Swisscom classic s124 User manual

Gigaset S100 / SWZ dt / A31008-S100-F102-1-2X19 / cover_0.fm / 20.01.2004
Classic S124ISDN
User Manual

2
Gigaset S100 / SWZ dt / A31008-S100-F102-1-2X19 / cover_0.fm / 20.01.2004

1
The handset at a glance
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / SAG_covers_I-II.fm / 20.01.2004
The handset at a glance
* Access number must be programmed.
Message key
Access to calls list
Handsfree key:
◆Switch from "earpiece"
to handsfree mode
◆Lights up: handsfree is
activated
◆Flashes: incoming call
End call and
On/Off key
◆End call
◆Cancel function
◆Return to idle state
(hold down)
◆Handset on/off
(in idle status,
hold down)
MENU
vuÛ
U
Swisscom key
for spec. Phonebook
to open: press briefly
Star key
◆Ringer on/off
(long press)
◆When texting: toggles
between upper/lower
case and digits
Charge status
=flat Ufully charged
=flashes: battery is
almost flat or is charging
Current functions and
display keys
The display keys give you
access to the functions
shown in the display.
Key 1
Fixnetbox*
(long press)
Microphone
Hash key
Keypad lock on/off
(long press)
Recall key
Initiate enquiry call
Talk/directory key:
Top half:
◆Answer a call
◆Initiate dialling
◆Switch from handsfree
to "earpiece" mode
Bottom half:
◆Open directory

2
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / CX_150isdnIVZ.fm / 20.01.2004
The handset at a glance . . . . . . . . . . . . . . . . . . . . . . 1
Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Preparing to use your phone . . . . . . . . . . . . . . . . . . 5
Pack contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Installing the base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Preparing to use the handset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Operating the handset – menu guidance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Preparing to use the base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Date and Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Setting the date and the time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Changing the time mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Making calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Making external calls and ending a call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Making an internal call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Accepting a call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Withholding Calling Line Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Handsfree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Callback when the number is busy (CCBS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Functions during a call . . . . . . . . . . . . . . . . . . . . . . 18
Making a call to several users . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Transferring calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Dealing with a waiting external call – CW (Call Waiting) . . . . . . . . . . . . . . . . . . . . . . 21
Putting a call on hold (Call Hold) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Cost of calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Using the directory and other lists . . . . . . . . . . . . 23
Directory and speed dial list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Last number redial list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Opening lists with the message key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Calls lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Security settings . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Changing the system PIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Emergency numbers (CH 117, 118, 144) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
System settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Changing the names for internal users . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Setting up/deleting an ISDN phone number (MSN) . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Assigning a phone number (MSN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Assigning a ringer melody to an MSN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Forwarding calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

3
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / CX_150isdnIVZ.fm / 20.01.2004
Activating/deactivating Call Waiting – (CW) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Restoring the factory setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Registering/de-registering other handsets . . . . . 41
Individual handset settings . . . . . . . . . . . . . . . . . . 44
Changing the display language . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Activating/deactivating Auto Answer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Adjusting the loudspeaker volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Changing the ringer tone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Activating/deactivating advisory tones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Resetting a handset to the factory setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Operating with other devices . . . . . . . . . . . . . . . . 49
Gigaset M101 Data and M105 Data data modules . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Gigaset Repeater V2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Operating when connected to a PABX . . . . . . . . . 50
Access code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Dialling options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Contact with liquid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Questions and Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Guarantee/maintenance/repair/approval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Character set chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Menu Tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Main menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
"Base Settings" submenu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Directory key and speed dial list key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
ISDN glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

