Optional Cards And Units Installation; Location Of Optional Cards And Units - Panasonic KX-TD816E Installation Manual

2.4

Optional Cards and Units Installation

2.4.1

Location of Optional Cards and Units

Precaution
Expansion Units
KX-TD816
Expansion
area 2
Expansion
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.
Either 4-CO Line Unit (KX-TD180) or 2-ISDN S0 Line Unit (KX-
TD280) and a 8-Station Line Unit (KX-TD170) can be installed in
any expansion area.
D816
Remove the cover
plate(s) on the front
cover.
8EXT
DIGITAL SUPER HYBRID SYSTEM
4CO
DIGITAL SUPER HYBRID SYSTEM
ISDN
2SO
DIGITAL SUPER HYBRID SYSTEM
Installation
8-Station Line
Units,
KX-TD170:
Each unit adds
eight extensions.
4-CO Line Unit,
KX-TD180:
Adds four CO
lines.
2-ISDN S0
Line Unit,
KX-TD280:
Adds two ISDN
S0 lines.
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