NEC ELECTRA ELITE IPK II - Connecting Cables on the APR-U Unit

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11 - 20 Installing Electra Elite Optional Terminal Equipment
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Document Revision 3 Electra Elite IPK II
Refer to Table 11-4 APR-U Unit Switch Settings for SW1 and SW3.
3.4.3 Connecting Cables on the APR-U Unit
Plug the telephone cord from the Single Line Telephone in the
modular jack on the APR-U Unit.
Limit the cable length from the APR-U Unit to the Single Line
Telephone to a maximum of 50 feet.
Table 11-4 APR-U Unit Switch Settings for SW1 and SW3
Switch Description
SW1–1 Do not use
SW1–2 A Single Line Telephone and Multiline Terminal are used
alternately.
(The Multiline Terminal and the APR-U Unit share the same
B1 channel.)
SW3–1 Sets impedance to 600Ω for devices such as modems or
facsimile machines.
SW3–2 Used for complex impedance devices such as Single Line
Telephones.
Figure 11-24 Connecting Cables on the APR-U Unit