4
Safety precautions
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / sec_hints.fm / 20.01.2004
Safety precautions !
Only use the power supply unit supplied, as indicated on the underside of
the device.
Fit only the recommended rechargeable batteries (page 56) and batteries
of the same type! Use no other types of batteries or non-rechargeable
batteries, as they could damage health and cause personal injury.
Ensure correct polarity when fitting rechargeable batteries, and use the
battery type according to these instructions (you will see polarity symbols in
the handset's
battery compartments) .
The operation of medical appliances may be affected. Be aware of the
technical conditions within the particular environment (e.g. doctor's practice).
The handset may cause an intrusive 'hum' in hearing aids.
Do not install the base in bathrooms or shower rooms (page 52). The handset
and base are not watertight.
Drivers must not use their phones while driving (Walk and Talk function).
Switch off your phone while on board an aircraft (Walk and Talk function).
Ensure that it cannot be switched on again accidentally.
Do not use the phone in environments subject to explosion hazard (e.g. auto
paint shops).
Ensure that your Gigaset is accompanied by these instructions when you give
it to others to use.
Dispose of the batteries and phone in accordance with environmental
regulations.
$
‹
Œ
ƒ
i
◆Not all of the functions described in these instructions are available in
all countries.
◆This phone does not support SMS (short message service).
◆The standard handset included does not support the "Babyphon"
function although this function is listed in the handset menu.

5
Preparing to use your phone
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / starting.fm / 20.01.2004
Preparing to use your phone
Pack contents
The pack contains:
◆one base station,
◆one handset,
◆one power supply unit with power cord,
◆one ISDN connection cable,
◆one battery compartment cover for the handset,
◆two batteries,
◆one set of operating instructions (three languages: German, French, Italian)
◆one belt clip for the handset.
Installing the base
Hints on installing
The base is designed to be operated in enclosed, dry areas at temperatures ranging from
+5 °C to +45 °C. Install the base at a central location in your home, e.g., in the hall.
W
◆Never expose the telephone to heat sources, direct sunlight or other
electrical appliances.
◆Protect your Gigaset from moisture, dust, corrosive liquids and
vapours.

6
Preparing to use your phone
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / starting.fm / 20.01.2004
Connecting the base station
i
Keep the power supply unit plugged in at all times to ensure your phone
is ready for use whenever you need it.
Neither the base nor the registered handsets will operate in the event of
a power failure. However, all the settings and stored information
(messages, directory entries etc.) are retained indefinitely.
Underside of
base (enlarged
view)
◆Plug one of the ISDN cable jacks into the socket in the base (it clips into place).
◆Position cable in the cable recess.
◆Insert the second ISDN cable jack into the NTBA (ISDN connection).
1.
Phone jack with
ISDN
connection
cable
◆Insert the small jack on the power cord into the socket on the underside of the
base.
◆Position cable in the cable recess.
◆Plug the power supply unit into your power outlet.
2.
Outlet
2.
Power supply unit
with power cord
Cable recess
Underside of
base (enlarged
view)
1.
Cable recess ISDN
connection
cable (NTBA)

7
Preparing to use your phone
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / starting.fm / 20.01.2004
Preparing to use the handset
Removing protective film
Inserting the batteries
◆Insert the batteries ensuring correct polarity (see figure on left).
◆Position the battery cover so that it is open by around 3 mm, then slide up until it
closes with a click.
◆Press the belt clip on the rear of the handset until the "noses" on the side latch into
the slots.
Opening the battery compartment
Press on the ribbed section of the cover and push the cover downwards.
The display is protected by a plastic film.
Please remove protective film!
W
Use only the rechargeable batteries recommended by Siemens on
page 56! Never use conventional batteries (non-rechargeable) or other
battery types as this may cause significant damage to health and
property. For example, the jacket of the battery could be destroyed
(hazardous). The phone could also malfunction or be damaged.

8
Preparing to use your phone
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / starting.fm / 20.01.2004
Registering the handset and charging the batteries
When you place the handset into the base, it will register automatically to the base.
Proceed step by step as follows:
1. Place the deactivated handset in the base with the display facing upwards.
2. Wait till the handset has registered automatically to the base (page 41). This
operation takes around one minute. You will now see "Time not activated" in the
display. The internal number 11 is assigned to the handset (the first valid internal
number for handsets) and the internal name Int.11 appears in the display. You can
change the handset name (page 32).
Should automatic registration be interrupted, you must register the handset
manually as described starting on page 41. You can get help from a table containing
basic questions and answers (page 52).
Now leave the handset in the base for the batteries to charge – the batteries are supplied
uncharged. Battery charging is indicated in the top right of the display by the flashing
battery icon V:
Note
Your telephone is now ready for use. To correctly record the time of calls you must now
set the date and time. Depending on the network operator, the date and time will be set
automatically by the phone network when you make your first outgoing call.
Activating/deactivating the handset
To activate the handset, press the end call key aand hold. You will hear a confirmation
tone (rising tone sequence).
To deactivate the handset, press the end call key aagain in the idle status and hold
(confirmation tone).
=Batteries (almost) empty VBatteries
2/3charged
eBatteries
1/3charged UBatt. fully charged
iTo register additional handsets, refer to page 41.
iThe deactivated handset activates automatically when placed in the base
or charger.

