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2.4 Installation of Optional Cards and Unit
86 General Installation
Installing to the Optional 4-CO Line Unit
The following procedures must be done before installing the 4-CO Line Unit (KX-TD180) to
the main unit.
1. Loosen five screws located on the rear of the 4-CO Line Unit.
2. Remove the back plate and take out the P-board.
3. Attach the Pay Tone Card (KX-TD189) to the P-board, fitting the connectors.
4. Put the P-board back into the cabinet and fix the rear plate with the five screws.
5. If you do not cut the wire of the J200 in Pay Tone Card, the detected mode is 16 KHz. If
you cut the wire of the J200 in pay-tone card (Open Mode), the detected mode is 12 KHz.
Note
To install the 4-CO Line Unit to the main unit, refer to Section 2.4.5 Installing Expansion
Unit.
Programming Guide References
[423] Pay Tone Assignment
Features Guide References
Hotel Application
Incoming Outside Call Information Display
4CO
DIGITAL SUPER HYBRID SYSTEM
J200
J200
Cut here
Back plate
P-board
Pay Tone Card