Table of Contents
Advertisement
KA-7090R
CIRCUIT DESCRIPTION
1. FUNCTION
(1)FEATURE
-
K's
is
Japanese
market
onlY.
3. INITIALIZING FUNCTION
3-1
.
lnitializing
OPeration
.
lnsert
the AC power
(set
the
powER
key
to
oN)
for
initialization
while
pressing
the
oN/srAND-BY
key even
if
the
system
is
in
the
backup state.
.
After
the
microcomputer is reset, set
the
port, modes,
and
register,
then
check
each
key'
*
lf the
ON/STAND_By
key is pressed, perform
the
RAM ALL CLEAR operation
for
initialization.
x
lf
the
oN/sTAND_By
key is not pressed, check whether
the
system is
in
the
backup state.
*
pull
out the AC power (set
the
powER
key
to
oFF)
to
destroy
the
backup data
while
pressing the
oN/STAND-BY
key'
4. BACK UP DATA
WHEN
STAND-BY
coMPo(KA-7090R)
K's
*
AUDIO
INPUT
TAPE,
MD, CD, AUX,
TUNER,
PHONO
REC OUT
TAPETMD,
MD*TAPE
CD, AUX,
TUNER,
PHONO
SOURCE DIRECT
CD
DIRECT
DIRECT
LOUDNESS
SOURCE
DIRECT
rl
o
a.)
a.')
MD/MONITOR
X
.J
REMOCON
SYSTEM
CONTROT
o
(8/16)
i.r
fl61
MOTOR VOLUME
.
HEADPHONE
()
a_)
qPEAKEE
BACK
UP
ÄletA+B/oFF
A
lBl
A+B/OFF
a_)
2. MODEL CONDITION
PORT2
(SERIAL//MODEL)
H'L
SERIAL 8 bit
KAF-7002
Po-r1 lH L
qo!LPo1K4-7oqqr)
(MODEL) ]L
I
r't
3-2. INITIAL STAGE
ON/STAND-BY
INPUT SELECTOR
REC OUT
LOUDNESS
DIRECT
SOURCE. DIR
MD/MONITOR
srlrcron
coNDlTloN
SELECTOR CONDITION
DESIGNATION
INPUT SELECTOR
LOUDNESS
DIRECT
SOURCE.
DIR
MD/MONITOR
MUTING
NO
2
3
4
6
7
I
ON/OFF CONDITION
tirture
coNDlTloN
Hide quick links:
Advertisement
Table of Contents