9
Preparing to use your phone
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / starting.fm / 20.01.2004
Activating/deactivating keypad protection
You can "lock" the keys on your handset, e.g. when carrying the unit in your pocket or
bag. This protects the keypad against inadvertent activation.
Press and hold the hash key R. You will hear a confirmation tone and the symbol Ø
will appear in the display.
To deactivate the keypad lock, press the hash key Ragain and hold (confirmation
tone).
Operating the handset – menu guidance
Special keys
Talk/directory key
The talk/directory key cis a rocker key that has two functions. You press the top half
of this key to initiate a call. You press the bottom half of the key to open the directory.
Display keys
The display keys are the horizontal rocker keys just below the display. Their function
changes depending on the particular operating situation. The current function is shown
in the display directly above the key to which it relates.
Example:
i
◆The keypad lock deactivates automatically when you receive a call. It
re-activates when the call is finished.
◆When the keypad lock is active, you cannot even call emergency
numbers.
Rocker key:
Top half of the key = Talk key
Bottom half of the key = Directory key
Display keys
MENU
vuÛ Display key functions

10
Preparing to use your phone
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / starting.fm / 20.01.2004
The various functions are explained below:
Correcting wrong inputs
After a correct input you will hear a confirmation tone (rising tone sequence). An
incorrect input is indicated by an error tone (descending tone sequence). You can repeat
the input.
If you have entered the wrong characters when entering figures or text you can correct
this as follows:
Deleting characters to the left of the cursor with Û
To correct a telephone number or text, use the display keys uv to move the cursor
to the right of the incorrect character. Now press the display key Û. The character is
deleted. Now enter the correct character.
Inserting characters to the right of the cursor
If you have omitted a character, use the display keys uv to go to the place where
you want to insert the character, and key it in.
Overwriting characters
The number of digits for entering the date or time is predermined and the field is
preconfigured. Using the display keys uv, position the cursor on the digit that is to
be changed and overwrite it.
Idle status
Display in idle status (example)
Reverting to idle status from anywhere in the menu:
◆Press the end call key aand hold or
◆Press no key: the display automatically reverts to the idle status after 2 minutes.
Changes which you have not confirmed/stored by pressing OK will be rejected.
Display icon Meaning when key is pressed
ÞLast number redial key: open the list of the last 10 numbers you dialled.
OK OK key: confirm menu function or confirm an input and store.
MENU Menu key: open the main menu when in idle status.
Open a status-dependent menu while making a call.
INT INT key: dial internally to make a call to other handsets connected to the same
base.
ts Scroll up / down.
uv Move cursor left / right.
ÛDelete key: delete input from right to left one character at a time.
V
12:50
12.04.03
INT ÞMENU

11
Preparing to use your phone
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / starting.fm / 20.01.2004
Menu operation, with "Setting Handsfree Volume" as an example
Preparing to use the base
A few more settings are required to operate your phone:
◆Date and time unless set by the phone network (page 13)
◆Enter MSNs for your phone connection (page 33)
◆Set type of device for the devices connected (page 49)
◆Set receive MSN (page 35)
◆Outside line code (for connection to a PABX, page 50)
You can make the settings with the enclosed standard handset, or else with other
handsets.
In these operating instructions the standard handset is used to illustrate operation.
What is an MSN?
MSN = Multiple Subscriber Number. You can apply for up to ten different telephone
numbers for one multiple ISDN connection. An MSN is one of the phone numbers
assigned to you without an area code.
You telephone uses the MSN entirely as you require. The following differentiation is
made:
◆Receive MSN: Phone numbers you may be called on. You can assign the receive
MSN's to specific internal users (handsets). Incoming calls are only forwarded to the
handsets to which the relevant MSN has been assigned.
◆Send MSN: Phone numbers that are identified to the person you are calling. The
network operator calculates charges based on the send MSN's. You can assign a
fixed send MSN to each internal user.
1. MENU Press the display key. The menu opens.
2. sPress the display key repeatedly until Audio Settings appears on the
screen.
3. OK Confirm with the display key.
4. sPress the display key repeatedly until Handsfree Volume
appears on the screen.
5. OK Confirm with the display key.
6. uv Press the left or right display key to select the required volume (1–5).
7. OK Now press the display key to confirm the setting.
8. aPress and hold the 'end call' key to return to the idle status.

