Down

4. Ring Style

Features

5. Pulse/Tone

6. BOOST On/Off

7. AC (Electrical) Adapter Jack

8. Telephone Line Jack

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Getting Started

CHOOSING A LOCATION

1. This phone requires a modular phone jack (RJ11C) and a standard 120V AC wall outlet.

2. Plug the AC Adapter directly into outlet.

3. Do not plug other appliances into the same outlet or have outlet controlled by a wall switch.

4. Choose a location that is out of the way of normal activities.

CAUTION: USE ONLY WITH CLASS 2 POWER SOURCE 9V DC, 400mA.

Always connect the AC Adapter to the phone

before you connect it to the AC power.

When you finish, disconnect the AC power

before you disconnect it from the phone.

USE ONLY W ITH CL ASS TW O POWER SO URCE

PULSE/TONE

ON/OFF

9VDC

TEL

BOOST

500mA

Diagram A: Table/Desktop Installation

If at any time you have questions about your telephone please contact our Customer Service Department at: 1-800-552-3368 or 423-622-7793.

Table/Desktop Installation

INSTALLATION

Connecting Your Telephone

Carefully remove your cordless telephone from it’s box. If there is any visible damage, do not attempt to operate this equipment. Return it to the place of purchase.

Check to be sure that you have all items that come with your telephone. You should have a HANDSET, BASE UNIT, AC ADAPTER, TELE-

PHONE LINE CORD AND OWNERS MANUAL. A BATTERY is also included and is located

in the battery compartment.

1. Plug one end of the supplied modular telephone line cord into the jack marked TEL located on the back of the telephone base as shown in Diagram A.

2. Plug the modular telephone line cord’s other end into a modular phone jack.

3. Insert the supplied AC Adapter’s plug into the jack marked 9V DC 400mA located on the back of the telephone base.

4. Plug the adapter into a standard 120V AC power (electrical) outlet.

5. Lift the base’s antenna to a vertical position.

Getting Started

6. Set the TONE/PULSE switch located on the back of the base to correct dialing mode. Please check with your local Phone Company if uncertain of the type of service.

7. Place handset in the cradle to begin initial charging.

WALL MOUNTING INSTRUCTIONS

The base unit may be mounted on a standard wall plate.

1. With the back of the unit facing up insert the supplied mounting bracket’s tabs into the base’s lower tab slots in then direc tion of WALL MOUNT marked on the bracket, then press down on the brackets clips and insert them into the clip slots.

2. Plug one end of the supplied short modular telephone line cord into the TEL jack located on the back of the base of the phone.

3. Insert the plug of the AC adapter into the jack marked DC 9V 400mA located on the back of the telephone base.

4. Route the adapter’s cord through the narrow groove located on the back of mounting bracket to secure the cord.

5. Plug the short modular telephone line cord into the wall plate jack, then align the mounting bracket’s keyhole slots with the wall plate studs and slide the base of the phone downward to secure it on the wall.

6. Plug the adapter into a standard AC power (electrical) outlet.

7. Press and lift out the handset holder tab, turn it around so the narrow tab end extends out and slide back into its slot. This will hold the handset in the cradle when the phone is wall mounted.

8. Lift the base’s antenna to a vertical position.

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Diagram B: Wall mounting

9. Set the Tone/Pulse switch located on the back of the base to correct dialing mode. Please check with your local Phone Company if uncertain of the type of service.

10. Place handset in the cradle to begin initial charging. Remember, you must charge the phone for at least 12 hours before you use the phone for the first time.

Note: Remember, you must charge the phone for at least 12 hours before you use the phone for the first time.

Getting Started

BATTERY INSTALLATION

The C420 uses a 3.6Volt 600mAHr NiMH

rechargeable 3 cell (AAA Type) battery that is included with your unit.

HANDSET BATTERY MUST BE CONNECTED BEFORE BEGINNING INITIAL CHARGING.

To connect battery, remove battery compart

ment cover and connect battery pack plug into the battery connector as shown in Diagram C.

Handset Battery Charging

1. Place the handset in the base. The CHARGE LED on the base will light RED

2. After the batteries are fully charged, check for dial tone by pressing TALK on the handset.

Low Battery

When the handset battery gets low, there will

be two (2) beeps every thirty (30) seconds and the TALK button will flash. If the battery becomes low while you are on a call, you will be disconnected after about two (2) minutes. Terminate the call and recharge the battery. To recharge the battery pack, place the handset in the base.

