Aiwa CSD-EX5 - Page 12

IC, TMP47C820F — 3392
1 SEG28
4 Segment output terminal for LCD1-4. Segment output terminal for LCD.
SEG31
Key matrix input port.
LCD drive voltage setting. Normal: VSS level (GND)
Power switch (ON = "H").
} Key matrix input port.
GND
} Key matrix input port.
I 4, 19MHzclock oscillation input.
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Es
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X OUT
RESET
4, 19MHz clock oscillation output.
si 4
tes]
Hu] wn 2/4
Reset signal input. ("L” when reset. )
ime J
na &
[et jo)
en oO ion eo)
Hold signal input. (Not used. )
Key matrix input port.
wn
° w
30 V. DOWN
Muting output. ("L” when the mute is on.)
Tuner data output.
K00
§
REMOTE = | Wireless remote control input. (Not used. )
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worn] e oOo] aw ory ® | ww ies U Zl alea
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Tuner data clock.
BUSO
§ Ae)
BUS3
BA/CO CE Command and data processing control I/0. (Not used. )
BUCK
Command
and
data
send/receive
clock
output.
(Not
used.
)
PU
INNER
Detects
that
the
pickup
is
pos
hercned
at
the
most
internal
cylinder.
st
internal
cylinder
when
"L".
(+5V)
Mo
Send/receive bus line to/from CD processor. (Not used. )
41
ae wlwywl]o
fon) NYP O] oy aA
IN SW
CD door OPEN/CLOSE detection. CLOSE when “L”, (+5Y)
Function CD. CD when “L”. (+5¥)
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no
POEs
oO
[ae | TOWER
Tuner CE. Controls the tuner PLL IC.
Function TUNER. TUNER when "L",
CD circuit initialize signal input. (Reset when "L". ) (+5V)
Tape recorder REC operation detection signal. (GND)
Tape
recorder
synchronization
stop
output.
Stop
when
"L".
(Not
used.)
I 32. 768kHz clock oscillation input for display.
X OUT 32. 768kHz clock oscillation output for display. (Not used. )
3 SEG 0
§ § bo used.
1 SEG 8
62 SEG 9
5
5
|
so
output
terminal
for
LCD
display.
SEG 27
IC, LC6543H — 4758
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Pin Name
DISP REV I
VDD
Pin No.
LED output for REV direction.
Matrix KEY DATA input terminal
KEY DATA 0-3 SCAN output.
KEY DATA 0-3 SCAN output.
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fe)
n Oo
|
yn (o)
w
KEY DATA3
H
n a
O. KEY SCAN1
O. KEY SCANO
O. REC
REC control output. "L" when REC.
CD
play
request
signal
output
terminal.
"L”
output
when
the
REC-PLAY
condition
from
the
STOP(REC
and
PAUSE)condition
by
REC,
H-
REC(PAUSE)and
KEYinput
while
the
FUNC*CD
input
is
"L".
Timer
standby
condition
input
terminal.
Recognizes
the
standby
mode
when
"L"
input,
and
operates
according
to
the
situation
which
recognizes
the
standby
mode
when
"H”
input
is
detected(used
by
I/0).
10
O.SYNC//I - POWER | I /O
Motor
control
(deck
and
mechanical)
input
terminal
while
CD
dubbing.
If
"L”
input
is
detected
during
dubbing,
outputs
"H”
to
the
motor
control
output
O-MOTOR
and
stops
the
motor.
I
Wireless
remote
controller
receiving
serial
data
input
terminal.
I Auto stop detection reel pulse input.
_ _
Cal Gee m1 wo]r
Z| a
x
QQ
I SYNC 170
a
I REEL. PULSE
18