Telephone Systems Support



We at Business Telephone System’s understand the importance of prompt and professional back up service.
That’s why we continually invest in our on site support service, providing our customers with peace of mind in the knowledge that, should a problem arise, an engineer will quickly be on site to provide a solution.

NEC User Manuals:

NEC Analogue Telephone User Guide

NEC Digital Telephone User Guide

NEC VoiceMail User Guide

NEC Mobile Extension User Guide


Panasonic User Manuals:

Panasonic 824 Analogue Telephone System User Manual

Panasonic Digital Telephone System User Manual


Ericcson LG User Manuals:

Ericsson LG 7008d User Guide


Siemens User Manuals:

Siemens Optipoint 500 User Manual