Siemens GIGASET C88 User manual

Gigaset
C88
Be inspired
User Manual
HW D CD 8516 P/T S

ii

1
Congratulations
Congratulations on your purchase of the Siemens Gigaset C88 telephone system!
This phones 2.4 GHz frequency and high-speed digital voice encoding provide re-
ception and voice clarity that is superior to other cordless phones. And, its digital
spread spectrum technology will provide you with secure, private conversations.

2
General
Quick reference
Handset
Turn handset on/off
(see page 10) Hold down a
Turn keypad protection on/off
(see page 10) Hold down ª
Turn tones on/off Hold down «
Make an external call
(see page 15) oc
Redial a number
(see page 17) If applicable, select an entryc
Copy telephone number
to the Directory (see page 17)
Dial from the Directory
(see page 18) ho[Name] and/or c
Dial from the Call Log
(see page 24) If necessary c
Set the handset volume
(see page 31)
Make an internal call
(see page 15) For example: ^or c
Call all handsets
(see page 15) «or c
Transfer call to another
handset (see page 29) For example: Ÿa
Consultation Calls
(see page 29) For example: Ÿ; End:
Set the date (see page 11)
Set the time
(see page 11)
Set the alarm clock
(see page 13)
Enter the time
Backspace
(see page 36)
RDL YZ
MENU SEND TO DIR OK
Z
JZC LOG OK Z
MENU ZHS SETT OK H/SET VOL OK
Z
YOK
INT INT Y
Z
INT INT INT ALL
INT
INT MENU EXIT OK
MENU ZBASE SETT OK ZCLOCK OK
DATE OK
MENU ZBASE SETT OK ZCLOCK OK
ZTIME OK
MENU ALARM CLOCK OK OK

General
3
Handset Diagram
Display and Soft keys
123
ABC DEF
456
JKL MNOGHI
789
TUV
WXYZ
PQRS
0
R
0
TALK
END
OPER
MEM
Flash key
Pause
(hold key down)
Star key
Hold down to
on/off
the ringer
Display
Pound key
Hold down to on/off key-
pad protection
Ta l k k ey
- answer a call
- dial a telephone number
Key 1 (programmable)
Hold down to select the
Telco mailbox
Current display and
soft keys
see below
End key and
On/Off key
- end the call
- cancel function
- one menu level back
(press briefly)
- Return to idle state
(hold down)
- when the telephone is
idle on/off (hold down)
Memory key
Directory key
Open the directory
Charging status
INT MENU
MENUMENU
MENU
10 -- 30 AM
1
LED
lights up during a call;
flashes at:
- incoming calls
- new messages
- alarm call
Headset jack
Microphone
RDL
INT MENU
MENUMENU
MENU
10 -- 30 AM
TALK
END
Time
Internal telephone
no. of the handset
Charging status
Alarm clock on signal
(if alarm has
been set)
In the display:
current functions
Ýbattery empty
Úbattery fully charged
flashing: battery low
Soft keys:
Press the correspond-
ing keys to initiate the
function shown in the
display.
1
RDL

General
4
General
Display symbols
Automatic redial
key:
Opens the list
with the last five
telephone num-
bers dialed.
Mailbox icon:
Opens the messages/
entries in the Call Log/
Telco voice mail.
There are new messag-
es if the icon flashes.
Intercom key:
Call other regis-
tered handsets.
Menu key:
To access menu
(when the tele-
phone is idle or
during a call).
RDL JINT MENU
Scroll through the menu by pressing
the soft key directly below the symbol.
Confirm the function selected.
End and save the setting.
Y Z OK
INT
MENU
MENUMENU
MENU
10 -- 30 AM
OK
OKOK
OK
ALARM CLOCK
1
2
22
2
RDL
10 -- 30 AM
MENU
MENUMENU
MENU
1
11
1
Scroll to the left and right
when entering numbers or messages.
Delete key (Backspace):
Delete input from right to left.
< >
Then:
Press abriefly: 1 menu level up
Hold down a: Return to the idle state
No input: Automatically return to the idle state

