Lucent Technologies 4U40 User manual

Cord-Free Headset
user's
guide
Lucent Technologies
Bell Labs Innovations

english
4U40
CORD-FREE HEADSET
S
6.15 M 6.53 L
6.95
Head Breadth
Protrusion
Ange
S 17°
M 24.5°
L 33°
Bitragion Width
S
6.15 M
6.53
L
6.95

IMPORTANT SAFETY
INSTRUCTIONS
When using your 4U40 cord-free headset equipment, basic safety precautions
should always be followed to reduce the risk of electric shock, and injury
to persons, including the following:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
Read and understand all instructions.
Follow all warnings and instructions marked on the product.
The symbol identifies and alerts the user to the presence of important
operating and service instructions.
Unplug this product from the wall outlet before cleaning. Do not use liquid
cleaners or aerosol cleaners. Use a damp cloth for cleaning.
Do not locate base unit near water, for example, near a bath tub, wash bowl,
kitchen sink, or laundry tub, in a wet basement or near a swimming pool.
Do not place this product on an unstable cart, stand or table. The product may
fall, causing serious damage to the product.
Slots and openings in the cabinet and the bottom or back are provided for
ventilation, to protect it from overheating; these openings must not be blocked
or covered. The openings should never be blocked by placing the product in the
bed, sofa, rug or other similar surface. This product should never be placed near
or over a radiator or heat register. This product should not be placed in a built-in
installation unless proper ventilation is provided.
This product should be operated only from the type of power source indicated
on the marking label. If you are not sure of the type of power supply to your
home, consult your dealer or local power company.
Do not allow anything to rest on the power cord. Do not locate this product
where the cord will be abused by persons walking on it.
Do not overload outlets and extension cords as this can result in the risk of fire
or electric shock.
Never push objects of any kind into this product through cabinet slots as they
may touch dangerous voltage points or short out parts that could result in a
risk of fire or electric shock. Never spill liquid of any kind on the product.
To reduce the risk of electric shock, do not disassemble this product, but take
it to qualified servicemen when service or repair work is required. Opening or
removing covers may expose you to dangerous voltages or other risks. Incorrect
reassembly can cause electric shock when the appliance is subsequently used.
Avoid using a telephone (other than a cordless type) during an electrical storm.
There may be a risk of electric shock from lightning.
Do not use the 4U40 cord-free headset to report a gas leak in the vicinity of
the leak.
Unplug this product from the wall outlet and refer servicing to qualified service
personnel under the following conditions:
a) When the power supply cord or plug is damaged or frayed.
b) If liquid has been spilled into the product.

15.
16.
17.
18.
19.
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21.
c) If the product has been exposed to rain or water.
d) If the product does not operate normally by following the operating
instructions. Adjust only those controls that care covered by the operating
instructions because improper adjustments of other controls may result in
damage and will often require extensive work by a qualified technician to
restore the product to normal operation.
e) If the product has been dropped or the cabinet has been damaged.
f) If the product exhibits a distinct change in performance.
Never install telephone wiring during a Iightning storm.
Never install telephone jacks in wet locations unless the jack is specifically
designed for wet locations.
Never touch uninsulated telephone wires or terminals unless the telephone line
has been disconnected at the network interface.
Use caution when installing or modifying telephone lines.
Use only with Class 2 power source. Lucent Comcode No. 407849264, rated at
an input voltage of 110 VAC, 60 Hz and an output voltage of 9 Vdc, 210 mA.
This product requires AC power in order to operate. In order to have phone
service during a power outage, have another telephone available that is
powered only by the telephone line.
Keep all product cords and cables away from operating machinery.
SAVE THESE INSTRUCTIONS
CAUTION: To reduce the risk of fire or injury to persons,
read and follow these instructions.
1.
2.
3.
4.
5.
6.
Use only the following type and size battery pack: See page 11 of this manual for a list
of battery models.
Do not dispose of the battery pack in a fire. The cell may explode. Check with local
codes for possible special disposal instructions. See page 11 for information on battery
recycling.
Do not open or mutilate battery pack. Released electrolyte is corrosive and may cause
damage to the eyes or skin. It may be toxic is swallowed.
Exercise care in handling batteries in order not to short the battery with conducting
materials such as rings, bracelets, and keys. The battery pack or conductor may over-
heat and cause burns.
Charge the battery pack in accordance with instructions supplied with this unit.
Observe proper orientation between battery pack and charger contacts.

