AR-404/KRF-A4030/A4030E/A4030-S
CIRCUIT DESCRIPTION
1. BACK UP DATA AND INITIAL STATE (2) TUNER
Y BAND ..........................................FM
1-1 BACK UP
Y PRESET CHANNEL...................."--"
(1) AMP
Y FREQUENCY..............................LOWER LIMIT VALUE
Y POWER.......................................STANDBY
K1...............................FM:87.50MHz
Y INPUT SELECTOR .....................TUNER
AM:530kHz
Y BALANCE ...................................CENTER
E1/E3 .........................FM:87.50MHz
Y SPEAKER A RELAY ...................ON
AM:531kHz
Y SPEAKER B RELAY ...................OFF
Y AUTO/MANUAL ..........................AUTO
Y VOLUME LEVEL........................ -66dB
Y DISPLAY MODE .........................FREQUENCY
Y BASS LEVEL...............................0dB
Y E ON THRUST RECEIVING .......OFF
Y TREBLE LEVEL ..........................0dB
MODE
Y INPUT LEVEL .............................0dB
Y T1 VOLUME................................OFF(-66dB)
Y SOURCE DIRECT.......................OFF
Y TAPE2/MONITOR.......................OFF
1-2 INITIAL SETTING
The initial setting is performed when the AC power cord
is plugged into the AC power wall out let while pressing
the power (STANDBY) key.
2. DESTINATION LIST OF TUNER
RECEIVINGPLL
TUNERCHANNELDSW3DSW2DSW1DSW0
DESTINA-BANDFREQUENCYIFREFERENCE
TYPESPACE(D507)(D505)(D504)(D510)
TIONRANGEFREQUENCY
FM87.5MHz~108.0MHz100kHz+10.7MHz25kHz
K,PK1(1700)0000
AM530kHz~1700kHz10kHz+450kHz10kHz
FM87.5MHz~108.0MHz 50kHz+10.7MHz25kHz
M,XE10011
AM531kHz~1602kHz9kHz+450kHz9kHz
FM87.5MHz~108.0MHz100kHz+10.7MHz25kHz
MK2(1600)0001
AM530kHz~1610kHz10kHz+450kHz10kHz
E3FM87.5MHz~108.0MHz 50kHz+10.7MHz25kHz
E0101
RDSAM531kHz~1602kHz9kHz+450kHz9kHz
DSW0~DSW3(DIODE SW)* 0: NONE DIODE,1:ADD DIODE
3. TEST MODEY During the test mode, it can be operated in a special
manner that is deferent from an ordinary operation by
3-1 SETTING
using the keys on the remote control or the main body
Turn the power ON while pressing the [BAND] key.
,specifically as shown in the following table (3-5 CON-
3-2 CANCELLATION
TENTS).
Unplug the AC power cord from an AC power wall outlet.
Y Channel space will be no changed in the test mode.
3-3 STARTING ACTIVE CONTENTS
Y The power on state is entered whenever the power is3-5 CONTENTS
trued on while pressing the [BAND] key.
3-5-1 TUNER FUNCTION
Y All functions are initialized and activated in the all light-
WITH THE SELECTOR ON TUNER (E TYPE ONLY)
ing mode.
OPERATION
FUNCTIONFL DISPLAYREMARKS
Y All lighting mode is canceled when any main unit'sKEY
(EX.)(1)
keys are pressed. The normal display obtained whenPTYS LEVEL (1)(SLEVEL), (RF ATT)OFF
RF ATT(2)(SLEVEL), (RF ATT)ON(2) (3)
the selector is set to TUNER then appears.
(3)(NORMAL), (RF)ATT OFFCYCLE
Y E2PROM check(Etype only).DISPLAY P.CALL UP P.CALL FREQUENCY-
TA/NEWSPI CODE PI 0000PI CODE ON/OFF
Check the reading data and the writing data of the
E2PROM after setting the test mode.3-5-2 AMP FUNCTION
Display shows blank if the reading data and writingWITH THE SELECTOR ON SOMETHING OTHER THAN
data are the same. Display shows "LW" if the differentTUNER
data will be written to E2PROM.Y One touch max,min setting for Audio level.
SOUND KEY
3-4 ACTIVE CONTENTSKEYMASTER VR.
BASSTREBLE
Y The mute control is not activated when the mode is
BAND-89dB0dB+10dB
switched.
AUTO0dB0dB+10dB
Y The test mode will be terminated by plugging it off theMEMORY-10dB0dB+10dB
power source or by initializing it when all the settings
Bass and treble are selected while the sound key is
will be initialized.pressed.
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