Gigaset C620 User Manual
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C620 - C620
A
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Questions and answers

St Catherine's Church
February 28, 2025

how do I remove 'Caller Witheld' which comes with every outgoing call?

1 comments:
Mr. Anderson
February 28, 2025

To remove 'Caller Withheld' from outgoing calls on a Gigaset C620, follow these steps:

1. Press the menu key (v).
2. Navigate to 'Ç' (Settings).
3. Press 'OK'.
4. Select 'All Calls Anonym.'.
5. Press 'Change' to deactivate the function (³ = activated).

This will allow your phone number to be displayed to the recipient.

This answer is automatically generated

Summary of Contents for Gigaset C620

  • Page 1 C620 - C620 Congratulations By purchasing a Gigaset, you have chosen a brand that is fully committed to sustainability. This product’s packaging is eco-friendly! To learn more, visit www.gigaset.com.
  • Page 3: Overview Of Handset

    Overview of handset Overview of handset 1 Display in idle status ¢ 2 Status bar ( page 57) Icons display current settings and operating status of the phone ¢ ¢ 3 Display keys ( page 16, page 31) 4 End call key, On/off key Ã...
  • Page 4: Overview Of Base Station

    Overview of base station Overview of base station Gigaset C620A base station 1 Display Lit up: The answer machine is activated.  The number of saved messages is displayed. 00 flashing: The answer machine is recording a message. Flashing slowly: There are new messages.
  • Page 5: Gigaset Service Contact Numbers

    Overview of base station Gigaset C620 base station Registration/paging key ¢ Locate handsets ("Paging") (press briefly) page 41. ¢ Register handsets and DECT devices (press and hold) page 40. Gigaset service contact numbers: For personal advice on our range of products and for repairs or guarantee/warranty claims call: Service Centre UK: 0845 0318190...
  • Page 6: Table Of Contents

    Answer machine (Gigaset C620A) ........
  • Page 7: Safety Precautions

    Do not use the devices in environments with a potential explosion hazard (e.g. paint shops). If you give your Gigaset to a third party, make sure you also give them the user guide. Remove faulty devices from use or have them repaired by our Service team, as these could inter- fere with other wireless services.
  • Page 8: Getting Started

    Set up the base on a level, non-slip surface at a central point in the building or house, or ¢ mount the base (C620 only) on the wall ( page 7). The phone's feet do not usually leave any marks on surfaces. However, due to the multitude of different varnishes and polishes used on today's furnishings, marks on the surfaces cannot be completely ruled out.
  • Page 9 The power adapter must always be connected, as the phone will not operate without a power supply. Use only the supplied power adapter and phone cord. Pin connections on telephone ¢ cables can vary (pin connections, page 70). Mounting the C620 base station on the wall (optional) 46 mm approx.  2 mm...
  • Page 10: Setting Up The Handset For Use

    The display is protected by a plastic film. Please remove the protective film! Inserting the batteries and closing the battery cover Caution Use only rechargeable batteries recommended by Gigaset Communications GmbH ¢ page 69) , as this could otherwise result in significant health risks and personal injury. For example, the outer casing of the batteries could be destroyed or the batteries could explode.
  • Page 11: Belt Clip

    ¤ Charge the handset in the base for 8 hours. C620A C620 Notes The handset may only be placed in the designated base/charging cradle. The battery may heat up during charging. This is not dangerous. After a time, the charge capacity of the battery will decrease for technical reasons.
  • Page 12: Changing The Display Language

    Getting started Changing the display language You can also change the display language via the menu: Ï ¤ ¤ ¤ q Language ¤ ¤ q Select language ¤ Select or, if you do not understand the language currently set, go to: ¤...
  • Page 13: Setting The Date And Time

    Getting started Setting the date and time Set the date/time so that the correct date and time can be assigned to incoming calls, and so that you can use the alarm. ¤ Press the key Time below the display screen to open the input field.
  • Page 14: Connecting The Headset

    Your phone is now ready for use. Calls Status Connecting the headset    You can connect a headset with 2.5 mm jack connectors. For information on recommended headsets, see the relevant product page at www.gigaset.com   ...
  • Page 15: What Would You Like To Do Next

    Getting started What would you like to do next? After successfully setting up the phone, you can make calls straight away, customise your Gigaset according to your requirements or firstly familiarise yourself with the operation. Setting ringtones ¢ Assign specific tunes to internal and external calls, reminders ( page 27), wake-up calls ¢...
  • Page 16: Understanding The Operating Steps In The User Guide

