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13

5

 STANDBY board

2

 CNP804 (3P)

3

 CNP805 (3P)

1

 CNP902 (2P)

4

 screw

     (+BVTP 3

 

×

 8)

14

* Button check
* Procedure:

While depressing the [SPEAKERS $OFF/A/B%] and the [2CH] but-
tons simultaneously, press the  

?/1

  button to turn on the main

power.
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.

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

have sound output.

* Procedure:
1. While depressing the [SPEAKERS $OFF/A/B%] and the [A.F.D.]

buttons simultaneously, press the power  

?/1

  button to turn on

the main power.

2. “SWAP” appears. (No change while displayed.)

All preset contents are reset to the default setting.
* Procedure:
1. While depressing the [SPEAKERS $OFF/A/B%] and the [MUSIC]

buttons simultaneously, press the power  

?/1

  button to turn on

the main power.

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

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

1. When power off:

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

?/1

  .

“DCAC[]FTM” appears.
Afterward, press the [TUNING MODE]  to start DCAC factory
test mode.

* 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.

While depressing the [TUNING MODE] button, press the  

?/1

button to turn on the main power.
Either the message “9k STEP” or “10k STEP” appears for a
moment and select the desired step.

* All fluorescent 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] but-
tons simultaneously, press the  

?/1

  button to turn on the main

power.

1. ALL segments light on.

2. Turn the [INPUT SELECTOR] control, confirm display.

3. Turn the [INPUT SELECTOR] control, confirm display.

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

* The preset sound field is cleared when this mode is activated.

Use this mode before returning the product to clients upon
completion of repair.

* Procedure:

While depressing the [2CH] button, press the  

?/1

  button to turn

on the main power.
The message “S.F. CLR.” appears for a moment and initializa-
tion is performed.

* The software version is displayed.
* Procedure:

While depressing the [SPEAKERS $OFF/A/B%] and the [DISPLAY]
buttons simultaneously, press the  

?/1

    button to turn on the

main power.
The model name, destination and the software version are dis-
played for a moment.

L

SW

C

R

SL

S

SR

SBL

SB SBR

LFE

SP A 

NEO:6

COAX

HDMI

DEX

DTS -ES

x

II

PL

RDS ST

CAT

96/24

MONO

D.RANGE

SAT

PL OPT

dB

Hz

k

ft.

m

MHz

MEMORY

SP B

LFE

NEO:6

COAX

x

RDS

MONO

D.RANGE

k

m

MHz

SP B

SW

C

SL

SR

SBL

SB SBR

D

DTS

ST

CAT

PL

dB

Hz

ft.

MEMORY

DSP Data Line

Check

Start

Pass

Pass

Auto Cal Mic

Check

END

SPK Front Left

DCAC MIC

Receiver

15

(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) Confirm that input Frequency of A, B and C are detected and

automatic scanning stops.

The stop of automatic scanning means “The station signal is
received in good condition.”

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

x=1, 2, 3

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

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 accord-
ingly.

“AD[]-[]xxx”

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

16

MAIN board

DIGITAL board

HDMI RE board

XM board

VIDEO board

DCDC board

DISPLAY board

POWER KEY board

DCAC board

HEADPHONE board

VIDEO 3 board

STANDBY board