Owner's Manual for SENNHEISER BW 900

1

Safety information

The headset is capable of

producing high sound pressure

levels that may cause permanent

hearing damage. Please avoid

listening at high volume levels.

Never disassemble or modify

components of the BW 900

system!

Use the BW 900 system in dry

rooms only and keep liquids and

small electrically conductive parts

away from it. Only to be used

with Sennheiser Communications

supplied approved and certified

power supply (EU 094707,

UK 092892, US 092893,

AUS 520334).

For cleaning the BW 900 system,

use a dry cloth only. Do not use

any solvents or cleansing agents.

Sennheiser Communications

does not accept any liability for

damage arising from the loss of

connection due to a flat battery or

the like or an exceeded transmit-

ting range.

If you combine the BW 900 sys-

tem with any accessories such as

a handset lifter, follow the instruc-

tions supplied with them.

Safety information on recharge-

able batteries:

Only charge at ambient tempera-

tures between 10 °C (50 °F) and

40 °C (104 °F).

Only charge in the BW 900 base

station! Never try to charge bat-

teries other than those supplied

with the BW 900 headset in the

base station!

Do not short-circuit or expose to

moisture.

Keep away from children.

When not using rechargeable

batteries for extended periods

of time, charge them regularly

(about every three months).

Do not continue to use defective

rechargeable batteries. Immedi-

ately remove rechargeable bat-

teries from obviously defective

devices.

Do not heat above 70 °C (158 °F)

or incinerate!

Dispose of according to the laws

and regulations of your country.

·

Intended use

The BW 900 system is an accessory

for fixed-line and mobile phones,

allowing for wireless communication

in office and home office

applications.

Improper use

"Improper use" means using the

BW 900 system other than as

described in these instructions, or

under operating conditions which

differ from those described herein.

1

ENGLISH

BW 900 base station

operating elements

³ Headset/handset switch

· Base station hook button

» Headset charging LED

¿ Spare battery charging LED

´ Hook LED

² Mute LED

¶ Spare battery charging slot

º Headset cradle

¾ Program button

µ Microphone volume knob

¸ Telephone adjustment switch

¹ HANDSET socket

PHONE socket

ACCESSORIES socket

DC IN socket

BW 900 headset operating

elements

Microphone boom

Hinged speaker

Multi switch

Headset hook button

Battery compartment

Headset LED

Speaker adapters

1

2

4

2

For more detailed information

on setting up and operating the

BW 900 system, please refer to

the manual provided as PDF on

CD.

Connecting the base

station to the telephone

Disconnect the office phone hand-

set A with its cable from the

office phone, but leave the hand-

set on the phone.

Plug the free handset cable con-

nector to the HANDSET socket

¹

of the base station.

The phone connecting cable is

already connected to the PHONE

socket

. Connect the other end

of this cable to the socket on

the office phone from where the

handset cable was removed.

Connect the power supply C to

the DC IN socket

and to the

mains.

All LEDs light up for 2 seconds.

If you wish to connect a handset lif-

ter B , connect it to the ACCESSORIES

socket

as described in the handset

lifter manual. If you wish to connect

a PC, refer to the manual provided

as PDF on CD or www.senncom.

com/bw900.

Setting up the headset

Insert the battery into the head-

set. The headset LED

flashes

blue three times, indicating that

the headset is switched on.

If the headset does not switch on

automatically, see "Charging the

battery" and "Switching on/off"

on page 4.

Expand the speaker

.

Put the headset on your right or

left ear.

Close the speaker for a firm fit.

If the pre-assembled medium size

earpeace adapter

does not fit

your ear, exchange the earpeace

adapter for a larger or smaller

one.

Turn the microphone towards

your mouth.

Testing the setup

Release the headset/handset

switch

³ to the "up" position.

Pick up the handset A from your

office phone. If a dial tone is

heard in the handset, the system

is connected properly. If no dial

tone is heard, please refer to the

section "Adjusting the system to

your office phone" on page 3.

Adjusting the system to your

office phone

Press the headset/handset

switch

³ to the "down" position.

Put on the headset and adjust it

for comfort.

Press either the headset hook

button

or the base station

hook button

·.

Adjust the telephone adjustment

switch

¸ to A, B or C so that the

dial tone can be heard loud and

clear in the BW 900 headset.

Turn the microphone volume

knob

µ to position 1.

Pick up the handset from your

office phone and hold it to your

other ear.