    Understanding the operating steps in the user guide Understanding the operating steps in the user guide The keys on your Gigaset handset are set out in these operating instructions as follows: c / v / a Answer call key / Menu key / End call key...
  • Page 17: Getting To Know Your Phone

    Getting to know your phone Getting to know your phone Switching the handset on/off ¤ Press and hold the End call key a in idle status to switch the handset on or off. Locking/unlocking the keypad The keypad lock prevents any accidental use of the phone. If you press a key when the keypad is locked, a message is displayed.
  • Page 18: Display Keys

    Getting to know your phone Display keys The display keys have a function preset by default in idle status, but the keys can be re-assigned ¢ page 31). The functions of the display keys change depending on the operating situation.  Example Current display key functions Back...
  • Page 19: Message Lists

    Getting to know your phone Submenus The functions in the submenus are displayed as lists. Example To access a function: Settings ¤ Scroll to the function using the control key q and press Date/Time Returning to the previous menu level: Briefly press the display Audio Settings key Back or End call key a.
  • Page 20: Entering Numbers And Text

    Getting to know your phone Entering numbers and text If several number and/or text fields are displayed (e.g.  New Entry First Name and Surname in a phonebook entry), the field is automatically activated. The following fields must be activated by navigating with the control key q. A field is First Name: activated when a cursor is blinking inside it.
  • Page 21: Making Calls

    Making calls Making calls Making an external call ¤ Enter number, briefly press the Answer call key c. ¤ Press and hold the Answer call key c, enter number. You can cancel the dialling process with the End call key a. Dialling with the redial list The redial list contains the 20 numbers last dialled with the handset.
  • Page 22: Accepting A Call

    ¢ If Auto Answer is switched on ( page 26), remove the handset from the charging cradle. ¤ Gigaset C620A: Press the display key Ô to forward the call to the answer machine ¢ page 37). ¢ Accepting a call with the Gigaset L410 handsfree clip ( page 73): Press the Answer call key....
  • Page 23: Calling Line Identification

    By default, the number of the caller is shown on the handset of your telephone, page 64 or ¤ www.gigaset.com/service Handsfree mode If you are going to let someone listen in, you should tell the other party that this is happening.
  • Page 24: Adjusting The Loudspeaker Volume

    Making calls Adjusting the loudspeaker volume Ï Accessing the settings via the menu: ¤ ¤ ¤ ¤ ¤ ¤ q Audio Settings Handset Volume ¤ Earpiece: r Volume can be set at 5 levels for the earpiece and headset. ¤ Speaker: r Set the volume at 5 levels....
  • Page 25: Next Call Anonym

    Making calls Setting network services Withholding a phone number (CLIR - Calling Line Identification Restriction) If you do not want to have your phone number displayed to the other caller, you can withhold the number (CLIR). Calling Line Identification is withheld until you deactivate the function again. Ç...
  • Page 26 Making calls Making a consultation call Make another external call during an external call. The first Consultation call is placed on hold. ¤ ¤ Ext. Call Enter the second participant's number. The previous call is placed on hold. The second participant is called.
  • Page 27: Adjusting The Telephone Settings

    Adjusting the telephone settings Adjusting the telephone settings The handset and base station are preconfigured, but you can change the settings to suit your individual requirements. The settings can be changed via the menu Settings whilst on a call or in idle status. Changing the display language Ï...
  • Page 28 SMS for messages on the answer machine 975 SET: (only Gigaset C620A) You will see the number 9 followed by your entry (e.g. 975); the current setting will be flashing in the entry field (e.g. 0). ¤...
  • Page 29 Adjusting the telephone settings Setting earpiece and handsfree profiles You can set various profiles for handsfree and the earpiece to optimally adapt your phone to your environment. Check which is the most comfortable for you. Ï ¤ ¤ ¤ ¤ ¤...
  • Page 30 Adjusting the telephone settings Setting the base station ringtone (Gigaset C620A only) Ï ¤ ¤ ¤ q Audio Settings ¤ ¤ q Ringtones (Base) ¤ ¤ Volume: r Volume can be set at 5 levels or crescendo (increasing volume) or ringtone can be deactivated (level 0).
  • Page 31: Protection Against Unwanted Calls

    Adjusting the telephone settings Protection against unwanted calls You call up the menu using the Call Protection key • ( ¢ page 1). Setting time control for external calls Example You can specify a time period when you want the telephone to Activation ring at a lower volume, or not at all.
  • Page 32: Quick Access To Numbers And Functions