5
Gigaset 4010 Classic, CHIN, A31008-G4010-C101-2-7619 4010 BookTOC.fm 29.01.03
Table of Contents
Installing the Telephone System .............................. 6
Date and Time ........................................................ 11
Making Calls ........................................................... 15
Enhanced Telephone Features ............................... 17
Handset Operation ................................................. 26
Individual Handset Settings ................................... 31
Base Station Settings ............................................. 33
Connecting the Base Station to a PBX ................... 34
Appendix ................................................................ 36
Troubleshooting ..................................................... 37
Safety Precautions ................................................. 38

6
Press Keys:
Installing the Telephone System
Installing the Telephone
System
The package contains the following:
• 1 Gigaset C88 base station
• 1 Gigaset C88 handset
• 1 power supply unit
• 1 telephone cord
• 1 belt clip
• 2 AA rechargeable NiCd batteries
• 1 User Manual
• 1 Quick Start Guide
Installing the Base Station
The base station is designed for operation in pro-
tected rooms with a temperature range from 0°F to
+45°F.
Important: For best reception, place the
base in a high central location, away from oth-
er electrical devices.
45°F
0°F

7
Installing the Telephone System
Connecting the Base Station
• Only use the power supply unit included as indicated on the underside of
the base.
• Use the telephone cord supplied. Do not use any old cords.
• Do not use an outlet controlled by a wall switch.
Power supply unit
(220 V / 50 Hz
with cord )
• Insert the
small plug on
cord into
phone jack
• Place cord in
the base cable
channel
• insert power
supply unit
into wall outlet
Telephone jack and tele-
phone cord
Key to register
additional
handsets/Page
handsets.
1
• Insert plug on the telephone cord into telephone jack on base unit (clicks
into place)
• Place cord in cable channel on the bottom of the base
• Insert other end of plug into telephone jack on the wall
2

8
Press Keys:
Installing the Telephone System
Setting Up the Handset
Remove the protective plastic film
from display.
Inserting the batteries
• Insert the batteries, as shown above.
• Place cover and push gently upward until it clicks
into place (the unit is shipped with the battery
cover off).
• To open, press the grooved area on the cover and
slide back.
Placing the Handset into the Base Station
and Charging the Batteries
Before using your handset, place it in the base sta-
tion with the display facing upward. After about one
minute, the handset's internal number is shown in
upper left hand corner of display (for example, “1”).
Note:
Your Gigaset is now ready for operation. Please set
date and the time (see page 11), so that the time of
incoming calls can be noted correctly.
• Use only “AA” rechargeable NiCd or NiMH
batteries. Do not use Alkaline, Lithium or
non-rechargeable batteries.
• Never use non-Siemens charging units as
these could damage the batteries and
phone.
For information on how to register additional
handsets (bought separately), see page 27.
+
–
+
–+
–
k
Ö

9
Press Keys:
Installing the Telephone System
Leave the handset for about 12–14 hours in the
base station to charge the batteries. The charging
status symbol flashes on the handset, indicating
that the batteries are being charged:
Attaching the Belt Clip
Push the belt clip onto the back of the handset until
the tabs click into place.
ÝBatteries empty
(symbol flashes) ÛBatteries 2/3
charged
ÜBatteries 1/3
charged ÚBatteries fully
charged
• Once the initial charging operation is com-
pleted, replace your handset into the base
station after each call. Charging is con-
trolled electronically. This ensures opti-
mum charging and prolongs battery life.
• The batteries heat up during charging. This
is normal and not dangerous.
• The battery charging status is correctly dis-
played only after uninterrupted charging/
discharging. You should therefore avoid
opening the battery compartment unnec-
essarily.

10
Press Keys:
Installing the Telephone System
Turning Handset On/Off
aTo turn handset on/off, hold down the End key –
you will hear a confirmation beep*.
Turning Keypad Lock On/Off
You can disable the handset keys when carrying the
unit in your pocket or bag. This protects the keypad
against inadvertent activation. If there is an incom-
ing call, the key lock is automatically turned off and
turned on after the call has ended.
cAnswering a call: Press the Talk key.
ªTo turn keypad lock on/off, hold down the pound key
– you will hear the confirmation beep*.
The handset is turned on as soon as you in-
sert the batteries and place the handset in
the base station.
Emergency Calls cannot be made when the
keypad is locked.
* Confirmation beep = rising tone sequence,
Error beep = falling tone sequence.

