2.4.2 CO Line Connection
(Optional Card)
Card Installation for KX-TD1232
To connect CO 1 through CO 8, install the optional 8-CO Line
Card (KX-TD181).
To connect four ISDN S0 lines (CO 1 through CO 8), install the
optional 4-ISDN S0 Line Card (KX-TD281).
1. Insert the upper end of the 8-CO Line Card or 4-ISDN S0 Line
Card into the two hooks on the main unit.
2. Press the two corners at the lower end of the Card.
3. Fix the card with an accessory screw at the lower-right corner.
4. Connect the cord to the connector.
Wire Specifications
In making a CO line connection, use twisted pair cable for
installation. The wire specifications for CO lines are as follows:
Wire
Solid wire
Diameter of conductor
ø 0.4 – ø 0.65 mm
Diameter including coating
ø 0.66 – ø 1.05 mm
Notes
• In case of starting the system for the first time or System Data Clear,
the application for location will adapt the practical installation instead
of system default setting.
• System Programming is required for location identification. Refer to
Section 4, [109] “Expansion Card / Unit Type.”
Default: CO Line Expansion Unit
CO Line Expansion Card
4-ISDN S0 Line Card
4-pin Connector
✕
4
4-pin Connector
✕
1 (on the lower board)
Installation
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