    Adjusting the telephone settings Black list When the black list function is activated, calls from black list numbers are not signalled or are only signalled in the display. The setting applies for all registered handsets and the base station. Editing the black list ¤...
  • Page 33: Operating A Repeater

    51). Operating a repeater You can use the Gigaset Repeater to increase the range of your Gigaset handset. The function and setting of your repeater depends on the repeater version used. The repeater version can be identified by the item number on the product label:...
  • Page 34: Changing The System Pin

    3). The repeater regis- ters automatically. You can register a maximum of 2 Gigaset Repeaters 2.0. The ECO DECT function Maximum Range is activated and No Radiation is deactivated. The set- tings cannot be changed whilst the repeater is registered.
  • Page 35: Restoring Phone To Default Setting

    Restoring phone to default setting Restoring phone to default setting You can reset individual modifications to base and handset settings separately. The following are not affected by the reset: Date / time, Registration of handsets to the base and the current selection of the base, System PIN, Entries in the calendar and phonebook, Redial list.
  • Page 36 ECO DECT 2) Deactivating DECT wireless module in idle status (Eco Mode+) With the No Radiation setting, you can deactivate the transmission power of the base Ï completely during idle status. ¤ ¤ ¤ q ECO DECT ¤ ¤ q No Radiation ¤...
  • Page 37: Answer Machine (Gigaset C620A)

    Answer machine (Gigaset C620A) Answer machine (Gigaset C620A) ¢ The answer machine is operated using the keys on the base ( page 2) or on the handset. Activating/deactivating the answer machine ¤ ¤ ¤ ¤ Ì q Activation (μ= activated) Change ¤...
  • Page 38: Playing Back Messages

    Answer machine (Gigaset C620A) Listening to announcements/advisory messages ¤ ¤ ¤ ¤ ¤ Ì q Announcements q Play Announcement /  ¤ q Play Advisory Msg. If you have not recorded a personal announcement, the relevant default announcement is played....
  • Page 39 Answer machine (Gigaset C620A) The following options are available during playback: Stopping playback:  press 2, press again to continue. Or: ¤ q Continue ¤ Press Options. Playback is stopped, to continue: Go to the next message: press s or 3.
  • Page 40 Answer machine (Gigaset C620A) Operating when on the move (remote operation) Check or activate the answer machine from another telephone (e.g. hotel, mobile phone). ¢ Prerequisites: The current system PIN is set to something other than 0000 ( page 32) and the other telephone has tone dialling (DTMF).
  • Page 41: Network Mailbox

    Network Mailbox Network Mailbox: Enter the phone number ¤ of the network mailbox Playing back network mailbox messages ¤ Press and hold the key. Prerequisite: Assign key 1 to the network mailbox (Gigaset C620A). ¤ ¤ ¤ ¤ ¤ Ì...
  • Page 42: Multiple Handsets

    In this case, de-register another handset that is no longer required and repeat the registration procedure. For other Gigaset handsets and handsets for other devices with GAP functionality, start the registration of the handset according to the respective user guide.
  • Page 43: Making Internal Calls

    ¢ ¢ Press briefly the Registration/paging key on the base (C620A page 2, C620 page 3). All handsets will ring at the same time ("paging"), even if ringers are switched off.  (Exception: handset on which the baby monitor is activated).
  • Page 44: Listening In To An External Call

    Multiple handsets Transferring an external call: You have two options to transfer the call: ¤ Wait until the participant called answers, then hang up:  Press the End call key a. ¤ Hang up before the participant calls: Press the End call key a. If the participant called does not answer of does not transfer the call, end the consultation with End.
  • Page 45: Phonebook (Address Book)

    Phonebook (Address book) Phonebook (Address book) In a phonebook entry, you can store first names and surnames, up to three numbers, an anniversary with a reminder, caller melody and e-mail addresses. You can create the directory (with up to 250 entries) individually for each of your handsets. You ¢...
  • Page 46 Phonebook (Address book) Displaying the number of entries that are available in the directory ¤ ¤ ¤ ¤ q Available Memory Open phonebook. Options Selecting a phonebook entry, searching in the phonebook ¤ Open phonebook. ¤ Scroll to the name you are searching for using q. Holding down q scrolls continuously upwards or downwards through the phonebook.
  • Page 47: Call List