Contents
Introduction
Before you begin
Installation
The battery pack
Placing a call
Answering a call
Other Functions
Memory and number storage
Trouble shooting
Specifications
Replacement parts and accessories
Warranty
FCC information
1
4
5
10
12
13
14
15
19
21
22
24
25

welcome
to hands-free
communications from
Lucent
To fully access all the features of your 4U40 cord-free headset,
please read this User's Guide thoroughly.
The 4U40 cord-free headset combines a unique headset and a
pocket-sized remote with all the features of a traditional cordless
phone for superior hands-free communication.
The 4U40 cord-free headset may be worn two ways: As a
super lightweight Over-the Ear model or as an ultra-stable
Over-the-Head model. Both allow for hands-free operation
and maximum mobility.
True compander circuitry virtually eliminates background
noise; and the forty-channel range of the 4U40 cord-free
headset insures the best possible reception in a variety of
calling situations.
The automatic digital security code feature of the 4U40 cord-
free headset protects your equipment against unauthorized use
and against misbilled calls resulting from the activation of your
unit by other remote equipment. This feature automatically locks
your phone when the electronic remote is in the base unit.
Features
900 MHz operation
10-Number memory
40 Channels
Automatic Digital Security Code
AutoStandby
BatterySave Feature
Extended range and clarity
One-way Page/Find
Belt Clip
Tone/Pulse Dialing
Ringer Volume
Redial and Flash
Hearing-aid compatible
1

Model 4U40
Cord Free Headset
1
2
3
4
5
6
7
8
Base unit
Remote unit
Rechargeable battery
Headset with headband (to be purchased separately)
Clothing clip
AC adapter
Short telephone cord
Long telephone cord
2

1
2
3
4
5
6
Remote
Unit
Belt clip
Battery compartment
Antenna
Headset jack
On/off
Memory
Base
Unit
7
8
9
10
11
12
Redial/pause
Low battery indicator
Channel
Flash
Redial/pause
Remote recharger contact points
1
2
3
4
5
6
7
8
9
10
11
Dial mode switch
9V DC input jack
Telephone line jack
Wall hook
Channel cord holders
Power indicator
In use indicator
Charge indicator
Page/find
Antenna
Base unit recharger contact points
3

1beforeENGLISH
you begin
Location
Avoid locating the 4U40 cord-free headset where
it will be exposed to excessive heat or humidity
(e.g., in a kithcen or bathroom). The Base Unit of
the 4U40 may be placed on a desk or tabletop
near a standard 120V AC outlet and a telephone
line jack, mounted on a standard wall plate or
mounted directly on the wall. Keep the Base Unit
and Remote away from sources of electrical noise
(motors, flourescent lighting, etc.). Always insure
that there is sufficient space to safely extend the
Base Unit antenna to its full length.
Setting the Dial Mode Switch (rear panel of
base unit)
Set the dial mode switch to T for tone dialing, or
P for pulse dialing.
4

desk or tabletop
2ENGLISH
installation
1. Plug the AC adapter into the 9V DC input jack at
the rear panel of the Base Unit.
2. Plug the AC Adapter into a standard 120V wall
outlet. Use only the AC Adapter supplied with the
4U40 cord-free headset.
3. Connect one end of the telephone line to the
TEL LINE jack at the back of the Base Unit.
4. Raise the Base Unit's antenna.
5. Plug the other end of the 4U40 cord-free headset
line into the telephone wall jack.
5

wall
3
ENGLISH
installation
Setting the Remote Retainer
1. Remove the Remote Retainer on the Base
Unit, moving it in an upwards direction.
2. Flip the Retainer over so that the tab
is facing up.
3. Slide the Retainer back into the Base Unit.
Mounting on a Standard Wall Plate
The 4U40 cord-free headset is designed for
mounting on a standard Lucent wall plate.
1. Insert the AC Adapter cord into the jack at
the back of the Base Unit and plug the AC
Adapter into a standard 120V AC wall outlet.
Use only the AC Adapter supplied with the
4U40 cord-free headset
6

wall ENGLISH
installation
2. Place the AC Adapter cord inside the left channel
cord holder.
3. Plug the short telephone cord into the phone
and the wall plate jack.
4. Secure the Base Unit to the wall plate by
positioning unit on the wall plate mounting posts.
lock into place by sliding downward.
5. Raise the antenna on the Base Unit.
7

wall
installation ENGLISH
Mounting Directly on a Wall.
If desired, the 4U40 cord-free headset may be
installed directly on the wall without a standard
wall plate. Before mounting the 4U40 cord-free
headset directly to wall, one should:
●
●
●
Select a location away from electrical lines,
pipes or other potential hazards contained inside
the wall.
Be sure that the wall material is sufficient to
support the Base Unit and Remote.
Use #10 screws with an anchoring device suitable
for the wall material.
1. Insert the screws, with their appropriate
anchoring devices, at the desired level; one
placed approximately 3 5/16 inches above the
other. Allow 3/16 of an inch between the wall
and screw heads for mounting the unit on the
wall plate.
2. Insert AC Adapter into the Base Unit.
Plug the AC Adapter into a standard 120V AC wall
outlet. Use only the Adapter supplied with the
4U40 cord-free headset.
3. Place the AC Adapter cord in the left channel
cord holder.
8

wall ENGLISH
installation
4. Plug one end of the telephone cord into the TEL
LINE jack on the Base Unit.
5. Place the telephone cord into the right channel
cord holder.
6. Place the Base Unit on the screws and push
down until firmly seated.
7. After the unit is mounted, raise the antenna.
8. Plug the other end of the telephone line into the
telephone wall jack.
9

