Ground Connection - Yamaha YST-SW1500 Bedienungsanleitung

If there is a humming noise when using the subwoofer connected to the speaker terminals, connect the subwoofer and the
receiver/amplifier with the grounding cable as shown in Illustration A.
* If there is no ground terminal (GND) on the receiver/amplifier side, connect the cable to a screw that fastens the top cover of
the receiver/amplifier to the rear panel as shown in Illustration B.
Subwoofer
A
10
E-

Ground connection

Tighten
Grounding cable
AUTO LFE
REMOTE H.P.F.OUTPUT
STANDBY
HIGH OFF 80Hz 100Hz
LOW
OUTPUT INPUT
GND INPUT
DIGITAL OUTPUT AUDIO
R L R
MD/
TAPE
IN
(PLAY)
MD/TAPE
CD-R
OUT
(REC)
OPTICAL
CD
IN
(PLAY)
CD-R
CD-R
OUT
(REC)
DVD
SIGNAL
GND CD
D-TV
/LD
PHONO
OPTICAL
COAXIAL
RS-
MAIN
CD
232C
CBL
SURROUND
/SAT
LD
RF
(AC-3)
COAXIAL: SUB
CENTER WOOFER
SELECT BY SETMENU
DIGITAL INPUT 6CH INPUT
Insert
OUTPUT
NORMAL
TO SPEAKERS
/MONO
INPUT
3 2
FROM AMPLIFIER
INPUT
1
B
Receiver/amplifier
Metal part
AUDIO SIGNAL
R L
PRE
POWER
2
TUNER
OUT
ON
IN MAIN
PHONO
3
(PLAY) IN
R L
OFF
TAPE
AC IN OUT
4
(REC)
IN
3
(PLAY)
MD
1 OUT
CD/DVD 4
(REC)
R L
AUX