Panasonic kx-tgm420 Operation Manual
Operating Instructions
Amplified Cordless Telephone with Digital Answering Machine
Model No. KX-TGM420
KX-TGM450
Before initial use, see “Getting Started”
on page 12.
Thank you for purchasing a Panasonic product.
Please read these operating instructions before using the unit and save them for
future reference.
Consulte “Guía Rápida Española”, página 73.
For assistance, visit our Web site: http://shop.panasonic.com/support for
customers in the U.S.A.
Please register your product: http://shop.panasonic.com/support
TGM420_450(en)_0426_ver031.pdf 1 2016/04/26 10:55:37
Introduction
Model composition .................4
Accessory information ............4
Graphical symbols for use on
equipment and their
descriptions ............................6
Important Information
For your safety .......................7
Important safety
instructions .............................9
For best performance .............9
Other information ..................10
Specifications .......................11
Getting Started
Setting up .............................12
Controls ................................17
Display icons ........................20
Language settings ................21
Date and time .......................21
Recording your greeting
message ...............................22
Other settings .......................22
Accessibility
Accessibility ..........................23
Tone control .........................23
Volume booster ....................24
Speech booster (making your
voice louder) .........................26
Talking keypad and
phonebook ............................26
Key tones .............................27
Message indicator ................28
Slow talk ...............................29
Using assistive listening
devices .................................29
Making/Answering Calls
Making calls ..........................32
Answering calls ....................32
Useful features during a
call ........................................33
Intercom ...............................35
Call Block
Call block ..............................37
Storing unwanted callers ......37
Phonebook
Phonebook ...........................39
Memory dial ..........................41
Programming
Menu list ...............................42
Alarm ....................................49
Silent mode ..........................49
Other programming ..............50
Registering a unit .................50
Caller ID Service
Using Caller ID service .........52
Caller list ...............................52
Answering System
Answering system ................54
Turning the answering system
on/off ....................................54
Greeting message ................54
Listening to messages ..........55
Advanced new message
alerting features ....................56
Remote operation .................58
Answering system settings ...59
2
Table of Contents
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Useful Information
Voicemail service .................60
Wall mounting .......................61
Error messages ....................63
Troubleshooting ....................64
FCC and other information ...70
Guía Rápida Española
Guía Rápida Española .........73
Appendix
Customer services ................79
Limited Warranty (ONLY FOR
U.S.A.) ..................................80
Index
Index......................................82
3
Table of Contents
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Model composition
Series Model No.
Base unit Handset
Part No. Part No. Quantity
KX-TGM420 series KX-TGM420 KX-TGM420 KX-TGMA44 1
KX-TGM450 series KX-TGM450 KX-TGM450 KX-TGMA45 1
Accessory information
Supplied accessories
No. Accessory item/Part number Quantity
A
AC adaptor
*1, *2
1
B
Telephone line cord
*2, *3
1
C Wall mounting adaptor/PNKL1001Y3 1
D
Rechargeable batteries
*4, *5
4
E
Handset cover*6/PNYNTGMA44WR
1
F
Belt clip*7/PNKE2076Z1
1
*1 PNLV226X: KX-TGM420
PNLV236-0Y: KX-TGM450
*2 The AC adaptor and telephone line cord come connected to the base unit at the time of
shipment.
*3 PQJA10075Y (Black cord), PQJA10075Z (Transparent cord)
*4 The supplied rechargeable batteries in the handset and base unit are installed with yellow
insulation sheets inserted between battery ends and the terminals at the time of shipment.
Remove the yellow insulation sheets before use.
*5 See page 5 for replacement battery information.
*6 The handset cover comes attached to the handset at the time of shipment.
*7 The belt clip comes attached to the handset at the time of shipment.
A B C D E F
4
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Introduction
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Additional/replacement accessories
Please contact your nearest Panasonic dealer for sales information (page 79).
Accessory item Model number/Specifications
Rechargeable
batteries
HHR-4DPA
*1
R To order, please visit http://shop.panasonic.com/support
Battery type:
– Nickel metal hydride (Ni-MH)
– 2 x AAA (R03) size for each handset
Headset KX-TCA60, KX-TCA400, KX-TCA430
Range extender
KX-TGA405
*2
Key detector
KX-TGA20
*3
*1 Replacement batteries may have a different capacity from that of the supplied batteries.
