Manual for DECT 221 / DECT 225

Manual for DECT 221 / DECT 225

Brand: PHILIPS

Category: Electronics

Document Type: Manual

Language: EN

Uploaded: Nov. 21, 2025, 6:46 p.m.

Warranty Information

Refer to the manual for detailed warranty information and service center contacts.

Setting Up Your Phone

  • Install the base unit and charger by connecting them to the power and phone line.
  • Charge the handset for 24 hours before first use.
  • The handset will automatically register with the base.

Making Calls

  • Press TALK, then dial the number.
  • Use Preparatory Dialing to edit numbers before dialing.
  • Redial previous numbers using the REDIAL key.
  • Dial numbers from the phonebook using the PHONEBOOK key.
  • End calls with the END key or by placing the handset on the base.

Answering Calls

  • Press TALK to answer an incoming call.
  • Use the LOUDSPEAKER key for handsfree calls.
  • Adjust volume with the UP/DOWN keys.
  • Mute calls with the MUTE key.

Using Your Phonebook

  • Store up to 30 contacts with names and numbers.
  • Edit or delete phonebook records as needed.
  • Delete the entire phonebook if necessary.

Call Records

  • View incoming and outgoing call lists.
  • Save call records to your phonebook.
  • Delete individual call records or the entire list.

Personalizing Your Phone

  • Give your handset a name.
  • Set the phone's language.
  • Turn the backlight on/off.
  • Choose ring melodies and adjust ring volume.
  • Turn key tones on/off.

Advanced Features

  • Switch between tone and pulse dialing.
  • Adjust flash duration for operator services.
  • Set up area code formatting for Caller ID.

Answering Machine (DECT 225)

  • Turn the answering machine on/off.
  • Record outgoing messages (OGM).
  • Play, delete, or manage incoming messages (ICM).
  • Use call screening and volume adjustment.
  • Set ring delay and security PIN.
  • Access the answering machine remotely.

Troubleshooting and error codes

Problems Solutions
The phone does not work at all. Make sure that the adapter and the phone cord are connected properly. Check that the batteries are fully charged and installed properly. This phone does not work during power failure.
The phone does not ring. Make sure the adapter and the phone cord are connected properly. Move the handset closer to the base unit. Make sure the handset ringer is turned on.
There is no dial tone. Check that the phone cord is connected properly. Check the handset is fully charged. Move the handset closer to the base unit.
Caller ID does not work properly. Check with your local phone company that the Caller ID service is subscribed to. Let the phone ring at least once before answering.
The second call (Call Waiting) cannot be answered. Check with your local phone company and select the correct flash duration.
The empty battery icon appears soon after the batteries are charged. Replace the batteries with new ones.
The handset is unable to register (DECT 221 only) Make sure that the PAGING key has been pressed for 4 seconds before pressing the OK key. Each base can only register up to four handsets. See Section 9 - Un-registering a handset - to un-register a currently registered handset.
The answering machine does not record calls (DECT 225 only). Make sure the answering machine is connected to the power adapter, and the power adapter is plugged into mains supply which is switched on. Check to see if the answering machine is full. If so, delete some or all messages. Try switching off the power at the main socket, and then turn it on again after 15 minutes.
Unable to perform remote operation (DECT 225 only). Make sure you entered the correct security code. Use a phone set on tone dial mode.
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