DAV-DS1000, SA-WS1000 - Sony Audio Service Manual (repair manual). Page 5

5

DVD player :
DVX-DS1000

DVD player : DVX-DS1000

Sub woofer :
SA-WS1000

Sub woofer : SA-WS1000

Tuner :
ST-DS1000

Tuner : ST-DS1000

Front speaker :
SS-IF1000

Front speaker : SS-IF1000

Center speaker :
SS-CT1000

Center speaker : 
SS-CT1000

Rear speaker :
SS-IR1000

Rear speaker : SS-IR1000

Remote 
commander :
RM-SS1000/

SS1000B

Remote commander :
RM-SS1000/SS1000B

Units required for

operation

check

Unit. 
need to 
checking

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

a

*

1

*

1

*

2

*

1  Only the defective unit.  

*

2  Either one of them.

Units with 

a

 mark: The units that are required for the system operation check during repair service

However, there can be a case that some units of the system need to not be brought into repair shop depending on the unit. that became defective. 

• The units that are required for the system operation check during repair service

Procedure:

1.

A spectrum analyzer is connected to pin 5(L-ch)  and pin 1(L-ch) of the output connector CN2004 of ENCORDER board.

digital 

voltmeter

BATT +
BATT –

MAIN board

10 

Ω

(0.5%)

2.

Confirm that it is spectrum as shown in a figure with the spectrum analyzer.
It is normal if the signal of a 3MHz to 6MHz zone (a center is 4.5MHz) can be checked.

3.

When the output signal from ENCORDER board is normal, pin 2(DATA),pin 1(LRCK),pin 3(BCK) and pin 5(FS256) of the
input signal connector CN2001 are investigated.
Moreover, each signal of the control signal connector CN2003 is checked.