Electra Elite
Issue 6
System Hardware Manual
5 - 33
4.5
DID(4)-U10 ETU
4.5.1
Description
The DID(4)-U10 ETU is the interface for Direct Inward
Dialing lines and 2-way DID lines. This ETU provides a
maximum of four DID lines. Wink start, delay start,
immediate start, and second Dial Tone are
accommodated with this ETU. Dial Pulse and DTMF are
also supported. There are four built-in DTMF signal
detectors. Tip and Ring electrical fuses are provided to
comply with UL 1459 requirements.
Figure 5-20 DID(4)-U10 ETU
Summary of Contents for Electra Elite 192
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Page 74: ...Issue 6 Electra Elite 1 22 Introduction ...
Page 96: ...Issue 6 Electra Elite 2 22 System Specifications ...
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Page 213: ...Electra Elite Issue 6 System Hardware Manual 5 67 Figure 5 39 FMS 8 U10 ETU ...
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Page 369: ...SYSTEM HARDWARE MANUAL NEC America Inc Issue 6 Series 6000 192 ...