BTX4550
GUESTROOM TELEPHONE
USERS GUIDE
required (See diagram for key location). The dialing sequence can
be up to 15 digits.
4) Press the AUTO DIAL key where the number is to be stored.
5) Replace the handset.
CONNECTING THE BTX4550
Included with the BTX4550 are (one each):
• Base unit
• Handset
• Coiled handset cord
• Clear plastic overlay
• User guide
• Line cord
FLASH KEY
Contact your supplier or Teledex for information on ordering
custom designed and printed faceplates to enhance the look of your
Teledex BTX4550 telephone.
The flash key provides a timed line interrupt typically used for
accessing PBX/CO features like transfer and conference. The timing
of the hookflash is programmable with the factory default timing set
to 600 milliseconds. Some PBX's may require you to change the
hookflash timing from the default 600ms.
1) Located on the left side of the BTX4550 is a modular jack
labeled TO HANDSET. Insert one end of the coiled handset cord
into this jack (until you hear it click).
To change the hookflash timing:
1) Lift the Handset.
2) Press the STORE key (see diagram on back page).
3) Press the FLASH key (see diagram on back page).
4) Select 1 - 9 on the DTMF pad. The number selected will be the
new flash timing in milliseconds (ie: "3" = 300 milliseconds).
5) Press the STORE key.
2) Insert the other end of the coiled handset cord into the modular
jack on the handset.
3) Turn the telephone so the back panel is facing you. Insert either
end of the line cord into the jack on the back of the telephone
this jack is labeled TO TEL.
4) Insert the other end of the line cord into a telephone wall jack.
5) The overlay is easiest to remove by, with your fingers, squeezing
the outer edges causing a slight bow in the middle, then carefully
remove one side of the overlay from the 3 tab guides. The over-
lay is easiest to insert when; The left or right side tabs are insert-
ed first, and the middle part of the overlay is slightly bowed to
allow for insertion of the other tabs.
PAUSE KEY
The PAUSE key can be used to provide a timed pause between
dialed digits within an autodial key. The timing of the pause is pro-
grammable with the factory default set to zero (0) seconds.
To change the PAUSE timing:
RECEIVING A CALL
1) Lift the Handset.
1) Lift the handset to connect to the ringing line.
2) To end the call, hang up by replacing the handset.
2) Press the STORE key (see diagram on back).
3) Press the PAUSE key (see diagram on back).
4) Select 1 - 9 on the DTMF pad. The number selected will be the
new pause timing in seconds (ie: "3" = 3 Seconds).
5) Press the STORE key.
PLACING A CALL
1) Lift the handset.
2) Listen for dial tone, dial the desired number, or press the AUTO
DIAL key to automatically dial a number.
3) To end the call, hang up by replacing the handset.
PLACING A CALL ON HOLD
Press the red HOLD key. The red HOLD LED will light. The handset
can be replaced in the cradle without disconnecting the call.
To retrieve a call from HOLD, lift the handset from the cradle posi-
tion. If handset is not in cradle, simply depress the HOLD key.
VISUAL RING INDICATOR AND MESSAGE WAITING
LIGHT
The raised red lens is a Visual Ring Indicator and Message Waiting
light. The lens will flash when the telephone is ringing. Additionally,
some telephone systems permit an operator or message center to turn
on the red Message Waiting light to alert you that you have a message
waiting.
HANDSET VOLUME KEY
The HANDSET VOLUME key increases the handset volume to aid in
hard to hear environments.
At the start of each call the handset volume is at normal level.
Pressing the handset volume increases the handset volume. Pressing
the key again increases the handset volume additionally. Pressing the
key a third time returns the handset volume to the normal level.
USING THE DATA PORT
The DATA PORT provides convenient access to the telephone lines
for connecting modems, fax and answering machines or other tele-
phone components.
REDIAL
To use the DATA PORT:
To REDIAL the last telephone number dialed:
1) Lift the handset, listen for dial tone.
2) Press the REDIAL key, the BTX4550 will dial the last number
dialed.
Insert the modular line cord from your facsimile machine, modem,
etc., into the jack labeled DATA.
ADJUSTING THE RING VOLUME
The BTX4550 has two ring volume settings.
NOTE: Some PBX's require a pause after the first digit to access an
outside line. The REDIAL function will automatically incorporate a
pause if the dialed number is 7 digits or more. The inserted pause
will be of the same duration as set in the pause timing.
To change the ring volume:
Locate the adjustment control on the back of the telephone labeled
RINGER LOW/HI. Slide the switch to the desired LOW or HI ring vol-
ume.
MUTE KEY
Press the Mute key, the red LED below the MUTE key will light. The
party on the other end will not hear you when the MUTE key is
depressed. Pressing the MUTE key again will release the key. This will
allow the other party to hear you. This is for both handset and
speakerphone calls.
AUTO DIAL KEYS
The BTX4550 has 10 programmable AUTO DIAL keys. These keys
can be programmed to automatically dial telephone numbers or, to
activate telephone system features when connected to a compatible
PBX.
PLACING A CALL ON THE SPEAKERPHONE
1) Without lifting the handset, press the SPEAKERPHONE key. The
red Speaker LED will light.
The telephone will dial the number each time an AUTO DIAL key is
pressed.
2) Listen for dial tone. Dial the desired number, or press an AUTO
DIAL key to automatically dial a number.
STORING AUTO DIAL KEYS
To store an AUTO DIAL number:
3) To end speakerphone calls, press the SPEAKERPHONE key . The
LED will go out.
The telephone must be connected to a telephone jack.
1) Lift the handset.
2) Press the STORE key and release it.
3) Enter the telephone number including PAUSE or FLASH* as
TELEDEX BTX4550 DIAGRAM
RING VOLUME
Adjusts the ringer volume
to Low or High setting.
DATA PORT
HANDSET HOLDER
Used to temporarily hold the handset,
without hanging up the telephone,
when telephone is wall mounted.
STORE KEY
Key used when storing information in the
AUTO DIAL key
HEARING AID COMPATIBLE HANDSET
HANDSET RETAINING CLIP
This removable clip can be rotated 180
degrees to allow handset to stay on hook
when used in wall mount applications.
AUTO DIAL KEYS 1-5
For easy, one-touch dialing of guest services or
PBX features. Programmed during installation.
MESSAGE WAITING LIGHT
HANDSET JACK
Signals that a message is waiting for retrieval.
See your system administrator for instructions
on retrieving messages.
Modular jack for connecting handset to base.
DIAL KEYS (DTMF PAD)
For dialing phone numbers, and entering
numbers to be stored in auto dial keys.
FLASH KEY
For programming of FLASH duration.
See instructions for programming details.
AUTO DIAL KEYS 6-10
For easy, one-touch dialing of guest service or PBX
features. Programmed during installation.
PAUSE KEY (hidden)
For programming of PAUSE duration.
See instructions for programming details.
SPEAKERPHONE KEY
Activates speakerphone. when LED is
illuminated, speakerphone is active.
HOLD KEY
REDIAL KEY
HANDSET VOLUME KEY MUTE KEY
To automatically redial Changes handset volume by
last number dialed pressing repeatedly.
Deactivates handset/speakerphone
microphone for privacy during calls.
Teledex, LLC
Telephone: (408) 363-3100
FOR CUSTOMER SERVICE CALL
6311 San Ignacio Avenue
San Jose, CA
Fax:
(408) 363-3136
email:
Internet:
Part Number 606-4550-01A
95119
1-800-783-8353
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