Installation Of Optional Cards And Units - Panasonic KX-TD816 Installation Manual

24 0 Installation of Optional Cards and
Units
2.4.1 Location of Optional Cards and Units
The location of the optional cards is shown below.
Precaution
To protect the printed circuit boards (P-boards) from static electricity, do
not touch parts on the P-boards in the main unit and on the optional cards.
Expansion Units
KX-TD816
One 4-CO Line Unit (KX-TD180) and / or one 8-Station Line Unit
(KX-TD170) can be installed to any of the two expansion areas.
j
Line Unit,
j
KX-TD170:
j
Adds eight
j
extensions.
c
!
Expansion
area 2
4-CO Line
unit, Kx-
TD180:
Adds four
CO lines.
Expansion
area 1
Expansion Unit
Connectors
Remove the cover
plate(s) on the front
cover.
Note
System Programming is required for expansion unit location. Refer to
Section 4.3 [ 1091 "Expansion Unit Type."
Default
:
Area 1 = 4-CO Line Unit,
Area 2 = &Station Line Unit.
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Installation 2-35