*2 By installing this unit, you can extend the range of your phone system to include areas
where reception was previously not available. This product can be purchased online. Please
visit our Web site: http://shop.panasonic.com/support
*3 By registering the key detector (4 max.) to a Panasonic Digital Cordless Phone and
attaching it to an easy-to-lose item in advance, you can locate and find the mislaid item to
which the key detector is attached. Please visit our Web site:
http://www.panasonic.com/tga20
Other information
R Design and specifications are subject to change without notice.
R The illustrations in these instructions may vary slightly from the actual product.
Expanding your phone system
Handset (optional): KX-TGMA44*1/KX-TGMA45
*2
You can expand your phone system by
registering optional handsets (6 max.) to a
single base unit.
R Optional handsets may be a different color
from that of the supplied handsets.
*1 Maximum receiver volume is 40 dB (when the booster is on).
*2 Maximum receiver volume is 50 dB (when the booster is on).
For assistance, please visit http://shop.panasonic.com/support
5
Introduction
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Graphical symbols for use on equipment and their descriptions
Symbol Explanation Symbol Explanation
Alternating current (A.C.) Class P equipment
(equipment in which
protection against electric
shock relies on Double
Insulation or Reinforced
Insulation)
Direct current (D.C.) “ON” (power)
Protective earth “OFF” (power)
Protective bonding earth Stand-by (power)
Functional earth “ON”/“OFF” (power;
push-push)
For indoor use only Caution, risk of electric
shock
6
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Introduction
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For your safety
To prevent severe injury and loss of life/property, read this section carefully before using the
product to ensure proper and safe operation of your product.
WARNING
Power connection
R Use only the power source marked on the product.
R Do not overload power outlets and extension cords. This can result in the risk of fire or electric
shock.
R Completely insert the AC adaptor/power plug into the power outlet. Failure to do so may cause
electric shock and/or excessive heat resulting in a fire.
R Regularly remove any dust, etc. from the AC adaptor/power plug by pulling it from the power
outlet, then wiping with a dry cloth. Accumulated dust may cause an insulation defect from
moisture, etc. resulting in a fire.
R Unplug the product from power outlets if it emits smoke, an abnormal smell, or makes an
unusual noise. These conditions can cause fire or electric shock. Confirm that smoke has
stopped emitting and contact us at http://shop.panasonic.com/support
R Unplug from power outlets and never touch the inside of the product if its casing has been
broken open.
R Never touch the plug with wet hands. Danger of electric shock exists.
Installation
R To prevent the risk of fire or electrical shock, do not expose the product to rain or any type of
moisture.
R Do not place or use this product near automatically controlled devices such as automatic
doors and fire alarms. Radio waves emitted from this product may cause such devices to
malfunction resulting in an accident.
R Do not allow the AC adaptor or telephone line cord to be excessively pulled, bent or placed
under heavy objects.
Operating safeguards
R Unplug the product from power outlets before cleaning. Do not use liquid or aerosol cleaners.
R Do not disassemble the product.
R Do not spill liquids (detergents, cleansers, etc.) onto the telephone line cord plug, or allow it to
become wet at all. This may cause a fire. If the telephone line cord plug becomes wet,
immediately pull it from the telephone wall jack, and do not use.
R To prevent hearing damage, make sure anyone who uses this product is aware that the
product can produce very loud sounds, and make sure children use this product only under
adult supervision.
R To prevent hearing damage, we recommend that you set this product to the lowest volume
setting at which you can hear adequately. Note that when the BOOST indicator is lit in red, the
volume booster feature is enabled and the product may emit sounds at very high volume.
R Avoid prolonged exposure to loud sounds produced by this product. Be aware that the louder
a sound is, the less time is needed to cause hearing damage. In the event that you experience
hearing discomfort, consult a medical professional.
For assistance, please visit http://shop.panasonic.com/support
7
Important Information
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Medical
R Consult the manufacturer of any personal medical devices, such as pacemakers or hearing
aids, to determine if they are adequately shielded from external RF (radio frequency) energy.
(The product operates in the frequency range of 1.92 GHz to 1.93 GHz, and the RF
transmission power is 115 mW (max.).)
