Panasonic DBS 40 - Chapter 4. Trunks and Lines

Chapter 4. Trunks and Lines
This chapter describes trunk and line installation. Some peripheral equipment
also requires trunk and/or line interfaces (for example, door phones or power
failure units). See Chapter 5 for instructions on connecting peripheral
equipment through trunks or lines.
This chapter covers the following topics::
Topic
Trunks
Page
Loop-S tart Trunks
I 4-7
Ground Start and DID ‘$X%nks
4-9
Tl Interface / 4-11
Lines
/
4-3 1
Analog Extensions 4-37
Digital Extensions
4-40
DSS/72
4-40
EM/24
4-42
1 Trunk and Line Expansion
1 4-43 1
DBS-70-300
DBS Manual
- Issued 8/l/95
4-l
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