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Panasonic Digital Business System - Overview
April 1997
External Battery Cabinet And Battery
Model Number: VB2497 / VB24973PEX
With the internal batteries removed the external battery cabinet can be attached to the CCU.
This is larger capacity battery than the internal option and will hold the system operation for
approximately 4 hours on DBS 38 , 5 hours DBS 68 , 4 hours DBS 90 and 4 hours per
cabinet on an double CCU system. When used on a double CCU system one external battery
and cabinet is required to be installed for each CCU. From discharged state it takes 15 hours
charging to reach 80% fully charged.
CPC-B Central Processor Card
Model Number: VB3775
The Central Processor Card (CPC) is installed in a the dedicated CPC slot within the CCU. It
controls the system operation and holds the system software and engineer settings. It is a
68000 processor with the system program stored on EPROM and programmable options
stored in battery backed RAM. The system clock is also on this card. The CPU on this card is
in overall control of sub-CPUs on other system cards.
CPC-C Central Processor Card
Model Number: VB3775A
The CPC-C card performs the same function as the CPC-B card with the addition of DASSII
ISDN connection supporting DDI, CLI and CCI. For a full feature description see the later
section 'ISDN Interface'
CPC-EX Centrel Procesor Card
Model Number: VB3776
The CPC-EX is a further enhanced CPC card replacing both CPC-B and C above on systems
where both DASSII and analogue private networking are required. It also provides addition
system features as described in the appropriate section later 'The CPC-EX Card'.
SCC System Control Card
Model Number: VB3665
The System Control Card (SCC) is installed in the dedicated SCC slot next to the CPC. It
provides tone generators for the system and controls external interfaces for music on hold ,
external paging , remote administration and call logging.
Max. Per CCU: 1
Max. Per System: 1
Max. Per System: 1
Max. Per System: 1
Max. Per System: 1
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Issue 6
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