R Do not use the product in health care facilities if any regulations posted in the area instruct you
not to do so. Hospitals or health care facilities may be using equipment that could be sensitive
to external RF energy.
CAUTION
Installation and location
R Never install telephone wiring during an electrical storm.
R Never install telephone line jacks in wet locations unless the jack is specifically designed for
wet locations.
R Never touch uninsulated telephone wires or terminals unless the telephone line has been
disconnected at the network interface.
R Use caution when installing or modifying telephone lines.
R The AC adaptor is used as the main disconnect device. Ensure that the AC outlet is installed
near the product and is easily accessible.
R This product is unable to make calls when:
– the handset batteries need recharging or have failed.
– there is a power failure.
Ni-MH rechargeable batteries (supplied)
R We recommend using the batteries noted on page 5. USE ONLY rechargeable Ni-MH
batteries AAA (R03) size.
R Do not mix old and new batteries.
R Do not open or mutilate the batteries. Released electrolyte from the batteries is corrosive and
may cause burns or injury to the eyes or skin. The electrolyte is toxic and may be harmful if
swallowed.
R Exercise care when handling the batteries. Do not allow conductive materials such as rings,
bracelets, or keys to touch the batteries, otherwise a short circuit may cause the batteries and/
or the conductive material to overheat and cause burns.
R Charge the batteries provided with or identified for use with this product only, in accordance
with the instructions and limitations specified in this manual.
R Only use a compatible base unit (or charger) to charge the batteries. Do not tamper with the
base unit (or charger). Failure to follow these instructions may cause the batteries to swell or
explode.
Attention:
A nickel metal hydride battery that is recyclable powers
the product you have purchased.
Please call 1-800-8-BATTERY (1-800-822-8837) for
information on how to recycle this battery.
8
For assistance, please visit http://shop.panasonic.com/support
Important Information
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Note when using alkaline batteries for power backup
R The batteries should be used correctly, otherwise the unit may be damaged due to battery
leakage.
R Do not charge, short-circuit, disassemble, or heat the batteries.
R Do not dispose of batteries in a fire.
R Remove all the batteries when replacing.
R Do not mix old, new or different types of batteries.
R It is recommended that batteries are replaced annually.
R It is recommended that batteries are replaced after a power outage.
Important safety instructions
When using your product, basic safety precautions should always be followed to reduce the risk
of fire, electric shock, and injury to persons, including the following:
1. Do not use this product near water for example, near a bathtub, washbowl, kitchen sink, or
laundry tub, in a wet basement or near a swimming pool.
2. Avoid using a telephone (other than a cordless type) during an electrical storm. There may be
a remote risk of electric shock from lightning.
3. Do not use the telephone to report a gas leak in the vicinity of the leak.
4. Use only the power cord and batteries indicated in this manual. Do not dispose of batteries in
a fire. They may explode. Check with local codes for possible special disposal instructions.
SAVE THESE INSTRUCTIONS
For best performance
Base unit location/avoiding noise
The base unit and other compatible Panasonic units use radio waves to communicate with each
other.
R For maximum coverage and noise-free communications, place your base unit:
– at a convenient, high, and central location with no obstructions between the handset and
base unit in an indoor environment.
– away from electronic appliances such as TVs, radios, personal computers, wireless
devices, or other phones.
– facing away from radio frequency transmitters, such as external antennas of mobile phone
cell stations. (Avoid putting the base unit on a bay window or near a window.)
R Coverage and voice quality depends on the local environmental conditions.
R If the reception for a base unit location is not satisfactory, move the base unit to another
location for better reception.
Environment
R Keep the product away from electrical noise generating devices, such as fluorescent lamps
and motors.
R The product should be kept free from excessive smoke, dust, high temperature, and vibration.
R The product should not be exposed to direct sunlight.
R Do not place heavy objects on top of the product.
R When you leave the product unused for a long period of time, unplug the product from the
power outlet.
For assistance, please visit http://shop.panasonic.com/support
9
Important Information
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R The product should be kept away from heat sources such as heaters, kitchen stoves, etc. It
should not be placed in rooms where the temperature is less than 0 °C (32 °F) or greater than
40 °C (104 °F). Damp basements should also be avoided.
