Chapter 2: System Confi Gurations - Sunfire TGA-7200 User Manual

CHAPTER 2
System Confi gurations
The following pages show some typical con nec tions that you might make in your in stal la tion. They show how the inputs
and outputs of the Theater Grand Amplifi er are con nected to your pream pli fi er and speakers.
Unbalanced Connections
R B
If your preamplifi er has RCA out-
puts, it can be connected to the ampli-
fi er inputs as shown. The amplifi er will
boost the preamplifi er's output, up to a
level suitable for driving speakers.
This diagram also shows how the
Voltage Source outputs connect to
the input posts of your speakers. (The
Current Source can be used instead,
as shown on the next page).
10
U N B A L A N
C E D
P R E A M P O
U T P U T S
L B
R S
L S
R F
+
+
+
R B
R
R S C
L O U D S
This will cause a short circuit and may
damage your amplifi er or speakers.
L F
C
Line-level audio signals
From: Preamplifi er main RCA outputs
To: Amplifi er line-level inputs
MIN IMU M SPE
AK ER LOA
D IMP EDA NC
E 4 OH MS
+
+
+
+
Speaker-level audio outputs
L S L B
From: Amplifi er outputs
L
To:
P E A K E R
S
Make sure that the posi-
tive speaker wires do not
touch the negative speaker
wires, or any chassis metal.
Speaker input posts
R = Right Channel
C = Center Channel
L = Left Channel
RS = Right Surround (rear) Channel
LS = Left Surround (rear) Channel
RB = Right Surround Back Channel
LB = Left Surround Back Channel
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