7.2Technical data

ISDN

 

Connection:

Euro ISDN point-to-multipoint connection

Dimensions:

162 x 80 x 206 mm (W x H x D)

Weight:

approximately 700 g

For connection to telecommunications systems with an internal S0 bus.

Analog port

 

 

Dialling method:

Dual tone multifrequency (DTMF)

 

Pulse dialling

 

– Functions with * and # are not available

 

when using pulse dialling

R key:

Flash (50 ms … 350 ms)

Ringing voltage:

32 Vrms / 25 Hz to 0.85 µF + 1,800 Ohm

 

(Z > 7,700 Ohm)

Supply voltage:

16 V

Supply voltage:

20 mA to max. 540 Ohm

Technical modifications reserved

7.3Cleaning and care

Simply wipe your telephone with a slightly damp cloth or with an anti-static cloth; never use a completely dry cloth.

Please avoid the use of cleaning and scouring agents.

79

phone

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Image 80
Philips D721, D711 manual When using pulse dialling, Key Flash 50 ms … 350 ms Ringing voltage, 700 Ohm