R The maximum calling distance may be shortened when the product is used in the following
places: Near obstacles such as hills, tunnels, underground, near metal objects such as wire
fences, etc.
R Operating the product near electrical appliances may cause interference. Move away from the
electrical appliances.
Routine care
R Wipe the outer surface of the product with a soft moist cloth.
R Do not use benzine, thinner, or any abrasive powder.
Other information
CAUTION: Risk of explosion if battery is replaced by an incorrect type. Dispose of used batteries
according to the instructions.
Notice for product disposal, transfer, or return
R This product can store your private/confidential information. To protect your privacy/
confidentiality, we recommend that you erase information such as phonebook or caller list
entries from the memory before you dispose of, transfer, or return the product.
Notice
10
For assistance, please visit http://shop.panasonic.com/support
Important Information
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Specifications
R Standard:
DECT 6.0 (Digital Enhanced Cordless Telecommunications 6.0)
R Frequency range:
1.92 GHz to 1.93 GHz
R RF transmission power:
115 mW (max.)
R Power source:
120 V AC, 60 Hz
R Power consumption:
Base unit*1:
Standby: Approx. 0.8 W
Maximum: Approx. 4.3 W
Base unit*2:
Standby: Approx. 1.0 W
Maximum: Approx. 8.3 W
R Operating conditions:
0 °C – 40 °C (32 °F – 104 °F), 20 % – 80 % relative air humidity (dry)
*1 KX-TGM420
*2 KX-TGM450
For assistance, please visit http://shop.panasonic.com/support
11
Important Information
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Setting up
Connections
Connect the AC adaptor to the unit by pressing the plug firmly.
Fasten the cord by hooking it.
Connect the AC adaptor to the power outlet.
Connect the telephone line cord to the unit, then to the
single-line telephone jack (RJ11C) until you hear a click.
A DSL/ADSL filter (not supplied) is required if you have a DSL/
ADSL service.
Note:
R The AC adaptor and telephone line cord come connected to the base unit at the time of
shipment.
R Use only the supplied Panasonic AC adaptor.
*1
*1 PNLV226: KX-TGM420
PNLV236: KX-TGM450
5
4
3
4
1
2
12
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Getting Started
TGM420_450(en)_0426_ver031.pdf 12 2016/04/26 10:55:37
Handset battery charging
2 rechargeable Ni-MH batteries are installed in the handset at the
time of shipment.
Before initial use: Remove the yellow insulation sheet before
using the handset.
Charge for about 7 hours.
R Confirm “Charging” is displayed (
1
).
R When the batteries are fully charged, “Fully charged” is displayed.
1
R Follow the directions on the display to set up the unit.
Handset battery level
Icon Battery level
High
Medium
Low
Needs charging.
Empty
Panasonic Ni-MH battery performance
Operation Operating time
In continuous use
13 hours max.
*1
Not in use (standby)
9 days max.
*1
*1 If eco mode is on and booster is off.
For assistance, please visit http://shop.panasonic.com/support
13
Getting Started
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Note:
R Actual battery performance depends on usage and ambient environment.
Handset battery installation (for replacement)
R USE ONLY rechargeable Ni-MH batteries AAA (R03) size (
1
).
R Do NOT use alkaline/manganese/Ni-Cd batteries.
R Confirm correct polarities (
, ).
1
Base unit backup batteries
2 rechargeable Ni-MH batteries are installed in the base unit at the
time of shipment. These batteries can be used to supply power to
the base unit in the event of a power failure.
Before initial use: Remove the yellow insulation sheet before
using the base unit.
Base unit battery status when a power failure occurs
Item Battery status
Power backup mode is on.
*1
Battery power is low.
*2
*1
When the base unit is running on battery power, “
” is displayed on the message counter
of the base unit. If there is other information that can be displayed, such as the number of
answering system messages, the other information is displayed.
*2 When the base unit is running on battery power and the remaining battery power is too low,
“
” flashes and the base unit beeps. Additionally, the base unit’s message indicator
flashes.
Panasonic Ni-MH battery performance when operating on
backup battery power
Operation Operating time
In continuous use 3 hours max.
14
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Getting Started
TGM420_450(en)_0426_ver031.pdf 14 2016/04/26 10:55:37
Operation Operating time
Not in use (standby) 4 hours max.
