Communication Technologies

Using your Telephone

For assistance and hints on how to use your telephone, please click on the links or images below. Procedures differ depending on the type of handset you have (analogue or digital).

Ericsson DT290 Cordless Phone Information Sheet (PDF 717KB)

Analogue Handsets

 Digital Handsets

Ericsson 2137
Interquartz E3
Ericsson 2137

Ericsson 2144
Ericsson 2144

 Ericsson 3211
Ericsson 3211

Ericsson 2561
Ericsson 2561

IP Handsets

 Ericsson 3212
Ericsson 3212

 Ericsson 2661
Ericsson 2661

 Dialog 4422
Dialog 4422 (PDF 1.6MB)



 Dialog 4425
Dialog 4425 (PDF 2.0MB)



 Ericsson 3213
Ericsson 3213

Ericsson 2662
Ericsson 2662