The battery charge can also be monitored via

the battery charge icon. This icon appears while the phone is in the stand by mode and indicates the condition of the batteries.

Diagram C: Installing and Connecting Battery

The battery in the handset must be fully

charged for 12 hours before using the telephone for the first time.

To Install a New Battery:

1. Remove battery cover

2. Install new battery

3. Connect battery pack

4. Replace battery cover

5. Charge for 12 hours before first use

1. Make sure the contact points are touching and the CHARGE LED is lit.

2. Be careful not to short battery with conducting materials such as rings, bracelets and keys.

Battery Life

A fully charged battery provides an average

talk time of about four (4) hours, or standby time of about (8) days.

Talk time and standby time may vary depend-

ing on operating conditions.

Getting Started

Headset Jack

You can use this telephone hands-free when you install a 2.5 mm headset (purchased

separately). To install, plug the headset into the HEADSET JACK at the top of the handset.

While in headset mode, the volume of

headset is controlled by the telephone and the handset’s earpiece and microphone are disconnected.

Ordering a Headset: In the event you wish to purchase a headset for your Clarity 420, please contact Plantronics at

1-800-544-4660 for location near you.

We recommend using the Plantronics

M110 or M130 headset.

Hearing Aid Compatibility

The handset has a special coil inside of it to

couple the sound to hearing aids equipped

with T-Switches/T-Coils.

Quick Reference Guide

A pullout quick reference guide is located on

the bottom of your C420. It will allow you to quickly reference key operations of your phone and also record the frequently dialed numbers and emergency numbers you may have stored into your telephone.

HANDSET

Set Up Mode

NOTE: In Set Up, if there is no input within

30 seconds, the program will default to the

last selection in that mode (e.g., Language) and the C420 will return to Standby. If at any time you want to exit Set Up and return

to Standby, press FLASH To enter Setup mode press and hold the

CALL button for three (3) seconds.

Setting Language Default: English

1. Press and hold CALL for three (3) seconds to enter the Set Up mode. The Caller ID display will read, “SET LANGUAGE.”

2. Press CALL once to enter the Language selection mode. The current selected language will flash.

3. Press UP through the language options. The displayed language will change to “FRENCH” or “SPANISH.”

4. Press CALL to select the language desired.

(▲) or DOWN (▼) to scroll

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5. Press UP advance to the next menu.

(▲) or DOWN (▼) to

Feature Set-up

Setting the Area Code

1. Press CALL to enter the Area Code selection mode. The left most digit in the code sequence will flash. Use the numeric keys on the key pad to enter the desired area code.

2. Press CALL to confirm.

3. Press UP advance to the next menu.

Setting Auto Talk Default: ON

With the auto talk feature ON the telephone

will automatically connect to a call when lifted from the cradle. With the Auto Talk feature OFF, you must press the TALK button to connect to an incoming call regardless of the location of the handset.

1. Press CALL to enter the auto talk selection mode.

2. Press the UP to change the mode.

3. Press call to confirm the selection.

4. Press the UP to go to the next menu.

Setting Caller ID On/Off Default: ON

1. Press CALL to enter the auto talk selection mode.

(▲) or DOWN (▼) to

(▲) or DOWN (▼)

2. Press the UP to change the mode.

3. Press CALL to confirm the selection.

4. Press the UP to go to the next menu.

If the CID mode is set to off, the LCD will

display time and date and the display will read “CID IS OFF”.

Setting Time and Date

Default Time/Date “12:00 AM 01/01” The time-and-date stamp is automatically

updated when the first incoming Caller ID

call is received. If the time setting is lost during a power

outage, the clock will flash when power

received again.

1. Press UP until the display reads, “TIME/DATE”.

2. Press CALL to start changing the date. The display shows the current time and date on the top line, e.g. “12:05AM 12/20” with the month digits flashing.