Note:
R Battery performance depends on the type of batteries.
R Actual battery performance depends on usage and ambient environment.
R If the base unit is running on battery power, the brightness of the message counter on the
base unit is reduced to save battery power.
R When the base unit is running on battery power, the maximum ringer volume of the base unit
will be reduced.
R If your phone service provider requires additional devices in order to make and receive calls,
such as a modem, you may still not be able to make and receive calls even if the base unit’s
backup power feature is functioning.
Base unit battery installation (for replacement)
Important:
R The following AAA (R03) size batteries can be used with the base unit:
– Rechargeable Ni-MH batteries
*1
– Standard (non-rechargeable) alkaline batteries
*2
R Do NOT use manganese batteries.
R Confirm correct polarities (
, ).
*1 The base unit can fully charge Ni-MH batteries in about 15 hours.
*2 If the rechargeable batteries become depleted during a power failure, you can insert alkaline
batteries into the base unit. Remove the alkaline batteries when power is restored.
1 Disconnect the telephone line cord (A).
2 Open the battery cover (B).
3 Install the batteries in the battery compartment (C).
4 Close the cover (D), then reconnect the telephone line cord
(E).
A
E
C
B
D
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15
Getting Started
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Note when setting up
Note for connections
R The AC adaptor must remain connected at all times. (It is normal for the adaptor to feel warm
during use.)
R The AC adaptor should be connected to a vertically oriented or floor-mounted AC outlet. Do
not connect the AC adaptor to a ceiling-mounted AC outlet, as the weight of the adaptor may
cause it to become disconnected.
Note for battery installation
R Use the supplied rechargeable batteries. For replacement, we recommend using the
Panasonic rechargeable batteries noted on page 5, 8.
Note for battery charging
R It is normal for the handset to feel warm during charging.
R Clean the charge contacts of the handset, base unit, and charger with a soft and dry cloth
once a month. Before cleaning the unit, disconnect from power outlets and any telephone line
cords. Clean more often if the unit is exposed to grease, dust, or high humidity.
Intelligent eco mode
This feature automatically reduces handset power consumption by
suppressing handset transmission power when the handset is close
to the base unit.
R When this feature is activated,
is displayed.
R Eco mode is turned off when the sound enhancer is activated (page 34).
16
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Getting Started
TGM420_450(en)_0426_ver031.pdf 16 2016/04/26 10:55:37
Controls
Handset
B
A
I
K
L
H
M
O
P
F
E
G
C
D
J
A
B
A
N
Belt clip holes
R The belt clip comes attached to the handset at the time of shipment.
Speaker
MTONEN (Tone control)
MjN/MkN (VOL.: Volume up/down)
MFLASHN
MTALKN
Dial keypad
*: Temporary tone dialing
0: ( ) Ringer off
Headset jack
R This jack is used to connect an optional headset (page 5) or a user-supplied neckloop to
the handset. You must set the “Headset type” setting to match the type of device
connected (page 30).
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17
Getting Started
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MZN (SP-PHONE: Speakerphone)
Microphone
Message indicator
Receiver
Display
MOFFN
MSLOWN (SLOW TALK)
SLOW TALK indicator
MBOOSTN
BOOST indicator
R Light off: Volume booster is turned off.
Light in red: Volume booster is turned on.
Note that when the BOOST indicator is lit in red, the volume booster feature is enabled
and the product may emit sounds at very high volume.
Charge contacts
n Control type
Soft keys
By pressing a soft key, you can select the feature shown directly
above it on the display.
Navigator key
– MDN, MCN, MFN, or MEN: Scroll through various lists and items.
– VOL. (Volume: MDN or MCN): Adjust the receiver or speaker
volume while talking.
– MFN W: View the phonebook entry.
– MEN REDIAL: View the redial list.
– MCN CID (Caller ID): View the caller list.
18
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Getting Started
TGM420_450(en)_0426_ver031.pdf 18 2016/04/26 10:55:38
Base unit
A B
L
NP O
G
H
I
K
J
M
E
F
C
D
Charge contacts
Speaker
MRINGER OFFN
RINGER OFF indicator
MFLASH/CALL WAITN
MLOCATOR/INTERCOMN
R You can locate a misplaced handset by pressing MLOCATOR/INTERCOMN.