11
Press Keys:
Date and Time
Date and Time
Setting the Date and the Time
The date and time settings are necessary in order
for the date and time of the arrival of messages/in-
coming calls to be displayed correctly. If you sub-
scribe to Caller ID, the time and date will be auto-
matically set with the first incoming call. If not,
manually set by using the steps below. You can also
set the clock mode, to the 12 hour mode (AM and
PM) or 24 hour mode.
Date
åååååååååååå
MENU Open the Menu.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZBASE SETT [Scroll to Base Setting and press OK.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZCLOCK [Scroll to Clock and press OK.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZDATE [Select Date and press OK.
The current setting is displayed in the MM-DD-YY
mode.
For example:
Þ¢Ÿ¢Þ] Enter the month/day/year (for example, 05-25-01 as
shown).
ååååååå ååååååå
<> If necessary, skip to a digit to correct it.
ååååååå
[Save the setting by pressing OK.
Time
åååååååååååå
MENU Open the Menu.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZBASE SETT [Scroll to Base Setting and press OK.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZCLOCK [Scroll to Clock and press OK.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZTIME [Scroll to Time and press OK.
• The default setting is 12 hour mode.
• If you subscribe to Caller ID the date and
time may be sent from your telephone ser-
vice and will be automatically set.
• If you want to voice stamp your answering
machine, you must set the date and time.

12
Press Keys:
Date and Time
The current setting is displayed as HH:MM.
For example:
]Þ^Þ Enter the hours/minutes for example, 10:30 as
shown.
ååååååå ååååååå
<> If necessary, skip to a digit to correct it.
ååååååå
[Save the setting by pressing OK.
If 12 hour mode is set as Clock Mode:
ååååååå ååååååå
AM [Select AM and press OK.
or
ååååååå ååååååå ååååååå
ZPM [Scroll to PM and and press OK.
ååååååå
[Save the setting by pressing OK.
Display Mode (12 or 24 Hours)
åååååååååååå
MENU Open the Menu.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZBASE SETT [Scroll to Base Setting and press OK.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZCLOCK [Scroll to Clock and press OK.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZCLOCK MODE [Scroll to Clock Mode and press OK.
åååååååååååååååååååååååååååååååå ååååååå
24 H [Select 24 hour mode and press OK.
or
ååååååå åååååååååååååååååååååååååååååååå ååååååå
Z12 H [Scroll to 12 hour mode and press OK.
By default, the clock is set to the 12 hour
mode.

13
Press Keys:
Date and Time
Setting the Alarm
Your Gigaset has an alarm function to help you keep
track of your schedule.
Turning the Alarm On
The active alarm rings every day at the set time.
åååååååååååå
MENU Open the Menu.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZALARM CLOCK [Scroll to Alarm Clock and press OK
(marked with a 9).
For example:
]Þ^Þ Enter the time for the alarm (hours/minutes).
For example, 10:30 AM as shown.
ååååååå ååååååå
<> If necessary, skip to a digit to correct it.
ååååååå
[Save the setting by pressing OK.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZAM [Then select AM or PM and press OK.
Turning the Alarm Off
The alarm clock is set, but you do not want the
alarm to sound.
åååååååååååå
MENU Open the Menu.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZALARM CLOCK [Scroll to Alarm Clock and press OK.
The alarm is turned off. The asterisk before the time
display is no longer shown.
A prerequisite for this function that you have
set date and time (see page 11).
INT
10 -- 30 AM
RDL
1
MENU
The asterisk
indicates that
the alarm
clock is set.

14
Press Keys:
Date and Time
Stopping the Alarm Sound
An alarm clock rings and both LED and ring tone
work about 30 seconds. Press any key on the hand-
set to turn off the alarm sound.
The alarm will sound about 30 seconds and
stop.