    Call list Transferring a displayed number to the phonebook You can transfer numbers to the phonebook which are displayed in a list, e.g. the caller list, the redial list, o1r in an SMS, as well as numbers that you have already selected or have entered for selection. ¤...
  • Page 48: Contactability

    To : Enter the number to which the SMS should be sent. ¤ For missed calls: r On / Off ¤ For AM messages: r On / Off (Gigaset C620A) ¤ Save Please note Do not enter your own fixed line network number for notification of missed calls. This can create an endless loop that will incur charges.
  • Page 49: Calendar

    Calendar Calendar You can remind yourself of up to 30 appointments. May 2013 In the calendar, the current day is outlined in white; on days Mo Tu We Th Fr Sa Su with appointments, the numbers are displayed in colour. 01 02 03 04 05 When a day is selected, it will be highlighted.
  • Page 50 Calendar Displaying missed appointments/anniversaries The following appointments and anniversaries are stored in the Missed Alarms list: The appointment/anniversary call was not acknowledged. The appointment/anniversary was signalled during a phone call. The handset was switched off at the time of the appointment/anniversary. The last 10 entries are stored.
  • Page 51: Alarm Clock

    Alarm clock Alarm clock ¢ Prerequisite: Date and time are set ( page 11). Example á You can activate/deactivate and set the alarm clock as follows: Alarm Clock ¤ ¤ ¤ ¤ ¤ Activation: r On/Off Alarm Clock ¤ Activation: Changing the settings: <On >...
  • Page 52 Baby monitor Caution Ensure the following points: The handset should be positioned 1 to 2 metres away from the baby. The microphone must be pointed towards the baby. Activating the function reduces the operating time of your handset. If necessary, place the handset in the charger.
  • Page 53: Sms (Text Messages)

    SMS (text messages) SMS (text messages) Your device is supplied ready for you to send text messages immediately. Prerequisites: Calling Line Identification is enabled. Your network provider supports SMS within the fixed line network. To receive SMS messages, you must be registered with your network provider.  This usually occurs automatically when you send your first text message.
  • Page 54: Incoming

    The inbox contains all the received SMS messages and those SMS messages that could not be sent due to an error. Ë New SMS messages are signalled on all Gigaset handsets by the icon on the display, the flashing Message key f and an advisory tone.
  • Page 55: Sms Centre

    SMS (text messages) SMS with vCard The vCard is an electronic business card. It is indicated by the Å icon in the SMS text. A vCard can contain a name, home number, work number, mobile number and a birthday. Individual entries in a vCard can be saved to the phonebook one after the other.
  • Page 56: Sms Troubleshooting

    SMS (text messages) SMS troubleshooting E0 Calling Line Identification permanently withheld (CLIR) or Calling Line Identification not activated. FE Error occurred during SMS transfer. FD Connection to SMS centre failed, see self-help. Self-help with errors You cannot send messages. 1. You have not requested the CLIP service (Calling Line Identification Presentation). ¥...
  • Page 57: Operating The Telephone On A Router/Pabx

    Or: r Call Lists: The access code should only be prefixed when dialling from one of the follow- ing lists: SMS list, missed call list, accepted call list, answer machine list (Gigaset C620A). Or: r All calls: The access code should be prefixed to every number.
  • Page 58 Operating the telephone on a router/PABX Setting pauses Menu key v ¤ *#Q5# ¤ Then enter one of the following function-specific codes: Pause after line seizure: ¤ ¤ OK (for 1 sec.) ¤ ¤ OK (for 3 secs.)  ¤ ¤...
  • Page 59: Display Icons

    Display icons Display icons Icons in the status bar The following icons are displayed in the status bar depending on the settings and the operating status of your telephone: Icon Meaning Icon Meaning Signal strength (No Radiation off ) Battery charge status: Ð...
  • Page 60 Display icons Display key icons The following icons indicate the current function of the display keys according to the operating situation: Icon Action Icon Action Ò Ó Last number redial Copy number to the phonebook Ñ Ô Deleting text Forwarding a call to the answer ö...
  • Page 61: Menu Tree