M N (Repeat)
M N (Skip)
Message counter
MSLOW TALKN
SLOW TALK indicator
MTONEN (Tone control)
MERASE/MUTEN
MjN/MkN (VOLUME: Volume up/down)
MM1N (Memory dial 1)
MM2N (Memory dial 2)
MM3N (Memory dial 3)
MZN (SP-PHONE: Speakerphone)
SP-PHONE indicator (Z)
Message indicator
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19
Getting Started
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Microphone
M N (PLAY/STOP)
New Message/Play indicator ( )
MANSWER ON/OFFN
ANSWER ON/OFF indicator ( )
Display icons
Handset display items
Item Meaning
Within base unit range
Out of base unit range
Sound enhancer is on. (page 34)
The line is in use.
R When flashing: The call is put on hold.
R When flashing rapidly: An incoming call is now being received.
Speech booster is on. (page 26)
Eco mode is on. (page 16)
Noise reduction is set. (page 34)
– Tone control level (Tone 1-6 or Custom tone)
Z Speakerphone is on. (page 32)
Ringer volume is off. (page 33, 44)
Silent mode is on. (page 50)
Call sharing mode is off. (page 47)
Alarm is on. (page 49)
Handset number
Battery level
Blocked call (page 37)
In use
Answering system is being used by another handset or the base unit.
Line in use
Someone is using the line.
20
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Getting Started
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Base unit display items
Item Meaning
“Greeting only” is selected. Caller messages are not recorded.
(page 59)
Power backup mode is on. (page 14)
Language settings
Display language
1 MMENUN#110
2 MbN: Select the desired setting. a MSAVEN a MOFFN
Voice announcement language
You can select the language used for the following features.
– Answering system guidance
– Talking Caller ID
– Talking keypad and phonebook
1 MMENUN#112
2 MbN: Select the desired setting. a MSAVEN a MOFFN
R The setting will be applied in about 5 seconds.
Date and time
1 MMENUN#101
2 Enter the current month, date, and year by selecting 2 digits for
each.
Example: July 12, 2016
07 12 16
3 MOKN
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21
Getting Started
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4 Enter the current hour and minute (12-hour clock format) by
selecting 2 digits for each.
Example: 9:30
09 30
5 *: Select “AM” or “PM”.
6 MSAVEN a MOFFN
Note:
R When English is selected as the display language, 12-hour clock format is used. When
Spanish is selected, 24-hour clock format is used.
Recording your greeting message
You can record your own greeting message instead of using a
pre-recorded greeting message. See page 54 for details.
1 MMENUN#302
2 MbN: “Yes” a MSELECTN
3 Record a greeting message. a MSTOPN a MOFFN
Other settings
Dialing mode
If you cannot make calls, change this setting according to your
telephone line service. The default setting is “Tone”.
“Tone”: For tone dial service.
“Pulse”: For rotary/pulse dial service.
1 MMENUN#120
2 MbN: Select the desired setting. a MSAVEN a MOFFN
22
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Getting Started
TGM420_450(en)_0426_ver031.pdf 22 2016/04/26 10:55:38
Accessibility
This product is designed to provide not only optimal volume, but
optimal sound quality as well, ensuring that every call is heard loud
and clear.
Tone control
This feature clarifies the voice of the person you are talking to,
producing a more natural-sounding voice that is easier to hear and
understand. This feature can be set for each unit.
The following settings are available.
Handset:
– Receiver: “Tone 1-6” and “Custom tone 1-20”
– Speakerphone: “Tone 1-4”
– Headset: “Tone 1-4” and “Custom tone 1-20”
Base unit: “
- ” (Tone 1-4)
Handset
You can select a tone control setting while talking on the phone.
There are two methods available.
n Using the MTONEN key
1 Press MTONEN on the side repeatedly to select the desired
setting while talking.
2 To exit, press MBACKN or wait for a few seconds.
R The selected setting is shown on the handset display while talking.
Note:
R To select one of the “Custom tone” settings, follow the instructions in “Using the
MMENUN key”, page 23.
n Using the MMENUN key
1 Press MMENUN while talking.
2 MbN: “Tone control” a MSELECTN
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3 MbN: Select the desired setting. a MOKN
R If you select “Custom tone”, select the desired type. a MOKN
R The selected setting is shown on the handset display while talking.
