Sunfire TGA-5400(E), TGA-5200(E) manual System Configurations, Unbalanced Connections

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CHAPTER 2

System Configurations

The following pages show some typical connections that you might make in your installation. They show how the inputs and outputs of the Theater Grand Amplifier are connected to your preamplifier and speakers.

Unbalanced Connections

 

UNBALANCED

 

 

PREAMP

 

 

RS

LS

OUTPUTS

 

RF

LF

 

 

C

 

 

 

 

 

 

 

 

 

Line-level audio signals

From: Preamplifier main RCA outputs

To: Amplifier line-level inputs

MINIMUM SPEAKER LOAD IMPEDANCE 4 OHMS

+

+

+

+

 

 

 

+

R

RS

C

LS

 

L

 

 

 

 

 

 

 

 

 

LOUDSPEAKERS

 

Speaker-level audio outputs From: Amplifier outputs To: Speaker input posts

If your preamplifier has RCA out- puts, it can be connected to the ampli- fier inputs as shown. The amplifier will boost the preamplifier'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).

Make sure that the posi-

R

= Right Channel

tive speaker wires do not

C

= Center Channel

touch the negative speaker

L

= Left Channel

wires, or any chassis metal.

RS = Right Surround Channel

This will cause a short circuit and may

LS

= Left Surround Channel

damage your amplifier or speakers.

 

 

10

User's Manual

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Contents Five Important Safety Instructions Contents Introduction TGA-5400 and TGA-5400E Theater Grand EditionsTGA-5200 and TGA-5200E Unpacking InstallationAC Power Considerations CarePower Switch Front Panel FeaturesOverview VDC Trigger Input Rear Panel FeaturesAUTO/ON/OFF Switch RCA InputsCurrent Source Outputs Voltage Source Outputs IEC connectorXLR Inputs Current Source FusesSystem Configurations Unbalanced ConnectionsBalanced Connections SATOutput connections BiampingInput connections Biamping Connections Biamping with an external crossoverBiwiring Connections Series Series and Parallel speaker connectionsParallel Amplifier shuts down often or the line fuse blows often Troubleshooting GuideNo sound from one or more speakers Hum is heard in your speakersTurn-on and turn-off thumps Other causes of noisePoor bass performance Current source outputs not workingSpecifications TGA-5400 TGA-5200Limited Warranty Service AssistanceFive