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Name
SD
signal
input
terminal, Tuning
can
be done
at high
level
but
not
at low
level,
DK signal input terminal,
(Provided
only for XR-7202)
STEREO
signal input terminal.
A STEREO
signal is input
for high
level, and
a
MONO
signa!
for low
level.
CD changer check input terminal, CD changer
exists for high level, and does
not exist for low 'level.
METAL
input
terminal
(unused
and
opened),
TAPE
ON
TAPE
ON
input terminal
from
TAPE
control
microcomputer,
Goes
high
during
tape
operation
and
goes
low
when
tape
stops,
(ILL)
Illumination
input terminal
(unused
and opened).
Vss
nw
co
n
roe)
w
0
3
STEREO
oO
n
iw]
oo
2
CD CHECK
(METAL)
REMOTE
IN
Remote
in (AUX)
input terminal, AUX
mode
is entered
when
low
is input
with ACC
ON.
37
DAT
O
DATA
output terminal
to TAPE
control
microcomputer
and CD changer (key
(TAPE/CD)
data is output). Low
is output
except during data transfer.
38
CLK
O
Clock output terminal
to TAPE
control
microcomputer
and CD changer. Low
(TAPE/CD)
is output except during data
transfer.
7
i
40
BEEP
BEEP
output
terminal.
A square
wave
of approx. 2 kHz
is output
when
a key
acknowledge
beep or alarm
sounds,
DAT
IN
DATA
input terminal
from
TAPE
control
microcomputer
and
CD
changer.
(TAPE/CD)
a
ee are
ee
CLK
IN
(TAPE/CD)
AMP
ON
METAL
he
DISPSEL
output
terminal
to TAPE
control
microcomputer
and
CD
changer,
A square
wave
(15.6 msec
period
is output
when
the TUNER,
TAPE,
or CD
mode
is set during
power
ON. The
TAPE
control
microcomputer
detects
the
timing
for sending
the display
data
at the
leading
edge. The
CD
changer
detects
the timing at the
trailing
edge.
Clock
input
terminal
from
TAPE
control
microcomputer
and
CD
changer.
BK input terminal,
(Provided
only for XR-7202)
Amplifier
output
terminal. High
: AMP
ON, Low : AMP
OFF
METAL
output
terminal. When
a METAL
signal
is output
in TAPE
mode,
high
is output. When
no
METAL
signal
is output, low
is output, High
is
output
during
ACC
OFF
and
ACC
OFF
or in modes
other
than
TAPE.
41
47
MONO
output
terminal, When
an
FM
MONO
signal is output
in TUNER
mode,
high
is output. When
signals
other
than
FM
MONO
are
output, low
is output,
MONO
MUTE
AUDIO
MUTE
output
terminal, Used
as a mute circuit control signal.
A MUTE
ON
signal is sent
when
this is high, and
a MUTE
OFF
signal
when
this is low. Goes
low
after
eight
seconds
during
ACC
OFF
and
ALL
OFF.
The
AMP
ON
output
also
goes
low.
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