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R
V
L
R
L
R
L
R
L
R
L
VIDEO-1
OUT
IN
VIDEO-2
VIDEO-3
OUT
IN
IN
TAPE
VIDEO
S VIDEO
OSD SELECTOR
(REC)
OUT
IN
(PLAY)
DIGITAL OUTPUT
DIGITAL INPUT
COAXIAL
1
COAXIAL
2
OPTICAL
1
OPTICAL
2
OPTICAL
FRONT
FRONT
CENTER
SUB
WOOFER
SURROUND
FRONT
CENTER
CD
PHONO
SUB
WOOFER
SURROUND
AMP IN
PRE OUT
GMD
MONITOR
OUT
S
V
S
REMOTE
CONTROL
IN
DVD
LRLR
LR
SURROUND SPEAKERS
FRONT SPEAKERS A
CENTER
SPEAKER
FRONT SPEAKERS B
MULTI CHANNEL
INPUT
AV RECEIVER
CAUTION: SPEAKER IMPEDANCE
6 OHMS MIN. / SPEAKER
ANTENNA
AM
FM
75
AC OUTLETS
AC 120V 60Hz
SWITCHED
TOTAL 120W 1A MAX.
MODEL NO. TX-DS777
FRONT
CENTER
SUB
WOOFER
SURROUND
PRE OUT
Connecting power amplifiers
Connecting power amplifiers
Using auxiliary power amplifiers allows you to listen at louder vol-
umes than with the TX-DS777/676 alone. If power amplifiers are
used, connect each speaker to the corresponding power amplifier.
When using speakers connected through external power amplifiers,
turn OFF the SPEAKERS A.
R
V
L
R
L
R
L
R
L
R
L
VIDEO-1
OUT
IN
VIDEO-2
VIDEO-3
OUT
IN
IN
TAPE
VIDEO
S VIDEO
OSD SELECTOR
(REC)
OUT
IN
(PLAY)
DIGITAL OUTPUT
DIGITAL INPUT
COAXIAL
1
COAXIAL
2
OPTICAL
1
OPTICAL
2
OPTICAL
FRONT
FRONT
CENTER
SUB
WOOFER
SURROUND
FRONT
CENTER
CD
PHONO
SUB
WOOFER
SURROUND
AMP IN
PRE OUT
GMD
MONITOR
OUT
S
V
S
IN
DVD
MULTI CHANNEL
INPUT
TX-DS777
TX-DS777/676
R
V
L
R
L
R
L
R
L
VIDEO-1
OUT
IN
VIDEO-2
VIDEO-3
OUT
IN
IN
TAPE
VIDEO
S VIDEO
OSD SELECTOR
(REC)
OUT
IN
(PLAY)
DIGITAL INPUT
COAXIAL
1
COAXIAL
2
OPTICAL
1
OPTICAL
2
FRONT
CENTER
SUB
WOOFER
SURROUND
FRONT
CENTER
CD
PHONO
SUB
WOOFER
SURROUND
PRE OUT
GMD
MONITOR
OUT
S
V
S
REMOTE
CONTROL
IN
DVD
LRLR
LR
SURROUND SPEAKERS
FRONT SPEAKERS A
CENTER
SPEAKER
FRONT SPEAKERS B
MULTI CHANNEL
INPUT
CAUTION: SPEAKER IMPEDANCE
6 OHMS MIN. / SPEAKER
ANTENNA
AM
FM
75
AC OUTLETS
AC 120V 60Hz
SWITCHED
TOTAL 120W 1A MAX.
FRONT
CENTER
SUB
WOOFER
SURROUND
PRE OUT
R
L
Right front Speaker
Left front Speaker
Subwoofer
Center Speaker
Left Surround Speaker
Right Surround Speaker
Notes:
• Keep the jumper plugs so that you will not
lose them.
• When the connectors are not in use, replace
the jumper plugs.
Connecting speakers
Connecting a subwoofer
Use the PREOUT SUBWOOFER jack to connect a subwoofer with
a built-in power amplifier. If your subwoofer does not have a built-
in amplifier, connect an amplifier to the PREOUT SUBWOOFER
jack and the subwoofer to the amplifier.
:Signal flow