Expansion Units - Panasonic KX-TD1232E Installation Manual

2.4 Optional Cards and Units Installation
2.4.1 Location of Optional Cards and Units
Precaution

Expansion Units

KX-TD816
Area 2
Area 1
Expansion Unit
Connectors
The location of the optional cards and units is shown below.
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
and units.
The ISDN unit (KX-TD280, KX-TD286, KX-TD290) should not be
installed only to the Slave system.
One 8-Station Line Units (KX-TD170) and/or one CO Line/ISDN
Line Unit (KX-TD180, KX-TD280, KX-TD286, KX-TD290) can
be installed to any expansion area.
D816
Remove the cover
plate(s) on the
front cover.
One extension line unit
8-Station Line Units, KX-TD170
One of the following CO/ISDN
line units
• 4-CO Line Unit, KX-TD180
• 2-ISDN S0 Line Unit, KX-TD280
• 6-ISDN S0 Line Unit, KX-TD286
• Primary Rate Interface (PRI)
ISDN Expansion Unit, KX-TD290
Installation 2-25