3. Press UP the month digits.

4. Press CALL once to select. After the month digits are set, the date digits flash.

5. Press UP the date digits.

6. Press CALL once to select. After the date digits are set, the hour digits flash.

(▲) or DOWN (▼) to change

(▲) or DOWN (▼)

Feature Set-up

7. Press UP (▲) or DOWN (▼) to change the hour digits.

8. Press CALL once to select. After the hour digits are set, the minute digits flash.

9. Press UP the minute digits.

10. Press CALL once to select. After the minute digits are set, AM/PM will flash.

11. Press UP AM or PM.

12. Press CALL once to select. After AM or PM is selected, the time/date digits will be blank.

(▲) or DOWN (▼) to change

(▲) or DOWN (▼) to for either

Clarity Power Technology

With the Clarity Power feature, the high frequency sounds are amplified more than the low frequency sounds so words are not just louder, but clearer and easier to understand.

BOOST Clarity Power On/Off

The C420 has a BOOST CLARITY POWER button that controls the loudness of the receiver. Once the BOOST button is pressed, an extra level of amplification is added over the entire range of the volume control.

The TALK button will light ORANGE to indi cate the CLARITY POWER feature is activated.

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13. Press CALL once to display the time/date again or press UP go to the next menu.

Setting Contrast

Default: Level 2

1. Press CALL once to enter the Contrast Level selection mode. The current selected level flashes.

2. Press UP (▲) or DOWN (▼) to change the level.

3. Press CALL to select level desired.

4. Press UP advance to the next menu.

(▲) or DOWN (▼) to

WARNING: When the TALK button is lit ORANGE volume may be at a high level. To

protect hearing, lower the volume control to minimum before using.

Volume Control

The dial controls the level of volume the handset and headset receive. The volume dial provides up to 15 dB of volume before the CLARITY POWER button is activated. Once the CLARITY POWER button is pressed, the Clarity 420 will provide up to 30 dB of gain.

Handset Ringer

Set the switch marked Ringer On/Off located on the side of the handset. The ringer switch must be set to ON for the handset to ring.

Feature Set-up

RINGER

FF ON

LUM

RING STYLE

NOTE: If both handset and base ringer’s are set to OFF, the visual ringer will flash to indi

cate there is an incoming call.

TELEPHONE BASE

BOOST ON/OFF Switch

This switch will disable the reset feature of the

BOOST Clarity Power button as follows: ON – When the Boost ON/OFF switch is set

to “ON”, the Boost function will be ON every time a call starts, and will default to ON every time the phone hangs up. During a call, the BOOST Clarity Power button can toggle the Clarity Power ON or OFF accord ing to the user’s needs.

OFF – When the Boost ON/OFF switch is set to “OFF”, the Boost function (Clarity Power) will be OFF every time a call starts, and the user will need to press the BOOST Clarity Power button in order to gain the extra level of amplification. If the phone hangs up, the Clarity Power will reset to OFF. During a call, the BOOST Clarity Power button can toggle the Clarity Power function on or off accord ing to the user’s needs.

Pulse/Tone

Slide the switch to the type of telephone ser vice you have; tone for touch-tone service or pulse for rotary dialing.

Ringer Style

The style of ring or cadence can also be

adjusted by pressing the RING STYLE button. Six (6) styles are available allowing you to customize your ring. The ringer will sound for 2 seconds while choosing a ringer style, to allow the user to make a choice.

Diagram D: Telephone Base

NOTE: If both handset and base ringer’s are

set to OFF, the visual ringer will flash to indi cate there is an incoming call.

Placing a Call

1. Press the TALK button (TALK button will illuminate GREEN) and dial the number you wish to call.

2. To end the call press the TALK button or place the handset in the base.

Ringer Volume

Adjust the volume of ring by pressing the VOLUME UP or DOWN switch until the

desired ring volume is achieved. There are six (6) levels of volume available.

Answering a Call

1. Remove handset from base. You will automatically be connected.

2. Press the TALK button.

Feature Set-up

Refer to BOOST Clarity Power and Volume

Control for information on adjusting volume

controls (Page 14).

Temporary Tone

If you have rotary (pulse) dial service, you can change from pulse to touch tone (tone) during a call.

1. Make phone call and wait until it is connected.

2. Press the * key. Keys pressed after this are sent as tone signals.

3. The phone will automatically reset to rotary (pulse) service after the call ends.

Visual Ringers

Visual ringers are located in both the hand-

set antenna and the base of the telephone.

