|
|
|
Who's Online
There currently are 5851 guests online. |
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
It was very usefull, it is clear the quality is super, the price I paid is very afordable.
Generally speaking Iam very happy with this company.
;
The manual was exactly what I needed, Good quality scans too. superb.
;
I am so happy found this site as it consists of so many Manuls and easy to aquire. This onei s exactly what I wanted and much more as it has info on not only how to use the tuner but how to repair it as well. I will come here 1st before purchasing else where! Thanks owner-manual.com!
;
Top class product, I printed it out on A3 paper and it is clear and very easy to follow.
Cheaper than buying a new radio!
;
is part of the manual is very useful for repairing
Here are circuit diagrams
if there is damage, I recommend using this part of the
a complete list of circuit boards and components
Trouble shooting table (Continued)
B NO PICTURE
No snow noise. Does the snow noise appear
Snow noise increase. contrast and brightness control? Check pins (6) and (7) of IC800.
Yes on the picture tube at max No
B
Does 5V appear at pins (6) and (7) No Check IC600, L200, TU200 of TU200 (TUNER)? and etc.
Yes Normal Abnormal
Does 31V appear at pin (9) of No Check IC1751, L201 and etc. TU200? Noise or signal Check TU200, SF200 and appear. their related parts.
Yes
Check TU200, TP201 and etc. Is AV1, AV2 or AV3 Yes input normal? Check Q455 and its
peripheral circuit.
No
17
Which does pin (43) of IC400 appear, noise or signal? Which does pin (39) of Are waveform at pins (7), (8) IC800 appear, noise or and (9) of IC850 normal? signal? IC400, Q401 Check IC800 and and their its peripheral
Noise Check IC400 and its
peripheral circuit.
Signal
Signal Is IC800 RGB Yes
out Normal?
Noise Yes No
Check the Check IC850 and peripheral circuits its peripheral of screen heater circuit. (FBT) and the CRT.
circuit.
29WF50
17-1 17-2
|
|
|
> |
|
