Cambridge Audio azur 551R V2 User Manual - page 6
6
Rear panel connections
1
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2
FM/AM antennas
All tuner antenna connections are made here. Refer to the 'Antenna
Connections' section of this manual for more information.
3
Emitter In
Allows modulated IR commands from multi-room systems or IR repeater
systems to be received by the 551R V2.
4
Service/Normal &
5
USB
For dealer use only -
Switches the 551R V2 between normal (default) mode
and Service mode. The USB input is used for future firmware update. Do not
change the mode to service or make RS232 connections to it in service
mode as damage may result!
6
RS232C
Used for control of the 551R V2 in Custom Install situations. A full protocol
is available for the 551R V2 on our website.
7
Analogue Audio inputs
For use with the line level outputs of CD players, BD/DVD players etc.
8
Tape/MD/CDR In / Out
For use with suitable recording devices. The output allows recording of the
currently selected analogue source.
9
Digital Inputs
S/P DIF or Toslink digital inputs for each source.
You can choose to use a different type for each source but do not connect
both at the same time for the same source.
10
Digital Outputs
S/P DIF and Toslink digital outputs for recording. The outputs allow recording
of the currently selected digital source.
These are concurrent and both can be connected at the same time.
11
7.1 Preamp Out
Connect to the 5.1/7.1 channel input terminals of another amplifier system,
separate power amps, subwoofer or active loudspeakers.
12
7.1 Direct In
Connect to the output terminals of a DVD-A, SACD player or other 5.1/7.1
analogue source.
13
Heat tunnel vent grille
Allows cooling of internal circuitry via the 551R V2's proprietary X-TRACT heat
tunnel. DO NOT OBSTRUCT!
14
&
15
HDMI
Inputs and outputs to a suitable TV/Monitor. The HDMI inputs can be
assigned in the OSD menu. By Default the HDMI inputs are assigned to
BD/DVD, CD/Video 1, Video 2, Video 3, Aux/TV and 7.1 Direct.
These inputs can be freely assigned, see later section on assigning video
inputs.
All video inputs are transcoded and output via the HDMI outputs.
Note:
All HDMI rear connections (1 and 2 HDMI outputs and the HDMI inputs)
are 4K compatible. See later section of the manual.
16
Speaker terminals
Connect to loudspeakers with an impedance of 8 ohms. 7.1, 5.1 or less
connections can be made.
17
Power On/Off
Switches the unit on and off.
18
Mains power lead
Once you have completed all connections, plug the AC power lead into an
appropriate mains socket. The AV receiver is now ready for use.
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