When an incoming call is received, these

lights will flash. The handset visual ringer

will also stay lit while the phone is in use.

Flash

The FLASH button is activated to use custom

calling services such as Call Waiting or

Three Way Calling. Please contact your

local telephone company for information on these services.

Mute

The MUTE button allows the user to con-

duct a private conversation that you do not

want the person on the other end to hear. While in the mute mode, the MUTE button will illuminate RED and the microphone

in the handset is disabled. Pressing the

MUTE button again will disengage the MUTE feature.

Redial/Pause

The RD/P button operates both the last number redial and the pause feature.

Last Number Redial:

The last number dialed (up to 32 digits) is stored in the redial memory until another number is dialed.

To use this feature:

1. Press the TALK button.

2. When you hear the dial tone, press the RD/P button.

3. The phone will automatically dial for you.

Pause Feature:

Programming in a pause will cause the phone to wait four (4) seconds before dialing additional numbers. This feature may be used when it is necessary to dial an access code (9, for example) and wait for a second dial tone before you can dial an outside number. Press the RD/P button at the required point during the memory storage process to program a pause.

LCD Display Screen

The LCD located on the front of the phone will display the number you are dialing and with Caller ID service displays information about

N G

Telephone Operations

the call before you answer. The display also functions as call timer when the handset is off hook or on a call.

Lighted Key Pad

The key pad will light for fifteen (15) seconds

after removing the handset from the base. To reactivate the feature while in standby, press the TALK or the MEM button. To activate while the phone is in use, press any key.

Base Lights POWER ON – Base power is on.

IN USE/ CHARGING ON – When handset is

in the base charging, the LED will shine RED when the handset is on a call the LED will shine GREEN

Page/Handset Locator

To send a page signal from the base to the

handset, press the PAGE button located on the base of the telephone. A series of rings will sound from the handset.

To locate the handset if it is away from the

base, press and hold the PAGE button for approximately five (5) seconds. A series of rings will sound. Return the handset to the base or press the TALK button to cancel the page.

Channel Operation

The Clarity 420 cordless telephone auto-

matically searches and selects the clearest of 40 channels when it is being used. If inter ference develops on the line, pressing this button will move to another channel.

Security Code

The security code prevents your cordless

phone conversations from being accessed by a phone on a different line. Once the handset battery is fully charged, the handset will automatically select the code from over 65,000 different combinations. The code is changed every time the handset is placed in the cradle.

If you have trouble with placing or receiv ing calls, a lost security code may be the cause of the problem. When this occurs, the handset can no longer communicate with the base. Reset by placing the handset on the base for 5-10 seconds. If that does not work, unplug the AC adapter from the wall outlet. Disconnect the handset battery for

5-10 seconds, and then reconnect. Place

hand-set back on the base and then reinsert the AC adapter.

Memory Storage

Memory Storage Locations

The C420 has ten (10) indirect or two touch

memory locations on the telephone (0-9) that can be programmed to dial frequently called numbers of up to 16 digits.

One (1) Emergency Storage button is located

on the handset. These storage buttons can be programmed with numbers of up to 16 digits.

Storing Numbers into Memory:

1. Press the MEM button.

2. Dial the number you wish to store.

To Dial From Emergency Storage Location:

1. Press the TALK button.

2. Press the desired emergency button.

3. The call will automatically dial.

Editing Numbers Stored in Memory:

Replace a stored number by programming a new number in its place.

Deleting Numbers from Memory:

1. Press and hold the MEM button for (3) three seconds .

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3. Press the MEM button again.

4. Press either the emergency button or the number on the key pad that you wish to store the number to.

5. A long beep will indicate the programming process is complete.

Dialing from Memory:

1. Press the TALK button.

2. Press the MEM button.

3. Press the number on the key pad where the desired number has been stored.

4. The call will automatically dial.

2. Enter the location number (0-9) or press the emergency button and review the number.

3. Press the DEL button to erase the memory. ERASE MEMO and the location number will be displayed.

4. Press DEL again to confirm.

5. A long beep will indicate the process is complete.

NOTE: During the memory storage process the TALK button will flash GREEN

Caller ID Storage

CLA RIT Y

C420

IMPORTANT: You must subscribe to Caller ID

Service from your local telephone

company to utilize this feature.

