NEC 120 User Manual download pdf (Page 108)

AD-25182501CHAPTER 3

Page 94

Revision 1.0.1

NAP- 200-007

Sheet 31/42

Termination of Cables on MDF

(9) Paging Equipment

The cross connection for customer-owned paging equipment is shown in Figure 007-18 and Figure 007-19,

as an example.

Requirement for the Paging Equipment

• Input Impedance : 600 ohm

• Control Method : Start - Ground ON

: Stop - Ground Off (Open)

(a) Outline of the Connection

Figure 007-18 Outline of the Paging Equipment Connection

MDF

PABX

PZ-PW86 Card

-27V

PN-DK00 Card

PN-4COT/2COT Card

For Amplifier Input

For Control (Optional)

Paging Equipment

AUSTEL - approved

Line Isolation Unit

Refer to the Command Manual to set

the PN-DK00 in the Relay-Drive Mode.

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NEC 120 User Manual Page 108