12
Preparing to use your phone
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / starting.fm / 20.01.2004
Possible internal users are:
◆Handsets, to which you can assign the internal numbers 11 to 16.
◆Data modules (page 49), to which you can assign the internal numbers 41 to 46.
Example of how to assign an MSN:
You have applied for four MSN's, two for business use (MSN1, MSN2) and two for private
purposes (MSN3, MSN4). Four handsets are connected to a base. Two handsets (Int.11
and 12) are intended for business use, and two handsets (Int.13 and 14) are intended
for private use.
Internal users Use Receive MSN Send MSN
Handsets Int.11, 12 Business MSN1, MSN2 MSN1
Handset Int.13 Private MSN3 MSN3
Handset Int.14 MSN4 MSN4

13
Date and Time
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / time_calendar.fm / 20.01.2004
Date and Time
Setting the date and the time
Correct date and time settings are essential if, for example, you want to know exactly
when calls were received.
The first time you make a call on your phone, the date and time are transmitted by the
exchange. However, you can also set the date and time on the handset.
Changing the time mode
You can choose between the 12 hour and the 24 hour display (factory setting) for the
time (a.m. = 1st half of the day; p.m. = 2nd half of the day).
MENU Open the menu.
sCalender/Clock OK Select the menu item and confirm.
sDate/Time OK Select the menu item and confirm.
Enter the date:
~OK Enter the day/month/year and confirm.
Example: for 20.05.2003, enter
2QQ5QI.
Enter the time:
~OK Enter hours/minutes and confirm. Example: for
9.35, enter QOI5.
Only when the 12-hour display is selected:
sOK Select a.m. or p.m. and confirm.
aLong press (back to idle status).
MENU Open the menu.
sCalender/Clock OK Select the menu item and confirm.
sTime Mode OK Select the menu item and confirm.
either ...
s12 hour OK Select the menu item and confirm (‰= activated).
or ...
24 hour OK Confirm (‰= activated).
aLong press (back to idle status).

14
Making calls
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / telephony.fm / 20.01.2004
Making calls
Making external calls and ending a call
External calls are calls into the public telephone network.
Making an internal call
Internal calls are calls between handsets that are registered with the same base. These
calls are free.
You can either call a specific handset or call all the other registered internal users at the
same time ("group call").
Calling a specific handset
Starting a group call to all internal users
You can make a group call to all other registered internal users from any handset.
The first internal user to pick up the call is connected with you.
~c Enter the number and press the talk key. The
telephone number is dialled.
End the call:
aPress the end call key.
i
◆You can also press the talk key cfirst (you hear the dialling tone)
and then enter the number.
◆You can use the end call key ato cancel the dialling operation.
◆You can also end a conversation by placing the handset in the base.
iIf you receive a call during an internal call or group call, the call is not
interrupted. You will hear a call waiting tone.
INT Open Internal call.
either ...
~Enter the number of the internal user required.
or ...
MENU Open the menu.
sInt.11 OK Select the required internal number and confirm,
e.g. Int.11.
INT Initiate an internal call.
PPress the star key.

