Panasonic DBS Series Overview page 13

Panasonic Digital Business System - Overview
April 1997 Issue 6
RAI Remote Administration Interface
Model Number: VB3666A Max. Per System: 1
The Remote Administration Interface (RAI) is a plug in modem with 300 and 1200 bps
transmission speeds, V.21/22 standard. It is mounted onto the SCC. The RAI allows engineer
programming of the system from a remote location over an exchange line.
Exchange Line Card
Model Number: VB3660
Each exchange line card provides interfaces for 6 exchange lines. These are loop calling
unguarded clearing lines with LD or DTMF signalling. Exchange line cards are installed in
the LINE slots, but can also be installed in the universal slot. The maximum number which
can be installed is dependant upon the CCU used.
Digital Extension Card
Model Number: VB3670
Each Digital Extension Card (DEC) provides 8 interface circuits for the connection of
proprietary digital extensions. The card installed in the first EXT1 slot of the DBS must be a
DEC. The remaining slots can be any mix of DEC or Analogue Extension Cards (AEC). The
DEC can also be installed in the universal slot if required.
Analogue Extension Card
Model Number: VB3680
The Analogue Extension Card (AEC) provides a circuits for the connection of 8 analogue
equipment approved to BS6305. This equipment must used timed break recall signalling.
Dialling can be LD, however DTMF is recommended because not all features are accessible
form LD Telephones. To support this card the SLT Ring Generator VB3687 must be installed
and if DTMF telephones are used at least one DTMF Receiver Card VB3682. The AEC can
be installed in any EXT slot except the first EXT1 slot of the DBS.
DTMF Receiver Card
Model Number: VB3682 Max. Per System: 1
The DTMF Receiver Card (MFR) provides 8 DTMF receiver circuits for use by analogue
extensions and DISA calls.
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