Rs232C Interface; On Site Pc Programming - Panasonic Digital Business System Installation Manual

Panasonic Digital Business System - Installation Manual
March 1997 Issue 5

RS232C Interface

The DBS CCU is equipped with an RS232C interface located at the top left hand corner of the MDF (CN11). The
connection is a female 25 way D-type socket. This can be used for call logging and on site programming via a PC.
The wiring for the connections to this port is shown below. The communication parameters are set via system
programming. Refer to the programming manual for details regarding programming these settings.
Important
This port does not provide isolation sufficient to satisfy the requirements of BS6301. Apparatus connected to this
port must be approved to BS6301 or have previously been evaluated against British Telecommunications PLC
Technical Guides 2 or 26 and given permission to attach. Other usage will invalidate any approval given to the
apparatus.
Figure 19 - RS232 Cable Wiring

On Site PC Programming

By connecting a PC with appropriate communications software which will support direct connection the DBS can
be programmed without the need to use a key telephone.
For details refer to the Programming Manual section on Remote Programming.
23