    Menu tree Menu tree Opening the main menu: Press v whilst the telephone is in idle status. Note Not all functions described in this user guide are available in all countries or with all network providers. Ç Select Services ¢ Next Call Anonym.
  • Page 62 Menu tree Ì Answer Machine ¢ Play Messages Network Mailbox ** page 39 ¢ Answer Machine ** page 36 ¢ Activation * page 35 ¢ Announcements * Record Announcem. * page 35 ¢ Play Announcement * page 36 ¢ Delete Announcem. * page 36 ¢...
  • Page 63 Menu tree Ï Settings ¢ Date/Time page 11 ¢ Audio Settings Handset Volume page 22 ¢ Earpiece Profiles page 27 ¢ Handsfree Profiles page 27 ¢ Advisory Tones page 28 ¢ Ringtones (Handset) page 27 ¢ Ringtones (Base), (only C620A) page 28 ¢...
  • Page 64: Service (Customer Care)

    Please have your proof of purchase ready when calling. Please note that if the Gigaset product is not sold by authorised dealers in the national territory the product may not be fully compatible with the national telephone network. It is clearly spec- ified on the box near the CE mark for which country/countries the equipment has been devel- oped.
  • Page 65: Questions And Answers

    If you have any queries about the use of your telephone, suggested solutions are available on our web-site at  ¤ ¤ www.gigaset.com/service First steps for troubleshooting. The table below also lists steps for troubleshooting. The display is blank. 1. The handset is not activated.
  • Page 66 You cannot listen to messages on the network mailbox. Your PABX is set to pulse dialling. ¥ Set your PABX to tone dialling. only Gigaset C620A: No time is specified for a message in the call list. Date/time are not set. ¥...
  • Page 67: Guarantee Certificate United Kingdom

    Gigaset Communications. This Guarantee shall apply to new devices purchased in the European Union. For Products sold in the United Kingdom the Guarantee is issued by: Gigaset Communications UK Limited, 2 White Friars, Chester, CH1 1NZ. Any other claims resulting out of or in connection with the device shall be excluded from this Guarantee.
  • Page 68: Guarantee Certificate Ireland

    Gigaset Communications. This Guarantee shall apply to new devices purchased in the European Union. For Products sold in the Republic of Ireland the Guarantee is issued by Gigaset Communications UK Lim- ited, 2 White Friars, Chester, CH1 1NZ.
  • Page 69: Exclusion Of Liability

    Service (Customer Care) Exclusion of liability Your handset display has a resolution of 128 x 160 pixels. Each pixel consists of three sub-pixels (red, green, blue). It may be the case that a pixel is incorrectly controlled or has a colour deviation.  This is normal and no reason for a warranty claim.
  • Page 70: Environment

    Environment Our environmental mission statement We, Gigaset Communications GmbH, bear social responsibility and are actively committed to a better world. Our ideas, technologies and actions serve people, society and the environment. The aim of our global activity is to secure sustainable life resources for humanity. We are com- mitted to a responsibility for our products that comprises their entire life cycle.
  • Page 71: Appendix

    Capacity: 1300 mAh Handset operating times/charging times The operating time of your Gigaset depends on the capacity and age of the battery and the way it is used. (All times are maximum possible times). Standby time (hours) * 530 *...
  • Page 72: General Specifications

    Appendix Base power consumption C620 C620A   In standby mode – Handset in charging cradle approx. 0.9 W approx. 0.9 W – Handset outside charging cradle approx. 0.6 W approx. 0.65 W During a call approx. 0.7 W approx. 0.75 W...
  • Page 73 Appendix Character charts Standard characters 9x 10x Press the relevant key the number of times indicated. ä á à â ã ç ë é è ê ï í ì î ö ñ ó ò ô õ ß ü ú ù û...
  • Page 74: Accessories

    Accessories Accessories Upgrade your Gigaset to a cordless PABX: Gigaset Handset C620H Brilliant sound quality in handsfree mode 1.8" TFT colour display Directory for 250 entries Talk/standby time of up to 26 hrs/530 hrs,  standard batteries Brilliant sound quality in speaker mode: 4 adjustable ...
  • Page 75 Compatibility You can find more information about the handset functions in connection with the individual Gigaset base stations at: www.gigaset.com/compatibility Use only original accessories. This will avoid possible health risks and personal injury, and also ensure that all the relevant regu-...
  • Page 76: Index

    Index Index ......Baby monitor ..... Baby monitor key .
  • Page 77 Index ....... . . Call protection key Contents of the package .
  • Page 78 Index ......list ......muting .
  • Page 79 Index ... Keys Message length (ans. mach.) ..........Answer call key Message lists .
  • Page 80 ..... . . send centre ..Registering other Gigaset handsets ....temporary storing .
  • Page 81 Index ......Status bar ......icons .

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