15
Making calls
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / telephony.fm / 20.01.2004
Accepting a call
Your handset rings, the call is displayed on the screen and the handsfree key dflashes.
Press the talk key cor the handsfree key dto accept the call. If the handset is in the
base/charger and the Auto Answer function is activated (page 44), then you just need
to lift the handset out of the base/charger to take the call.
Withholding Calling Line Identification
Precondition: The “Withhold Calling Line Identification” service is supported by your
network provider.
When supplied, your phone number is displayed on the phone of the person you are
calling (CLIP – for outgoing connections) and a caller's phone number is displayed on
your handset (COLP – for incoming connections).
You can withhold this Calling Line Identification (CLIR – for outgoing connections/ COLR
– for incoming connections). CLIP/CLIR are paired with COLP/COLR: if you withhold
Calling Line Identification both – CLIR and COLR – are activated.
You will find explanations for the abbreviations used in the glossary on page 67.
Displaying caller's phone number
When you get a call, you will see the caller's number and/or name displayed on the
screen.
Precondition: Calling Line Identification is activated for the caller.
Screen display with CLIP
With Calling Line Identification, the caller's telephone number is displayed on the
handset screen. If you have stored an entry for this number in your directory, then that
entry will be displayed instead of the number, e.g. "Anna".
Call from unkown caller is displayed on the screen if the caller's phone number is not
identified.
Withholding phone number identification
If you do not wish your phone number to be revealed to the person you are speaking to,
you can stop your number being identified. You can withhold identification of your
phone number specifically for the next call or else for all calls. If set for all calls, the
phone number is withheld both for outgoing calls (CLIR) and for incoming calls (COLR).
Phone number or "Anna"
U
1234567890
for private
MENU
Receive MSN that is being called

16
Making calls
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / telephony.fm / 20.01.2004
Withholding or permitting identification of your phone number for all calls
When the phone is supplied Withhold no. is not activated.
Handsfree
Activating/deactivating handsfree
As soon as you terminate the handsfree mode you switch to "earpiece mode" and
continue the call on the handset.
Adjusting the volume while in handsfree mode
A call is in progress and handsfree dis activated.
MENU Open the menu.
sBase Settings OK Select the menu item and confirm.
sSettings OK Select the menu item and confirm.
sISDN settings OK Select the menu item and confirm.
sWithhold no. OK Select the menu item and confirm (‰= activated).
aLong press (back to idle status).
Activate while dialling:
~dEnter the phone number and press the handsfree key
(instead of the talk key c).
Activate during a call:
dPress the handsfree key.
Deactivate handsfree:
cPress the top half of the key.
i
◆If you wish to place the handset in the base during a call you must
press the handsfree key dand hold it down while you position the
handset in the base.
◆You should inform your caller that you intend to use the handsfree
function before you activate it.
dPress the handsfree key again.
uvOK Decrease or increase the volume and confirm.

17
Making calls
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / telephony.fm / 20.01.2004
Callback when the number is busy (CCBS)
Precondition: The exchange supports this service.
Callback when the number is busy – CCBS (Completion of Calls to Busy Subscriber)
The user you are calling is currently making a call. Automatic callback saves you making
repeated attempts to dial the number.
Activating callback
The number you are calling is busy or your call is not answered:
Accepting a callback
The handset emits a special ringtone and the callback number is shown in the display.
Cancelling callback
Before callback is signalled:
When callback is being signalled:
Precondition: The handset is ringing and the screen displays the callback number.
MENU Open the menu.
CALLBCK OK Press the display key.
Wait for confirmation from the exchange.
cPress the talk key. The connection is made.
MENU Open the menu.
sBase Settings OK Select the menu item and confirm.
sStatus OK Select the menu item and confirm. The status list is
displayed (‰=activated).
sCallback OK Select the menu item and confirm. The current
callback number is shown on the screen.
MENU Open the submenu.
either ... Check:
sBack OK Confirm.
or ... Cancel:
Delete OK Confirm. The callback function is cancelled.
MENU Open the menu.
Delete OK Confirm. The callback function is cancelled.

18
Functions during a call
Gigaset CX100-150isdn / englisch / A31008-X150-G101-1-7619 / during.fm / 20.01.2004
Functions during a call
Making a call to several users
You initiate a call to several users through an enquiry call. You can then speak to the
other users either one at a time ("toggling", page 20) or at the same time ("conference
call", page 20). An enquiry call may only be made when you are making an external call.
External enquiry call
You wish to call another external user during an external or internal call.
Initiate enquiry call:
The call to the first user is now put on hold.
Make a call to the second external user:
either ...
MENU Open the menu.
Enquiry call OK Select the menu item and confirm.
or ...
SPress the recall key.
~Enter the second user's telephone number.
You can also make a call via the directory or other
lists (page 23).
If the second external user you have dialled is
busy:
MENU Open the menu.
Back OK Confirm to return to the first user.
If the second external user rings:
either ... Toggle (page 20):
ts Swap between callers.
or ... Conference call (page 20):
MENU Open the menu.
sConference OK Select the menu item and confirm.