RXD-501/551/571/A5/701/751/771/A8
6
CIRCUIT DESCRIPTION
1. Initialization
1-1 Setting of initial conditions
While pressing the [ENTER] key, plug the AC cord into
the AC power outlet.
1-2 Initializing operation
•
A microcomputer is initialized for start when the AC
power is turned on while pressing the [ENTER] key. At
that time, CD mechanism and
CASSETTE
mecha-
nism are also initialized.
•
During the initial operation, the display shows
“
INITIAL-
IZE
”
and after that the clock blinks up on display.
1-3 Initial items and back up data
ITEMS
✣
POWER
OFF
✣
VOLUME
45
✣
BALANCE
CENTER
MUTING
OFF
EQ
OFF (ROCK)
✣
EQ. MANU
FLAT
AMP
EX. BASS
ON
✣
SRS 3D
OFF
✣
S.W.
LEVEL 3 (RXD-
701/751 ONLY)
✣
INPUT SEL
TUNER
✣
3D LEVEL
LEVEL +5
✣
DEMO
ON
✣
BAND
FM
✣
LAST f
LOWEST
FREQUENCY
TUNER
✣
LAST Pch
— —
✣
AUTO/MONO
AUTO
✣
Pch
TEST f
✣
CLOCK
AM 12 : 00
✣
PROG ON
AM 12 : 00
CLOCK
✣
PROG OFF
AM 12 : 00
TIMER
✣
PRO MODE
TIMER PLAY
✣
SOURCE
TUNER
✣
Pch
1
✣
EXE
OFF
✣
OTT
OFF
SLEEP
OFF
✣
DIRECTION
FORWARD
✣
RVS MODE
p
DECK
✣
DOLBY NR
OFF
A/B
B
ACTIVE MODE
STOP
PLAY MODE
TRACK
REPEAT
OFF
CD
RANDOM
OFF
PLAY MODE
STOP
TIME
SINGLE
1-4 Mechanism initialization
1-4-1 CD mechanism
•
Disc unclamps (traverse down)
•
Rotary tray rotates (1/3 rotation)
•
If a mechanism error occurs,
“
C
”
is indicated on the
display.
1-4-2 DECK mechanism
•
When initial condition becomes NG for the third time,
decide the error.
The error condition is displayed as "X" on the display.
1-4-3 Error display
CD X ERR
✣
back up data
RXD-501~751(K)
COVER(
98.4.23
21:43
y [ W
11