installing
4
ENGLISH
the battery pack
The 4U40 cord-free headset has a built-in Memory
Backup feature that allows up to 3 minutes for the
the replacement of the unit's battery without losing
phone numbers stored in the heasdet's memory. To
intall or replace the rechargeable battery in your
phone, follow these steps:
1. Remove the Remote's bettery cover.
2. Plug the battery's cable into the Remote. The
plastic connection will mate only one way. If the
cable does not fit properly, make sure the bat-
tery's connector is properly aligned.
3. Replace the battery cover.
For Optimum battery performance:
Charge the new battery for at least 12-16 hours
before using your phone.
Do not allow the battery to completely discharge.
Return the Remote to the Base Unit after use.
10

installing ENGLISH
the battery pack
Charging the Remote
Place the Remote on the Base Unit to charge.
Low Battery Indicator
When the Battery Pack in the Remote is low and
needs to be charged, the BATT LOW indicator flash-
es. If this occurs while the Remote is in use, the unit
emits an alert signal. Complete your call quickly and
return the Remote to the Base Unit for charging.
Allow 12-16 hours without interruption for the
Remote to fully recharge.
Replacing the Battery Pack
The battery pack may need to be replaced when it is
no longer able to maintain a charge. When replacing
the NICAD battery pack, use only the specified packs
as follows:
● Lucent 407849256
The RBRC™ Seal and Battery Recycling
The RBRC™ Seal on the nickel-cadmium battery pack
contained in our product indicates that Lucent is
voluntarily participating in an industry program to
collect and recycle these battery packs at the end of
their useful life, when taken out of service within the
United States. The RBRC program provides a conve-
nient alternative to placing spent nickel-cadmium
battery packs into the trash or municipal waste
stream, which is illegal in some areas.
Payments made to the RBRC by Lucent make it easy
for you to drop off the spent battery pack at local
retailers of replacement nickel-cadmium batteries.
You may also contact your local recycling center or
call 1-800-8BATTERY for information on where to
return the spent battery pack. Lucent involvement in
this program is part of its commitment to protecting
our environment and conserving natural resources.
11

5
placing
a call ENGLISH
When the Remote is on the Base Unit*
1. Remove the Remote from the Base Unit and
press [ on/off ] while wearing the headset.
2. The talk LED will light.
When the Remote is away from the Base
Unit*
1. Press [ on/off ] on the Remote Unit while
wearing the headset.
3. Dial the number.
4. Return the Remote to the Base Unit after the
call has been completed.
2. The talk LED will light.
3. Dial your number.
4. Press the [ on/off ] to hang up.
*Wearing the headset between calls permits
faster call placement and response.
12

6answering
a call ENGLISH
When the Remote is on the Base*
1. When the 4U40 cord-free headset rings, remove
the Remote from the Base.
2. The talk LED will light, indicating a connection.
3. After completing the call, return the Remote to
the Base Unit to hang up.
When the Remote is off the Base*
1. When the 4U40 cord-free headset rings, press
any key on the remote.
2. The talk LED will light, indicating a connection.
3. After completing the call, press [ on/off ] to hang
up.
*Wearing the headset between calls permits faster
call placement and response.
13

other
7ENGLISH
functions
Selecting a Different Channel
You may use the channel button on the Remote
to switch between forty different channels. If
reception is unsatisfactory, switch the channel
by pressing [ channel ] until a clear channel is
found. If there are other cord-free or remote
phone devices in the area, they must be set to
different channels.
Using the Flash Button
Use [ flash ] to access services such as
call waiting, etc.
Using the Redial Button
Press [ redial ] on the Base Unit to redial the last
number called.
Using the Page Feature
Press the [ page/find ] on the Base Unit for two
seconds and the Remote Unit will beep for
one minuute. Pressing the [ page/find ] for one
minute will cause the Remote Unit to beep
continuously; at any time the beeping can
be stopped by pressing the [ on/off ] on the
Remote Unit.
Setting the Receiver Volume
The 4U40 cord-free headset has two receiver
volume levels. While you are on a call, press
[
volume ] te select the desired receiver volume.
Adjusting Ringer Tone and Volume
The 4U40 cord-free headset has two ringer
tones, each with the two volume levels. Press
[ tone ] until the desired tone and volume
has been selected.
14

8
memory ENGLISH
and number storage
Storing phone numbers in the 4U40 cord-free
headset memory.
1. Remove the Remote from the Base Unit and
press [ memory ]
2. The talk LED will flash and the Remote will beep.
3. Enter the number to be stored (up to 16 digits).
If you do not enter a number within 20 seconds,
an error signal will sound.
4. Press [ memory ]
5. Enter a number (0-9) to assign the number a
memory location. The Remote will emit an error
signal if any key other than 0-9 is selected.
6. A long beep indicates the number has been
stored successfully. The talk LED will then go out.
15