Madrigal Imaging N380 - Manual (Page 15)

15
Warning! Connecting the communication ports other than as
described in this manual can damage the Nº380 and the
associated Mark Levinson components, and will void those
products’ warranties.
6 INPUTS 3-6
Accepts right-channel and left-channel (single-ended) inputs from line-level
source equipment such as tuners, CD players, and tape decks.
using a turntable If a turntable is to be used with the Nº380, it must be used in conjunction
with a phono preamp such as the Mark Levinson Nº25. The phono preamp
used should provide RIAA equalization and deliver a line-level signal to the
input of the Nº380 (both standard functions of a phono preamplifier)..
7 EXTERNAL IR INPUT
The Nº380 incorporates an infrared repeater input to facilitate a wide range
of installation options. If desired, the Nº380 may be placed inside a cabinet
or outside the normal line-of-sight in the listening area, with the controlling
IR signal being relayed to the Nº380 by any of a number of commercially-
available IR repeaters.
The specifications for this IR input call for a triggering voltage of 5 volts at
no more than 100 milliamps of current, with the tip of the
1 ⁄
8
" mini-plug
having positive polarity, as below:
tip polarity for external IR input + –
5 volts @ less
than 100 mA
If you would like more information on the possibility of using an infrared
repeater with your Nº380, please contact your Mark Levinson dealer.