5.6.9How to turn on/off room monitoring This feature allows you to monitor a room by placing the handset in a room to be monitored. The monitored handset will not ring when there is an external incoming call or internal call. The monitored handset will turn on the speaker automatically if any other registered handsets want to reach the monitored handset. Mute On

will appear in the screen of the calling handset by press <when the internal call is set up. If the

calling handset want to talk to the monitored handset, press <to unmute the microphone.

Note

You must have at least 2 handsets registered to

your base station in order to use this feature.

1 Press <to access the main menu

2 Press u/dto select Personal Set

3 Press <and u/dto select Room

Monitor

4 Press <and u/dto choose On or Off 5 Press <to save the settings.

Note

If room monitor is set to On, Room Monitor On will display on standby.

5.6.10How to turn on/off the keypad backlight

1Press <to access the main menu

2Press u/dto select Personal Set

3Press <and u/dto select Backlight

4Press <and u/dto select On or Off

5Press <to save the settings

Note

If there is no key press within 20 seconds, the keypad backlight and LCD backlight will be turned off automatically. Press any key can turn on the keypad backlight. To turn on the LCD backlight, press <or >.

5.7 Advanced settings

5.7.1 How to select recall time

Recall time is the time delay by which the line will be disconnected after you press r. The default value of recall time preset in your phone should be the best suited for your country network. You do not need to change it.

1Press <to access the main menu

2Press u/dto select Advanced Set

3Press <to select Recall Time

4Press <to select the recall time of your

country

Note

Number of available recall time options varies with different countries.

5Press <to confirm

5.7.2How to set the dial mode

The default value for dial mode that is preset in your phone should be the best suited for your country network and therefore you do need to change it.

There are two dial modes: Tone or Pulse.

1Press <to access the main menu

2Press u/dto select Advanced Set

3Press <and u/dto select Dial Mode

4Press <and u/dto select Tone or

Pulse

5Press <to save the settings

5.7.3Call barring

Call barring enables you to restrict selected handsets from dialing a phone number beginning with certain numbers. You can set up to four different barring numbers, with each number containing up to four digits.

Note

You will be required to enter the 4-digit master PIN before you can activate or deactivate call barring mode, add or modify call barring number.

5.7.3.1 How to set call barring mode on/ off

1Press <to access the main menu

2Press u/dto select Advanced Set

3Press <and u/dto select Call

Barring

4Press <to enter the 4-digit master PIN when prompted (default master PIN is 0000)

5Press <to select Barring Mode

6Press <to select On or Off

7Press <to save the settings

Note

If barring mode is set to on, Call Barr On will display on idle screen.

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Use more of your phone

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Philips CD6452B manual 10How to turn on/off the keypad backlight, Advanced settings How to select recall time, Call barring