This telephone will automatically display

an incoming caller’s name and telephone along with the date and time of the call. It

will record up to fifty (50) calls and store the

data into memory.

Diagram E: Caller ID Screen

Functions: CALL: Pressing this button will dial the num

ber displayed and functions as select and

save in the set up menu.

SCROLL UP/DOWN:

(▲) (▼) Allows for a

scrolling review either up or down through

the CID list and set up menu.

Stand By

In the stand by mode the LCD will display the following information:

• Date/Time

• Battery Status

• Number of received Example: CALLS ALL =20

• Number of new received calls. Example: 10 New

• Repeat Icon: RPT indicates CID calls that are repeated.

Viewing Call List

When an incoming call is received, the

screen will display, the name, number, date and time of call if available.

Blocked Number NUM BLOCKED will appear if the name and/

or number of the caller are blocked.

Unknown Number

NO NUMBER will appear if the name and/or number of the incoming call are not available.

If the telephone number on the Caller ID display is longer than 12 digits the display will toggle between the first half of the number and the second half automatically.

DELETE: Pressing delete will remove the entry displayed.

The LED in the handset antenna will

illuminate RED to indicate a new call has

been received.

Caller ID Operations

The REPEAT call icon will light if the C420

receives more than one call from the same number.

There will be message to indicate end

of CID list.

Placing a call from Caller ID List

2. Press DEL to select. The display briefly reads, “CID ERASED.” The next Caller ID entry appears automatically or the dis play reads, “– NO CALLS –” if the list is empty.

Phone numbers cannot be deleted while it is in the flashing mode.

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1. From stand by use the UP/ DOWN

arrows to scroll through Call List

2. Select the desired number by pressing CALL. Selected number will flash. Use the Up and Down Scroll to view available dialing options (7 digits, 10 digits or 11 digits).

3. Press CALL to select the desired call format (see below). The number will stop flashing.

4. Press CALL to dial. When you place calls using Caller ID infor

mation, you have three (3) dialing options to select from:

1. 7 digit number (123-4567)

2. 7 digit number plus area code (890-123-4567)

3. 1 plus area code plus 7 digit number (1-890-123-4567)

Deleting Calls from Call list

1. While reviewing the Caller ID, press

DEL to delete the displayed caller infor mation. The display flashes “ERASE?”

Deleting All Caller ID Information

1. While reviewing the Caller ID, hold

down DEL for three (3) seconds. The display flashes “ERASE ALL?”

2. Press DEL to select. The display briefly reads “ALL CID” and “ERASED” and then “— NO CALLS —”

At any time, you can press FLASH one time to return to standby mode. Or it will return to standby automatically when 30 seconds has elapsed without any keys being pressed.

Call Waiting

When you are on an existing call, you will hear a beep. The LCD will display the incoming calls caller ID information. To answer the waiting call, press FLASH. The original call will be placed on hold and you will be connected with the waiting call. To return to the original call, press FLASH.

If you do not access the waiting call, the caller ID information is transferred into the call list as a viewed call.

Care

The C420 has been designed to give you

years of dependable service with a minimum of care.

To ensure the utmost in performance, follow

these guidelines in caring for the unit:

1. Avoid dropping or knocking the unit.

2. Dust the unit regularly. Wipe the

Troubleshooting

The unit will not operate/no dial tone:

• Verify the TALK Button is lit.

• Verify the AC Adapter is securely plugged into the base and the telephone.

• Verify the telephone line cord is securely plugged into the wall jack and the telephone.

• Make sure the base antenna is in an upright position.

• Make sure the handset battery is fully charged.

• Verify the telephone is in the correct dialing mode, tone (touch) or pulse (rotary).

unit with a soft damp cloth. Do not use detergents and avoid excess moisture.

3. The C420 is an electrical device. Avoid electric shock by keeping the phone away from water (i.e. bath room, kitchen sink, etc.)

The phone does not ring when you

receive a call:

• Make sure the RINGER switch on the handset and base are set to ON.

• Verify the AC Adapter is securely plugged into the base and the telephone.

• Verify the telephone line cord is securely plugged into the wall jack and the telephone.

