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Section 300-Installation Chapter 7. Specifications
DBS-2.3/9.2-300 DBS Manual - Revised April 2000 7-9
Expansion Connectors
VB-43120 Trunk expansion connector
111
VB-43121 Extension expansion connector
Doorbox Equipment (Trunk)
VB-43701 Door box adaptor 8* 12* 16*
VB-43705 Door box 16* 24* 32*
Doorbox Equipment (Extension)
VB-43711 Extension-Based Door box adaptor 4 4 4
VB-43705 Door box 4 4 4
Optional Equipment
VB-43706 Remote Administration Interface (RAI-A)
111
VB-43707 Remote Administration Interface (RAI-B)
VB-43551 8-circuit Caller ID daughter board
1 per
VB-43511A
AEC
1 per
VB-43511A
AEC
1 per
VB-43511A
AEC
VB-43130 Built-in system backup batteries 1 1 1
VB-43709 Single Line Telephone Adaptor 8 14 18
VB-2089P SLT ringer box 1 1 1
VA-43703 4-line power failure unit 6 8 8
VB-43702 Off-premise extension adaptor 8 8 8
VB-43940 Application processor interface (API) 1 1 1
VB-43991 PCAS software
1
VB-43993 DBS Manager software
* Note:
These maximums are based on overall trunk capacities and do not allow for trunks used
for outside lines.
Part No. Description Quantity
DBS 40 DBS 72 DBS 96