Make a test call to someone who

will help you to find the cor-

rect sensitivity setting for your

microphone.

Speak to the other party by

alternately using the handset

(headset/handset switch

³ is in

the "up" position) and the head-

set (headset/handset switch

³ is

in the "down" position), always

starting with the handset.

While the headset/handset

switch

³ is in the "down" posi-

tion, turn the microphone volume

knob

µ. The setting is correct

when the other party hears you

at the same volume, irrespective

of whether you use the headset

or the handset.

To adjust the speaker volume,

push the multi switch

in the

"up" or "down" direction.

To end the call, press either the

headset hook button

or the

base station hook button

· and

hang up the handset.

Pairing the headset to a

mobile phone

Simultaneously press and hold

the headset hook button

and

the multi switch

(in the "push"

direction) until the headset

LED

alternately flashes red and

blue.

Start a search for Bluetooth de-

vices on your mobile phone (see

the mobile phone manual).

If your mobile phone prompts

for a keyword, enter four zeros

(0000).

If no connection is established within

60 seconds, the headset automati-

cally returns to standby mode.

3

5

6

ENGLISH

3

Charging the battery

When charging the battery for the

first time, charge it for at least four

hours without interruption.

To charge the battery in the headset:

Place the headset in the headset

cradle

º. The headset charging

LED

» lights up red. When charging

is complete, the LED

» turns blue.

To charge a second battery (optional):

Insert the second battery into the

spare battery charging slot

¶. The

spare battery charging LED

¿ lights

up red. When charging is complete,

the LED turns blue.

Switching between headset

and office phone handset

If you want to use your office phone:

Release the headset/handset

switch

³ to the "up" position. Your

office phone works as usual.

If you want to use your headset:

Press the headset/handset

switch

³ to the "down" position.

Making/accepting a call with

your office phone

Put on the headset and adjust it for

comfort.

Press the base station hook

button

· or the headset hook

button

.

Lift off the office phone handset

(if a handset lifter is installed, the

handset is lifted automatically).

Dial/talk.

To end the call, press the base sta-

tion hook button

· or the headset

hook button

and hang up the

handset.

Making/accepting a call with

your mobile phone

Put on the headset and adjust it for

comfort.

Press and hold down the headset

hook button

until a confirma-

tion beep is heard in the headset.

A headset symbol appears on the

mobile phone`s display.

Dial/talk.

To end the call, press the headset

hook button

.

Switching on/off

To switch on/off the headset when it

is not placed in the headset cradle:

Press and hold down the multi

switch

(in the "push" direction)

until the headset LED

flashes

three times (red = off, blue = on).

To switch on/off the base station:

Plug/unplug the power supply.

4

7

5

Function

Button(s) to be pressed

Switching the headset

on/off

Press and hold down the multi switch

(in the "push"

direction) until the head-set LED

flashes three times

(red = off, blue = on).

Activating the headset

Press the headset/handset switch

³ to the "down"

position.

Activating the office phone

handset

Release the headset/handset switch

³ to the "up"

position.

Accepting an office phone

call

Press the headset hook button

or the base station

hook button

· and lift the handset.

Accepting a mobile phone

call (mobile phone rings)

Keep the headset hook button

pressed until a confir-

mation beep is heard in the headset.

Making a call via the office

phone

Press the headset hook button

or the base station

hook button

· and lift the handset, then dial.

Table of the most important operations

Table of the most important displays

Headset...

Indication in standby mode

Indication during a call

... is within the

range of the

base station

The base station hook LED

´

is off.

The base station hook LED

´ is

constantly blue.

The headset LED

flashes

blue once every five seconds.

The headset LED

flashes blue

once every second.

... is out of the

range of the

base station

The base station hook LED

´ is red constantly. Calls are only possible

via the mobile phone.

The headset LED

flashes

blue twice every five seconds.

The headset LED

flashes blue

once every second.

... microphone

muted

The mute LED

² is constantly red.

A beep is heard in the headset

every five seconds.

... connected to

a mobile phone

A headset symbol appears on the mobile phone`s display.

... battery is

flat

The base station hook LED

´ and the headset LED

flash three

times red every 15 seconds. Three low frequency beeps are heard in

the headset after 15, 30 and 45 seconds.

... is ringing

The base station hook LED

´

and the headset LED

flash

quickly.

ENGLISH

5

SENNHEISER BW 900 Owner's Manual

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