• Make sure you are in the usable range of the base station.

• You may have too many extensions on your line. Try unplugging a few devices.

• Make sure you are in the usable range of the base station.

• Reset the security code by placing the handset in the base for 5-10 seconds.

Troubleshooting

Noise, Static, Interference or Other Calls Heard while Using the Handset:

• Try changing channels.

• Make sure the base antenna is in an upright position.

• Make sure you are in the usable range of the base station.

• Make sure the handset battery is fully charged.

• Try relocating the base unit to another location.

• Make sure the AC Adapter is not plugged into the wall outlet with other appliances.

• Try relocating the base unit to another location.

Phone Will Not Hold Charge:

Difficulty in Placing or Receiving Calls:

• Move closer to the base and try again.

• If moving closer does not work, you may have lost the security code.

• Reset code by placing the handset back on the base for 5-10 seconds. (See Security Code Section)

• Make sure you have selected the correct dialing mode, tone or pulse.

• Make sure the AC Adapter is not plugged into a wall outlet with other appliances. Disconnect for 5-10 seconds then reconnect. Place the handset back on the base and reinsert the AC Adapter.

• Make sure the handset battery is fully charged.

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• Make sure the charging contacts on the handset and base are free of dust and dirt. Clean the contacts with a soft cloth.

• Make sure CHARGE LED on the base is lit when handset is in the cradle.

• If necessary, replace the handset battery. (See Handset Battery Charging)

Regulatory Compliance

Part 68 of FCC Rules Information

a) This equipment complies with Part 68 of the FCC rules and the requirements adopted by the ACTA. On the bottom of this equip ment is a label that contains, among other information, a product identifier in the format US:AAAEQ##TXXXX. If requested, this number must be provided to the tele phone company.

b) A plug and jack used to connect this equipment to the premises wiring and tele phone network must comply with the appli cable FCC Part 68 rules and requirements adopted by the ACTA. A compliant telephone cord and modular plug, RJ11C USOC, is pro vided with this product. It is designed to be connected to a compatible modular jack that is also compliant. See installation instructions for details.

c) The REN is used to determine the number of devices that may be connected to a tele phone line. Excessive RENs on a telephone line may result in the devices not ringing in response to an incoming call. In most but not all areas, the sum of RENs should not exceed five (5.0). To be certain of the number of devices that may be connected to a line, as determined by the total RENs, contact the local telephone company. For products approved after July 23, 2001, the REN for this product is part of the product identifier that has the format US:AAAEQ##TXXXX.

The digits represented by ## are the REN without a decimal point (e.g., 03 is a REN of

0.3). For earlier products, the REN is sepa rately shown on the label.

d) If this telephone equipment causes harm to the telephone network, the telephone compa ny will notify you in advance that temporary discontinuance of service may be required. But if advance notice isn’t practical, the tele phone company will notify the customer as soon as possible. Also, you will be advised of your right to file a complaint with the FCC if you believe it is necessary.

e) The telephone company may make chang

es in its facilities, equipment, operations or procedures that could affect the operation of the equipment. If this happens the telephone company will provide advance notice in order for you to make necessary modifications to maintain uninterrupted service.

f) If trouble is experienced with this telephone equipment, for repair or warranty informa tion, please contact Clarity, 1-800-552-3368. If the equipment is causing harm to the tele phone network, the telephone company may request that you disconnect the equipment until the problem is resolved.

g) This telephone equipment is not intended to be repaired and it contains no repairable parts. Opening the equipment or any attempt to perform repairs will void the warranty. For service or repairs, call 1-800-552-3368.

Regulatory Compliance

h) Connection to party line service is subject to state tariffs. Contact the state public utility commission, public service commission or cor poration commission for information.

i) If your home has specially wired alarm equipment connected to the telephone line, ensure the installation of this telephone equip ment does not disable your alarm equipment. If you have questions about what will disable alarm equipment, consult your telephone com pany or a qualified installer.

These limits are designed to provide reason able protection against harmful interference

in residential installation. This equipment generates, uses and can

radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference

to radio communications. However, there is no guarantee that interference will not occur in a particular installation; if this equipment

does cause harmful interference to radio

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j) This telephone equipment is hearing aid compatible.