Base unit
1 Press and hold MTONEN for about 2 seconds while talking.
2 Press MjN or MkN repeatedly to select the desired setting.
R The selected setting flashes on the message counter while talking.
3 To exit, press MTONEN or wait for about 5 seconds.
Note for handset and base unit:
R The selected setting is applied immediately and is also used for future calls.
R Depending on the condition and quality of your telephone line, this feature may emphasize
existing line noise. If it becomes difficult to hear, reset to the default setting (Tone 2).
Volume booster
This feature allows you to drastically increase the volume of the
other party’s voice. This feature can be set for each unit.
WARNING
R This feature is designed for users who are hard of hearing. If other users use the phone, be
sure to turn this feature off.
R Do not use this feature unnecessarily. High volume emitted from the product may cause
hearing damage.
R Pressing the MBOOSTN key activates the volume booster feature. Use this key with care. At its
loudest setting (volume and volume booster features set to their highest settings), the product
can output sound at up to 40 dB (KX-TGM420) or 50 dB (KX-TGM450). To prevent hearing
damage, we recommend that you set this product to the lowest volume setting at which you
can hear adequately.
Turning on the volume booster
1 Press MBOOSTN while on a call.
R The BOOST indicator lights in red.
2 Press MjN or MkN on the side repeatedly to select the desired
volume.
R The selected volume setting is shown on the handset display while talking.
R The selected volume setting is used for future calls when the booster is turned on.
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Note:
R Noise reduction is automatically turned on when the booster is turned on. In this case, the
menu that allows you to turn off noise reduction is not shown even after you press MMENUN
while on a call.
R
is not shown if the noise reduction feature was turned off before you turned on the
volume booster.
R If the auto boost feature is turned on (page 25), volume booster turns on automatically when
you make or answer a call. If the auto boost feature is turned off, volume booster turns off
automatically at the end of each call.
Turning on auto boost
If the auto boost feature is turned on, volume booster turns on
automatically when you make or answer a call. This feature is
useful if the unit is used mainly by a user who is hard of hearing.
1 MMENUN#782
2 MbN: Select the desired setting. a MSAVEN a MOFFN
R If the volume booster is turned on, the BOOST indicator lights in red during a call.
Note:
R While on a call, you can temporarily turn the volume booster off by pressing MBOOSTN, and
adjust the volume by pressing MjN or MkN on the side repeatedly.
Adjusting the volume
While on a call, you can adjust the volume by pressing MjN or MkN
on the side repeatedly.
R The selected volume setting is shown on the handset display.
R The selected volume setting is applied immediately and is also used for future calls. A
separate setting is used for when volume booster is on and when it is off.
Available volume settings
The available settings vary by model and whether volume booster
is turned on or off.
BOOST indicator Volume booster Available volume settings Default
Light off Turned off Receiver: 1–15 15
Speakerphone: 1–21 15
Headset: 1–15 15
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BOOST indicator Volume booster Available volume settings Default
Light in red Turned on KX-TGM420 series
Receiver: 12–40 15
Speakerphone: 18–30 21
Headset: 12–40 15
KX-TGM450 series
Receiver: 12–50 15
Speakerphone: 18–40 21
Headset: 12–50 15
Speech booster (making your voice louder)
This feature allows you to increase the volume of your voice heard
by the other party. This feature can be set for each handset.
WARNING
R The speech booster feature can be used to increase the volume of your voice heard by the
other party. If this feature is used unnecessarily, your voice may be too loud. We recommend
that you use this feature only if your voice is too quiet to be heard by the other party.
1 Press MMENUN while on a call.
2 MbN: “Boost speech on” or “Boost speech off” a
MSELECTN
R The selected setting is applied immediately and is also used for future calls.
Note:
R You can set this feature in standby mode (page 45).
Talking keypad and phonebook
This feature helps you by announcing the following information as
you use the phone.
Handset:
– Phone numbers entered for dialing, phonebook, and memory
dial. The unit can announce numbers (0 to 9), special keys
(*, #, and MFLASHN), and dialing pauses (MDN).
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