Issue 6
Electra Elite
5 - 84
Installing Electronic Telephone Units
5.8
SLI(4)/(8)-U( ) ETU
5.8.1 Description
The SLI(4)/(8)-U( ) ETU.has a built-in ringing generator
(RSG) and provides an interface for Single Line Telephones
or analog Voice Mail ports.
This ETU also provides circuitry for loop status detection,
talk battery, sending ringing signals, message waiting, and
loop disconnect for dial pulse signal detection.
The PBR circuit on the
MBD-U10 Unit
or the PBR( )-U
( )
ETU is required with Voice Mail or DTMF Single Line
Telephones.
Figure 5-47 SLI(8)-U( ) ETU
Summary of Contents for ElectraElite 48
Page 2: ...SYSTEM HARDWARE MANUAL Stock Number 750376 Issue 6 Series 8000 48 ...
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Page 10: ...Regulatory Information ...
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Page 56: ...1st Tab Chapter 1 Introduction ...
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Page 78: ...2nd Tab Chapter 2 System Specifications ...
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Page 102: ...3rd Tab Chapter 3 Hardware Requirements ...
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Page 110: ...4th Tab Chapter 4 Installing the KSU ...
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Page 136: ...5th Tab Chapter 5 Installing Electronic Telephone Units ...
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Page 256: ...6th Tab Chapter 6 Installing Electra Elite Multiline Terminals ...
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Page 290: ...7th Tab Chapter 7 Installing Optional Equipment ...
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Page 344: ...8th Tab Chapter 8 Installing Dterm Series i Equipment ...
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Page 358: ...Electra Elite Issue 6 System Hardware Manual 8 13 Figure 8 15 Removing the Line Panel ...
Page 396: ...9th Tab Chapter 9 Installing Electra Professional Equipment ...
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Page 404: ...10th Tab Chapter 10 System Maintenance ...
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Page 428: ...11th Tab Appendices ...
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Page 434: ...SYSTEM HARDWARE MANUAL NEC America Inc Issue 6 Series 8000 48 ...
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