Customer-Owned Coin/Credit Card Phones:

To comply with state tariffs, the telephone company must be given notification prior to connection. In some states, the state public utility commission, public service commission or corporation commission must give prior approval of connection.

Part 15 of FCC Rules Information

This device complies with Part 15 of the FCC Rules. Operation is subject to the fol lowing two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause unde sired operation.

Your equipment has been tested and found to comply with the limits of a Class B digital device, pursuant to Part 15 of FCC rules.

or television reception, which can be determined by turning the equipment off and on, you are encouraged to try to correct the interference by one of the following measures:

1. Where it can be done safely, reorient the receiving television or radio antenna.

2. To the extent possible, relocate the televi sion, radio or other receiver with respect to the telephone equipment. (This increases the separation between the telephone equip ment and the receiver.)

3. Connect the telephone equipment into an outlet on a circuit different from that to which the television, radio, or other receiver is connected.

4. Consult the dealer or an experienced Radio/TV Technician for help.

CAUTION: Changes or modifications not expressly approved by the manufacturer responsible for compliance could void the user’s authority to operate the equipment.

Regulatory Compliance

Industry Canada Technical Specifications This product meets the applicable Industry

Canada technical specifications.

Before installing this equipment, users should ensure that it is permissible to be connected to the facilities of the local telecommunica tions company. The equipment must also be installed using an acceptable method of connection. In some cases, the company’s inside wiring associated with a single line individual service may be extended by means of a certified connector assembly (telephone extension cord). The customer should be aware that compliance with the above conditions may not prevent degrada tion of service in some situations. Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier.

Any repairs or alterations made by the user to this equipment, or equipment malfunc tions, may give the telecommunications com pany cause to request the user to disconnect the equipment.

Users should ensure for their own protection that the electrical ground connections of the power utility, telephone lines and internal metallic water pipe system, if present, are connected together. This precaution may be particularly important in rural areas.

CAUTION: Users should not attempt to make such connections themselves, but should contact the appropriate electrical inspection authority, or electrician, as appropriate.

The Ringer Equivalence Number is an indi cation of the maximum number of terminals allowed to be connected to a telephone interface. The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the Ringer Equivalence Numbers of all the devices does not exceed five.

(The term “IC:” before the certification/regis tration number only signifies that the Industry Canada technical specifications were met.)

The party responsible for regulatory compliance:

Clarity, A Division of Plantronics, Inc. 4289 Bonny Oaks Drive, Suite 106 Chattanooga, TN 37406

Phone: 1-800-552-3368 The following warranty and service informa

tion applies only to products purchased and used in the U.S. and Canada. For warranty information in other countries, please contact your local retailer or distributor.

Warranty and Service

Limited Warranty

Clarity, a division of Plantronics, Inc. (“Clarity”) warrants to the original consumer purchaser that, except for limitations and exclusions set forth below, this product shall be free from defects in materials and work manship for a period of one (1) year from the date of original purchase (“Warranty Period”). The obligation of Clarity under this warranty shall be at Clarity‘s option, without charge, of any part or unit that proves to be defective in material or workmanship during the Warranty Period.

Exclusions from Warranty

This warranty applies only to defects in factory materials and factory workmanship.

Any condition caused by accident, abuse, misuse or improper operation, violation of instructions furnished by Clarity, destruction or alteration, improper electrical voltages or currents, or repair or maintenance attempted by anyone other than Clarity or an autho rized service center, is not a defect covered by this warranty. Telephone companies manufacture different types of equipment and Clarity does not warrant that its equip ment is compatible with the equipment of a particular phone company.

Implied Warranties

Under state law, you may be entitled to the benefit of certain implied warranties. These implied warranties will continue in force only during the warranty period. Some states do allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.

Incidental or Consequential Damages

Neither Clarity nor your retail dealer or selling distributors has any responsibility for any incidental or consequential damages including without limitation, commercial loss or profit, or for any incidental expenses, expenses, loss of time, or inconvenience. Some states do not allow exclusion or limitation of incidental or consequential damage, so the above limitation or exclusion may not apply to you.

Other Legal Rights

This warranty gives you specific legal rights and you may also have other rights which vary from state to state.

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Warranty and Service

How to Obtain Warranty Service

To obtain warranty service, please prepay shipment and return the unit to the appropriate facility listed below.

