BT DF450 manual Setting the external button, Error correction mode ECM

Models: DF450

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Setting the external button

Your switchboard may require an access code in order to give you an outside line. This external line command can be stored under the EXTERNAL button.

START FUNCTION

Press the FUNCTION button until the display shows INSTALLATION.

Press the START button until the display shows PRIV.LINE:(PSTN).

Press the ◀ ♣ buttons until the display shows PRIV.LINE:(PBX).

Press the START button, display shows PBX DIAL:TONE.

Press the START button, display shows EXT LINE PREFIX.

Press the ◀ ♣ buttons to display the external line options PREFIX, EARTH or

FLASH.

EARTH = Earth recall FLASH = Time break recall

Press the START button to confirm the setting.

If you chose PREFIX, the display shows:

TYPE PREFIX (0-9).

Enter your access code (up to three digits).

Press the START button to confirm the setting.

Press the STOP button to return to standby. Your access code is now programmed and can be dialled by pressing the EXTERNAL button before dialling a number.

Additional features

The EXTERNAL feature can also be stored as part of a one-touch or Quickdial entry.

Error correction mode (ECM)

Error correction mode ensures that fax transmissions are of the best possible standard when sending or receiving from another machine with a similar feature. When it is selected and in use, an E is shown in the display at the end of the called number. It is recommended that this facility is left on.

To switch off error correction mode

START FUNCTION

Press the FUNCTION button until the display shows FAX SET UP.

Press the START button, display shows VARIOUS SETTINGS.

Press the START button until display shows

ECM: ON.

Press the button to change display to

ECM: OFF.

Press the START button to confirm setting.

Press the STOP button to return to standby.

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BT DF450 manual Setting the external button, Error correction mode ECM