Panasonic Digital Business System Section 300 Installation Guide

Installation, Section 300 
Issue 2 Requirements 
August 30; 
1993 
Chapter 1. Requirements 
This chapter includes DBS model numbers and FCC information that may be 
required during installation. In addition, environmental requirements are 
included to ensure proper operation. 
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Installation, Section 300 
Requirements 
Issue 2 
August 30, 1993 
Model Numbers and FCC Information 
Table I-I. DBS model numbers 
DBS System 
DBS 40 
DBS 72 
DBS 96 
Model Number 
VB -43030 
VB -43050 
1 
1 
VB-43060 
Tzzble I-2. FCC information 
Item 
Type of Service 
FCC Registration Number 
Ringer Equivalence 
Network Address Signaling 
Code 
Service Order Code 
Facility Interface Code 
Required Network Interface 
Code 
Specijication 
The DBS is designed for use with standard telephone lines....

Installation, Section 300 
Issue 2 Requirements 
August 30., 
1993 
Gas and airborne particles: To avoid corrosion or oxidation of electrical 
contacts, the environment should be free from airborne particles and corrosive 
gas. 
Electrical noise: The environment should be free from excessive electrical 
noise, which could disturb the operation of digital circuits. The system should 
be located at least 10 ft. (3 m) away from welders, dimmers, or other high- 
current machines. Phones connected to the...

Installation, Section 300 
issue 2 Requirements 
August 30,1993 
l The attachment-plug receptacles of the same type as that used by the systems 
that are in the vicinity of the DBS are all to be of a grounding type, and the 
equipment grounding conductors serving these receptacles are to be 
connected to earth ground at the service equipment. 
l A marking adjacent to the telecommunications jacks must instruct the user to 
connect a supplementary equipment grounding conductor before any 
telecommunication...

Installation, Section 300 
Issue 2 
Chapter 2. System Overview 
System Overview 
August 30,1993 
This chapter gives an overview of the Digital Business System (DBS). This 
overview includes descriptions of the DBS cabinet, system configurations, 
printed circuit cards, and the call processor. 
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Installation, Section 300 
Issue 2 System Overview 
August 30, -1993 
Cabinet Description 
Panasonic’s Digital Business System (DBS) is a hybrid telephone system that 
can be used as a key service unit (KSU) or a private branch exchange (PBX). 
The DBS cabinet includes an AC power supply, backup batteries (optional), 
dedicated card slots, and a central connector panel for line and trunk 
connections. 
‘igure 
2-1. 
The DBS cabinet (DBS 96 shown) 
,- 
Connector Panel -, 
--- 
_-_--- 
__---- --P--v...

Installation, Section 300 
Issue 2 System Overview 
August 30, 1993 
All-Page 
Speaker 
II 
MDF 
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Installation, Section 300 
System Overview 
Issue 2 
August 30, 1993 
Configurations 
The DBS comes in three models, which provide from 40 to 96 ports. Up to two 
systems can be combined to increase port capacity up to 192 ports (DBS 96 + 
DBS 96). 
In addition to dedicated trunk and extension slots, each system includes one 
expansion slot (labeled EC/TRK) that can be used for either trunks or 
extensions. The following table shows port capacities for individual systems, as 
well as different...

Installation, Section 300 System Overview 
Issue 
2 August 30,1993 
Table 2-2. Printed circuit card descriptions and maximums 
Card Type Card Designation Card Description 
Maximums per Cabinet 
DBS40 DBS 72 DBS 96 
Analog L-TRK/4 (VB-435 10) 4-port loop trunk 
Trunks 
L-TRK/8 (VB-435 11) g-port loop trunk 
G-TRW8 (VB-4353 1) S-port ground-start trunk 2 total 
3 total 
4 total 
DID (VB-43541) Direct-inward-dialing 
trunk 
Digital Tl Trunk Card Tl interface 
1 
1 1 
Trunks (VB-4356 1) 
(See Note 1.)...

TO: 
FROM: 
DATE: 
RE: 
MCC/Panasonic 
Business Telephone, Engineering Department 
All DBS Dealers 
MCC/Panasonic 
Business Telephone, Engineering Department 
August 30, 1993 
Documentation Update 
This documentation update contains a new version of 
Installation (Section 300). This manual 
replaces the existing version of Section XXI. 
Please inform us if you find changes that should be made to this or any other DBS manual. You 
can send your changes to the following address, or you can fax them to...