Section
300~Installation
ChaOter
1. Reauirements
Model Numbers
Table l-l. DBS model numbers
DBS System
Model Number
DBS 40
VB-43030
DBS 72
VB-43050
DBS 96
1
VB-43060
1
FCC Requirements
General Requirements
l
The Federal Communications Commission (FCC) has established Rules
which permit the DBS to be directly connected to the telephone network.
Standardized jacks are used for these connections. This equipment should
not be used on party lines or coin lines.
l
Key FCC information appears in the following table.
Table l-2. FCC information
Item
Specification
FCC Registration
When used as a key system:
ACK4A4-60490~KF-E
Number
When used as a PBX:
ACK4A4-60489~MF-E
Ringer Equivalence
OSB
*
Network Address E
Signaling Code
* The ringer equivalence number @EN) is useful to determine the quantity of
devices that you may connect to your telephone line and still have all of those
devices ring when your number is called. In most areas, the sum of the
RENs
of all devices on any one line should not exceed five (5.0). To be certain of
the number of devices you may connect to your line, as determined by the
REN, you should call your telephone company to determine the maximum
REN for your calling area.
l
Before connecting the DBS, provide the telephone company with the
following information
DBS-70-300
DBS Manual
-
Revised
4/3/96
1-3
Technical Manuals Online! - http://www.tech-man.com
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