JBL service manual SCS150SI/SCS160SI/SCS180.6S, Dolby Pro Logic Non-Digital- Line Level

SCS150SI/SCS160SI/SCS180.6S
Dolby Pro Logic (Non-Digital) – Line Level
Use this installation method				Use RCA-type patch cords				Pro Logic processors. Note: If
for Dolby Pro Logic appli-				to connect the line-level				your receiver or amplifier only
cations (not Dolby Digital, DTS				subwoofer outputs on your				has one subwoofer output
or other digital processing),				receiver or amplifier to the				jack, then you will need to use
where the receiver/processor				line-level inputs on the				a Y-connector (not included).
is equipped with a subwoofer				subwoofer. IMPORTANT: Do				Plug the male end of the Y-
output, or a volume-controlled				not use the LFE input on the				connector into your receiver
preamp (line-) level output:				subwoofer with Dolby				or amplifier’s subwoofer
Left Front			Center			Right Front		output jack, and connect each
			+	–				of the two female ends to
								separate RCA-type patch
+	–					+	–
								cords. Finally, plug the RCA-
								type patch cords into the line-
			Subwoofer					level inputs on the subwoofer.
			Line-					Connect each speaker to
			Level
				In				the corresponding speaker
			L					terminals on your receiver
			R					or amplifier.
			Receiver					Make sure your receiver or
	Left		Subwoofer		Right			processor is correctly
	Front	–		Out	Front	–		configured to indicate that the
	+				+			subwoofer is “On.”
			R	L				Note for advanced users: If
	Left				Right
			Center					your receiver/processor has a
	Rear				Rear
	+	–	+	–	+	–		built-in low-pass crossover
								filter for the subwoofer output,
								you may use the LFE input to
Left Surround						Right Surround		bypass the subwoofer’s
								internal crossover.

+ – + –

Dolby Digital or DTS (or Other Digital Surround Mode) Connection

RECEIVER	SUBWOOFER		Use this installation method	terminals on your receiver
			for Dolby Digital, DTS or other	or amplifier.
	LINE LEVEL IN		digital surround processors:	Make sure that you have
		L	Use the line-level input jack	configured your surround-
LFE OUT	LFE INPUT
			marked “LFE” for the Low-	sound processor for
		R
			Frequency Effects channel.	“Subwoofer On.” The front
			Connect this jack to the LFE	left, front right, center and
			output or subwoofer output	rear speakers should all be
			on your receiver or amplifier.	set to “Small.”
			Connect each speaker to the
			corresponding speaker

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