15
Press Keys:
Making Calls
Making Calls
Making an External Call
oDial the telephone number. If necessary use the
backspace key to correct single digits.
cPress the Talk key.
aTo end the call, press the End key.
Making Intercom Calls
Intercom calls are calls to other registered handsets
and does not tie up your telephone line (for exam-
ple, calls within your home from the kitchen to the
living room).
For example:
ååååååååvvv
IŸPress the Intercom soft key and enter the desired
handset's telephone number,
or
ååååååå ååååååå
Y Zc Select the desired handset and press the Talk key.
Paging All Handsets
ååååååååvvv
I«Press the Intercom soft key and then press the Star
key
or
cpress the Talk key.
Ending a Call
aPress the End key.
• You can also press the Talk key first
and
then enter the telephone number – each
digit is dialed immediately.
• You can cancel the dialing operation with
the End key.
• You can insert a pause, for example for in-
ternational calls, by holding down the Flash
key Rlocated in lower left hand corner of
handset.

16
Press Keys:
Making Calls
Answering a Call
cPress the Talk key.
or
ÖÄ
ÖÄÖÄ
ÖÄk
kk
kPick up the handset from the base station or charg-
er (default: Auto talk, see page 32).
Answering Caller ID Calls
Caller ID is a service provided by the local telephone
company which allows your Gigaset to display the
name and number of the person who is calling you.
Contact your local telephone company to subscribe
to Caller ID service.
As incoming call is displayed if follows:
åååååååååååååååååååååååååååå
5125551212 First the number of the incoming call is displayed as
follows.
åååååååååååååååååååååååååååå
JANE DOE After a moment the name is then displayed as fol-
lows.
If the number is stored in your directory, only the
name stored will appear.
åååååååååååååååååååååååååååå
<< >> If you have not applied for Caller ID service.
åååååååååååååååååååååååååååå
PRV CALL If the number and/or name is suppressed by the
caller, PRV CALL will be displayed instead of the rel-
evant information.
åååååååååååååååååååååååååååååååå
OUT OF AREA If the number and/or name is not available to your
telephone company, OUT OF AREA will be displayed
instead of the relevant information..
åååååååååååååååååååååååååååååååå
UNKNOWN If the caller is unknown or no available Caller ID in-
formation is received by the local telephone
company.
• If the incoming name is longer than 12 let-
ters only the first 12 are displayed.
• If the incoming number is longer than 12
letters only the first 12 are displayed.

17
Press Keys:
Enhanced Telephone Features
Enhanced Telephone
Features
In addition to standard telephoning, your Gigaset
offers a number of other fast, convenient features.
Redial
Your handset automatically saves the last five tele-
phone numbers dialed.
ååååååååå
RDL Select RDL.
ååååååå ååååååå
ZYScroll to the desired telephone number.
cPress the Talk key – the telephone number is dialed.
Delete the Redialing List
You can delete all numbers from your redialing list.
ååååååååå
RDL Select RDL.
åååååååååååå
MENU Open the Menu.
£Press the 6 key.
åååååååååååååååååååååååååååååååå ååååååå
DELETE [Press OK at the prompt.
Copying the Redial Number to the Directory
ååååååååå
RDL Select RDL.
ååååååå åååååååååååå
ZMENU Select a telephone number and open the Menu.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZSEND TO DIR [Scroll to Send To Directory and press OK.
ååååååå
o[If necessary, change the telephone number or set
the number by pressing OK.
ååååååå
o[Using the keypad, edit the name and press OK.
For more information about the input of let-
ters and characters (see page 36).

18
Press Keys:
Enhanced Telephone Features
Directory
The Directory allows you to store up to 20 tele-
phone numbers.
Storing a Directory Entry
hOpen the Directory list.
åååååååååååå
MENU Open the Menu.
ååååååå åååååååååååååååååååååååååååååååå ååååååå
ZNEW ENTRY [Scroll to New Entry and press OK.
oEnter the telephone number (max. 22 digits).
ååååååå
[Press OK.
oEnter the name (max. 12 characters).
ååååååå
[Press OK.
Dialing a Number from the Directory
hOpen the Directory.
The names are listed in alphabetical order according
to the way that you entered them.
For example:
^Press the 3 key once for David.
^^ Press the 3 key twice for Eric.
^^^ Press the 3 key three times for Frank.
cPress the Talk key. The telephone number is dialed.
Follow all local telephone company dialing re-
quirements, such as 7-digit, 10-digit or 11-dig-
it dialing.
Refer to character map in the Appendix (page
36) for using the keypad to enter names and
numbers.