Connections; Terminals And Their Functions - Yamaha AP-U70 Installationhandbuch

CONNECTIONS

Never plug in this unit and other equipment until
all connections are completed.
1. Make connections between this unit and other
components by following the procedure below.
2. After all connections are finished, check that the
connection cords are correctly connected.
3. After all connections are completed, plug in this unit and
other equipment.
Use commercially available connection cords (except the supplied USB cable).
The color of this unit's inputs/outputs and connection cords to be used for connecting to them are as follows:
White
Red
Black
Orange

Terminals and their functions

1
ANALOG inputs
These connectors are used to connect to the analog
outputs of a PC sound card, CD player, MD recorder, tape
deck, etc.
PC IN
1
AUX 1
IN
AUX 2
IN
REC
OUT
SUB
WOOFER
OUTPUT
2
USB
COAX
IN
PC
OPT
SPEAKERS
IN
6Ω MIN.
/SPEAKER
– +
AUX 1
OPT IN
3
L
MAIN
OPT
OUT
R
MAINS
Audio connection cord (analog/stereo), left
Audio connection cord (analog/stereo), right
Audio connection cord (analog/monaural)
Coaxial digital connection cord
4
[ AP-U70 ]
ANALOG
REC
R L
OUT
[ DP-U50 ]
PRE
OUT
R L
DIGITAL
5
6
Note
Also, refer to the owner's manual for other equipment in the
system.
L
R
2
SUBWOOFER OUTPUT
This connector can be connected to an optional subwoofer,
such as the Yamaha YST-SW45, for enhanced bass
performance.
3
SPEAKERS outputs [AP-U70 only]
These connectors are used to connect a pair of
speakers, such as the Yamaha NS-U30.
4
REC OUT [AP-U70 only]
These connectors are used to connect to the
analog inputs of an MD recorder or tape deck.
4
PRE OUT [DP-U50 only]
These connectors are used to connect to the
analog inputs (INPUT etc.) of speakers
incorporated with an amplifier, or a power amplifier.
The level of signals outputted from the PRE OUT
varies by the use of the volume control on the front
panel or the VOLUME keys on the remote control.
5
PC inputs & output (DIGITAL)
USB: If your computer has a USB port, connect it to this
unit, using the supplied USB cable, for remote control of
this unit from your computer.
PC COAX IN/OPT IN: These coaxial and optical
connectors are used to connect to the digital outputs of a
PC sound card, DVD-Video decoder board, etc.
6
Optical input & output (DIGITAL)
AUX 1 OPT IN: This connector is used to connect to an
optical output of a CD player, MD recorder, etc.
OPT OUT: This connector is used to connect to an optical
input of an MD recorder, a DAT deck, etc.
CONNECTIONS
L
R
3
E-