Aiwa TV 1402 Car Satellite TV System User Manual


 
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Service Technical Information
MODEL NO. SUFFIX
TV SE1430 / SE2130 K,EZ / K,EZ,KH
SUBJECT
Notes on repairing(Replacing CRT / Failure of R556) REF No :G A2 01 1 E0−−
DATE :16.JUL.2002
<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.
Ref. Parts Code Description Remarks
−− 87 017 781 080 DIODE,1N4004
G R Code No. Access Code Modified Ser. No. Parts Schedule
−−
Add the diode
Notethe directio
n
of t he di ode
49
I501
8V
BCL
Q501
T402
ABL
Add the diode
C414
R556
R585
R555
C555
R586
C585
MAIN C.B Conductior side
REAR
FRONT
Location
R556