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AM CHANNEL STEP 9 kHz/10 kHz SELECTION MODE
(US, Canadian, Australian model only)
* Either the 9 kHz step or 10 kHz step can be selected for the AM 

channel step.

* Procedure:

Turn the [INPUT SELECTOR] control to set AM and press the 
[

?/1

] button to turn off the main power.

1.  While depressing the [TUNING MODE] button, press the  
 

[

?/1

] button to turn on the main power.

2.  Either the message “9k STEP” or “10k STEP” appears for a 
 

moment and select the desired step.

VACUUM FLUORESCENT DISPLAY TEST MODE
* All fl uorescent segments are tested.

When this test is activated, all segments light on at the same time, 
then each segment lights on one after another.

* Procedure:

While depressing the [TUNING MODE] and the [DISPLAY] 
buttons simultaneously, press the [

?/1

] button to turn on the 

main power.

1.  ALL segments light on.

2.  Turn the [INPUT SELECTOR] control, confi rm display.

3.  Turn the [INPUT SELECTOR] control, confi rm display.

4.  Turn the [INPUT SELECTOR] control, all segments light off.

SOUND FIELD CLEAR MODE
* The preset sound fi eld is cleared when this mode is activated.

Use this mode before returning the product to clients upon com-
pletion of repair.

* Procedure:
1.  While depressing the [2CH/A.DIRECT] button, press the 

[

?/1

] button to turn on the main power.

2.  The message “S.F. CLR.” appears for a moment and 
 

initialization is performed.

SOFTWARE VERSION DISPLAY MODE
* The software version is displayed.
* Procedure:
1.  While depressing the [SPEAKERS] and the [DISPLAY] 
 

buttons  simultaneously, press the [

?/1

] button to turn on the    

 main 

power.

2.  The model name, destination and the software version are dis 
 

played for a moment.

KEY CHECK MODE
* Button check
* Procedure:
1.  While depressing the [SPEAKERS] and the 
 

[2CH/A.DIRECT] buttons si multaneously, press the [

?/1

]

 

button to turn on the main 

 power.
2.  Either the message “REST 14” appears.

  Every pressing of any button other than the [

?/1

] counts down 

  the buttons. The buttons which are already counted once are  
  not counted again. When all buttons are pressed “REST 00”  
 appears.

SWAP ALL MODE
* The signal will be swap to all channel so that all speaker will 

have sound output.

* Procedure:
1.  While depressing the [SPK] and the [A. F. D.] buttons simulta-

neously, press the [

?/1

] button to turn on the main power.

2. “SWP. 

ALL” 

appears.

3.  After a few seconds, “SWAP” will appear (No change while 

displayed.)

SHIPMENT MODE
* All preset contents are reset to the default setting.
* Procedure:
1.  While depressing the [SPEAKERS] and the [MUSIC] buttons 

simultaneously, press the power [

?/1

] button to turn on the 

main power.

2.  “CLEARED” appears and switch off the set.

RE-BOX CLASSIFICATION TEST MODE
* To check the number of times set powered on.
* Procedure:
1.  While pressing the [MEMORY/ENTER] and the [INPUT 

MODE] buttons simultaneously, press the power [

?/1

] button 

to turn on the main power.

2. “R.BOX

[][][]

xxx” appears.

3.  xx indicates number of times set powered on.
4.  Press any button or power off the set to release test mode.

PROTECTOR AUTO OFF
* To disable auto off after protector occur.
* Procedure:
1.  While depressing the [TUNING MODE] and the [A.F.D] 

buttons simultaneously, press the [

?/1

] button to turn on the 

main power.

2.  “ PROTEVER” appears and switch off the set.

SIRIUS FACTORY TEST MODE
(US, Canadian model only)

Mode to confi rm operation of SIRIUS. Doing display of ID of 
SIRIUS antenna and output of audio signal that SIRIUS antenna
generates, it is confi rmed that there are no problems in the com-
munication of the SIRIUS antenna and the tranmission of the 
audio signal.

* Procedure:
1.  The SIRIUS antenna was connected, while pressing the 

[TONE MODE] and [MUTING] buttons, press the [

?/1

]

 

button to turn on the main power.

2.  Whenever the [DISPLAY] button is pressed, the output of the 

audio signal of 1 kHz L/R, 20 Hz L/R, 10 kHz L/R, noise L, 
noise R and tone are switched.

MEMORY

HISTORY MODE
The state that the set is used is memorized.
Procedure:

1.  While pressing the [TUNING MODE] and [2CH/A.DIRECT] 

buttons, press the [

?/1

] button to turn on the power and “

HISTORY” is displayed.

2.  Each time the [ 

r ] [ R ] key of remote commander is pressed, 

the item is switched in order as follows.

Protector count

COUNT XX

Total single power on time

SxxxHxxM

Sound fi eld

SND FLD

Input function

FUNCTION

Input mode

INP MODE

Digital select

DIGI IN

Stream information

STREAM

Signal confi guration

CO xxxxx

Headphones

HP xxx

Volume

VOL xxx

Bass

BASS xxx

Treble

TREB xxx

Level FL/FR

F xxx

Level CT

CT xxx

Level SL

SL xxx

Level SR

SR xxx

Level SBL

BL xxx

Level SBR

BR xxx

Level SW

SW xxx

Total power on time

TxxxHxxM

Muting

MUTE xxx

Power on counter
(Rebox test mode)

P.W. xxxxx

Protector Type

PRT xxxx

Temperature when protect

TEM xxxC

DCAC FACTORY TEST MODE
DCAC Factory Test mode have two stages:
1.  DCAC DSP Data Line Checking
2.  DCAC board Checking

Factory Test System Setup

1. When 

power 

off:

 

Press the three buttons [MEMORY/ENTER] + [MOVIE] +  
[

?/1

].

 “DCAC

[]

FTM” appears.

 

Afterward, press the [DISPLAY] to start DCAC factory test 
mode.

1. DCAC DSP Data Line Checking
After press the [DISPLAY], DCAC Factory test mode will start, 
below display will show:
“DCAC

[][][]

x”  x=1, 2, 3, 4

If there is error happen, below display will show:

“ERR

[]

SD0x” x=1 

t D1501 or R1530 problem

 x=2 

t D1502 problem

 x=3 

t D1503 problem

 x=4 

t D1504 problem

2. DCAC board Checking
Connect front left speaker of the receiver and AUTO CAL micro-
phone. Turn [MASTER VOLUME] jog, there will be test tone 
sound output from front left speaker, and the display will change 
accordingly.

“AD

[]

-

[]

xxx” 

xxx=0 to 255 (depends on loudness of test tone)

Note:
When the value reaches more than 222, the test tone will muted 
(for production line checking). Thus, the AD value will drop to 0. 
To check the AD value again, power off the receiver and re-enter 
the test mode.

Procedure:
1.  Turn on the set.
2.  Input the following signal from Signal Generator to FM 

antenna input directly.

* Carrier Frequency: A=87.5 MHz, B=98 MHz, C=108 MHz
Deviation 

: 75 kHz

Modulation  : 1 kHz
ANT input  : 35 dBu (EMF)

Note:
Please use 75 ohm “coaxial cable” to connect SG and the set. You 
cannot use video cable for checking.
Please use SG whose output impedance is 75 ohm.

3.  Set to FM tuner function and scan the input FM signal with 

automatic scanning.

4. Confi rm that input Frequency of A, B and C are detected and 

automatic scanning stops.

The stop of automatic scanning means “The station signal is re-
ceived in good condition.”