Sony TA-AV411 Service Manual page 8

Integrated stereo amplifier
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TA-AV411
|
2-2. Key operation
(7) SIM PORT
Key input has priority over serial input.
The port is turned to "L"
when SIM is selected.
(Key input, Serial input)
Note 1. SURROUND
ON/OFF.
(1) Setting
(2) FUNCTION Key (PHONO,TUNER, CD, TAPE, VIDEO1-4)
operation
These keys execute
operations below when pressed.
FUNCTION
IC -+++:++- Serial data
REC
OUT
SW-:::::s:: Static data
VIDEO
SW:seeeeeeeeces Static data
FRONT
MUTE:::::°::: One shot
REAR
MUTE :::::::+:: One shot
(3) REAR
MUTE
PORT
The port is turned to "H"
by switching to SURR
ON,
MODE
or FUNCTION.
(Key input, Serial input)
Also the port is ""H"
three seconds
after POWER
ON
is selected.
REAR
MUTE
PORT
has priority over
other ports to
output
when
POWER
OFF
is selected
and
operates
when
SUB VOLUME
is turned to ~.
However
there is no output for the port switching the
main FUNC
TION when
DRLC
ON is selected.
(4) DRLC
CONTROL
PORT
(used for SP relay too)
The port is turned
to "H"
only when
DRLC
ON is
selected.
(Key input, Serial input)
(5) POWER
RELAY
PORT
The port is turned to "H"
when either POWER
ON or
DRLC
ON is selected.
(Key input, Serial input RM-1,
-RM-2)
Both MAIN
and SUB are turned OFF when
ALL
OFF
serial input
is selected.
(6) DOLBY
PORT
The
port
is turned
to "L"
HALL
or
SIM
is selected.
(Key input, Serial input)

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