user manual
2. The central equipment of this system consists of
up to four Central Control Units (CCUs).
a. Basic CCU: 32 ports.
b. Basic CCU + 1 Expansion CCU:
64 ports.
c. Basic CCU + 2 Expansion CCUs:
96 ports.
d. Basic CCU + 3 Expansion CCUs: 128 ports.
3. A maximum of two DSS/BLF Consoles and one
CO Add-On Module can be equipped at any
attendant position, provided the system
maximum of six units is not exceeded.
4. Combination of system speed dial memory
numbers and any outside .,number can be assigned
to station speed dial (Consecutive Speed Dial
Memory Assignment). By using this technique,
numbers longer than sixteen digits can be
available for speed dialing.
220.10
INSTALLATION EXAMPLE
Table 200-5 provides an example to help in
understanding some of the requirements when
ND-20292
CHAPTER 2
APRIL, 1990
configuring a system. In this example, 12 CO lines, 12
Multiline Terminals (without optional equipment), 5
Multiline Terminals with DPA-E Unit, 3 Multiline
Terminals with DTA-E Unit, 2 Multiline Terminals
with both a DTA-E and DPA-E Unit, 10 SLTs without
message wait lamp, 6 SLTs with message wait lamp, 3
external speakers for zone paging, 6 HFU-E Units, 4
ADA-E Units, 2 conference circuits, 4 E&M Tie Lines,
3 DSS/BLF Consoles, 1 CO Add-On Module, LCR and
SMDR are being installed. Refer to Figure 200-4 to
help in the conceptional understanding of the system
being installed.
220.11
CABLING REQUIREMENTS
Each CCU is equipped with three 50 position
miniature ribbon type (female) amphenol connectors.
Fifty position miniature ribbon type connector (male)
ended cables are required for connections to the Main
Distribution Frame (MDF).
Allowable loop resistance, maximum length, and type
of cable. Refer to the Table 200-6.
Table 200-5 System Configuration Example
SYSTEM
DEVICE TYPE
REQUIRED UNIW
EQ;rNF,",",T
AND QUANTITY
Central Control Unit
Power Supply
Ring Generator
1
ESE-32B-1
2
ESE-32E-1
3
PSE-AD- 1
1
RSG-E
CO Line 12
3 COI-E/EB
Tie Line
4
2 TLI-E/EB
Multiline Terminals with DPA-E installed
5
I
Multiline Terminals with DTA-E installed
3
I
3 ESI-EB
Multiline Terminals with DTA-E and DPA-E inst.
2
Multiline Terminals without DPA-E installed
12
’ 4ESI-EA
>
DSS/BLF consoles, CO Add-On Modules
4
I
Sinale line telenhones with message wait lamn
6
2 SLI-EB
Single line telephones without message wait lamp
10
2 SLI-EA
DTMF Receiver Unit
1
1 MFR-EA
Conference Circuits I
2
1 2CNF-E
External Speakers
Station Message Detail Recording
3
ECR-E
1
SMDR-E
Least Cost Routing
Off-Hook Announcement
1
LCR-E
7
7 DPA-E
Data Switching 5 5 DTA-E
Handsfree Unit 6 6 HFU-E
Ancillary Device Adaptor 4 4 ADA-E
Installed in Multiline Terminal
Installed in Multiline Terminal
Installed in Multiline Terminal
Installed in Multiline Terminal
NOTE
1: Install the RSG-E unit in the CCU where all SLI-E( ) ETUs are installed, or use supplementary RSG
cable, to support SLI in adjacent CCU’s.
NOTE
2:
NOTE
3:
Install all SLI-E( ) ETUs in one CCU only, if not, then in two adjacent CCU’s.
External speakers and amplifiers for paging must be locally provided.
SLOT
POSITION
PSU
FUG
3 interface slots
2 interface slots
7 interface slots
4 interface slots
1 interface slot
2 interface slots
1 interface slot
1 option slot
1 option slot
I
REMARKS
I
-I
I
ETE-6-( ) and ETE-16-2 TELs
cannot be
equipped with DPA-E , HFU-E
?I
I
or DTA-E Units.
NOTE 2
3
200-7