In the United States

Clarity Service Center 4289 Bonny Oaks Drive, Suite 106 Chattanooga, Tennessee 37406

Tel: (423) 622-7793 or (800) 426-3738 Fax: (423) 622-7646 or (800) 325-8871

In Canada

Plantronics Service Center 8112 Trans Canada Highway Ville St-Laurent, Quebec H4S 1M5 Canada

Tel: (800) 540-8363 (514) 956-8363 Fax: (514) 956-1825

Please use the original container, or pack the unit(s) in a sturdy carton with sufficient pack ing material to prevent damage.

Include the following information:

1. A proof-of-purchase indicating model number and date of purchase.

2. Bill-to address.

3. Ship-to address.

4. Number and description of units shipped.

5. Name and telephone number of person to call, should contact be necessary.

6. Reason for return and description of the problem.

Damage occurring during shipment is deemed the responsibility of the carrier, and claims should be made directly with the carrier.

CLAR ITY

C420

Teléfono inalámbrico de 900 MHz con Tecnología Clarit

y® Power

Clarity C420 Guía de usuario

™

E S

P A Ñ O

Indice

Instrucciones de seguridad . . . . . . . . . 29

Funciones . . . . . . . . . . . . . . . . . . . . . 32

Preparacíon. . . . . . . . . . . . . . . . . . . . 35

Seleccionando la ubicación

Instalación . . . . . . . . . . . . . . . . . . 35

Instalación de la batería . . . . . . . . 37

. . . . . . 35

Cargando la batería del auricular . 37

Batería con poca carga . . . . . . . . 37

Vida útil de la batería

Enchufe para audífonos . . . . . . . . . . . 37

Compatibilidad con aparatos

de ayuda auditiva . . . . . . . . . . . . 38

Guía de referencia rápida

Configuración de las funciones . . . . . . 38

Auricular . . . . . . . . . . . . . . . . . . . 38

Modo de configuración . . . . . . . 38

Tecnología Clarity Power . . . . . . 40

Aumento de Potencia

Clarity (BOOST) . . . . . . . . . . . 41

Control de Volumen . . . . . . . . . . 41

Timbre del auricular Timbre visual

Telephono Base . . . . . . . . . . . . . . 41

Activar/Desactivar BOOST

Modo de discado . . . . . . . . . . . 42

Volumen de timbre

Estilo de timbre . . . . . . . . . . . . . 42

Operación del teléfono

Haciendo una llamada . . . . . . . . . 43

Recibiendo una llamada . . . . . . . . 43

. . . . . . . . . . . . . . . 41

. . . . . . . . . . 37

. . . . . . . . . . 38

. . . . . . . . . . 41

. . . . . 41

. . . . . . . . . . . 42

. . . . . . . . . . . . 43

Tono temporal . . . . . . . . . . . . . . . 43

Destello Silencio (Mute) Remarcar/Pausa

Teclado iluminado . . . . . . . . . . . . 44

Pantella LCD . . . . . . . . . . . . . . . . 44

Indicadores luminosos de la base Operación en canales

Código de seguridad . . . . . . . . . . 45

Almacenamiento en Memoria . . . . . . . 46

Almacenamiento en memoria Ubicación de almacenamiento en memorias Almacenando números en la memoria Marcando números almacenados en la memoria Borrando números de la memoria Cambiando números almacenados en la memoria

Identificador de llamada . . . . . . . . . . 48

Viendo la lista de llamadas Haciendo una llamada desde la lista

Borrando entradas . . . . . . . . . . . . 49

Mantenimiento y cuidado . . . . . . . . . . 50

Detectando problemas . . . . . . . . . . . . 51

Cumplimiento con los reglamentos

Garantía y servicio . . . . . . . . . . . . . . 57

. . . . . . . . . . . . . . . . . . . . 43

. . . . . . . . . . . . . . . 43

. . . . . . . . . . . . . . 43

. . . . . . . . . . 45

. . . . . 46

. . . . . . . . . . . . . . . 46

. . . . . . . . . . . . . . 46

. . . . . . 48

. . . . . . . . . . . . . . . 49

. . 44

. . . . 47

. . . . 53

+ 64 hidden pages

Clarity 420 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual