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Service Technical Information

 

MODEL NO.

SUFFIX

 

 

 

 

 

TVSE1430 / SE2130

K,EZ / K,EZ,KH

 

 

 

 

 

 

 

 

 

 

 

 

SUBJECT

 

 

 

 

 

 

Notes on repairing(Replacing CRT / Failure of R556)

 

REF No :G A 2 0 1 1

E 0

 

 

 

 

 

 

 

 

 

 

 

DATE :1 6 . J U L . 2 0

0 2

 

 

 

 

 

 

 

 

 

 

 

<CONTENTS>

In the cases listed below, take the following countermeasure.

1)Replaced a CRT.

2)A failure of R556 was confirmed.

For example, a variation of resistance, and the discoloring of coating.

<COUNTERMEASURE>

1.Add the diode between C414 and C305(GND) as the picture below.

2.Fix it with a glue.

3.Confirm a value of resistor, a color of R556, and replace it if found any defect.

I501

 

 

 

 

 

8V

T402

 

 

 

R555

 

 

 

BCL 49

Q501

R556

 

 

R585

 

 

 

ABL

 

 

 

C555

C585

 

C414

 

Add the di ode

 

R586

 

MAI N C. B Conductior si de

FRONT

R556

Locati on

REAR

Add the di ode

Note the directi on of the di ode

 

Ref.

Parts Code

Description

 

 

Remarks

 

 

87017781080

DIODE,1N4004

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

G

 

R

 

Code No.

 

Access Code

 

Modified Ser. No.

 

Parts Schedule

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Aiwa TV 2102, TV 2002, TV 1402 manual Ez / K,Ez,Kh