Balanced Operation; Balanced Output - ELECTROCOMPANIET EC 4.8 MKII Owner's Manual

Balanced reference preamplifier
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How to connect your system
Please read this page carefully and use rear panel illustrtation at page 5 as reference.
Single-ended RCA input and operation
There are three sets of single ended inputs labeled AN3, AN4 and HT/AN5.
All inputs are similar regarding sonic performance. HT/home theater mode (Volume
control does not affect the signal). AN5 - normal input operation mode affected by the
volume control. Unused inputs may be shorted to ground, using a RCA shorting plug.

Balanced operation

There are two sets of balanced inputs labeled AN1 and AN2. Connect the right chan-
nel input to the inputs on the right side of the EC 4.8 MKII and the left channel inputs
on the left side of the EC 4.8 MKII.
REC OUT
Rec outputs are used for recording. The source you listen to will be monitored through
this output. The volume control setting does not influence the record output.

BALANCED OUTPUT

The balanced output is a variable output, dependent on the volume control setting and
MUTE function. These outputs control the power amplifier(s).
SPAC
These contacts are used to communicate with power amplifiers AW 2x120 and AW
3x120. Connect a SPAC Com cable (sold separately) from SPAC A to one of the
amplifier and SPAC B to the other. When these cables are connected to the
amplifiers the EC 4.8 MKII will monitor the vital functions on the amplifiers.
SPAC Multi is reserved for future use.
Never use shorting plugs in outputs.
How to power up your system
You should always power up your system in the following way: Signal sources
(CD player, streamer, etc.) first, then the EC 4.8 MKII. Allow a 30 seconds warm-up
before you turn on the amplifier.
When switching off your system
In daily operation, put the EC 4.8 MKII in standby mode by holding the Mute button
on the remote control for1-2 sec. To turn it completely off, press the power button on
the front panel. When turning off your whole system, start with the amplifier, then the
EC 4.8 MKII and then the signal sources.
INPUTS
OUTPUTS
4

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