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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!
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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!
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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
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Hello.
This paper enable me, to bring this lovley Scope into Function.
Without this Page, i have no cance to make this finish.
Hans M. Knoll Germany
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I used for first time this the wheat and am very thanked
NO SIGNAL.
Test whether +40V is normal or not.
NO
Check 40V loop.
YES
Test whether wave band switch voltage is available with CPU �,1�,41�,42 pin. Test pin VT output voltage is normal or not.
NO YES
Change CPU.
Check whether AGC voltage for +5V power supply of TV tuner is normal or not. Check the TV turner VT voltage is normal or not. Check 5V power supply and AGC circuit, and also check the circuit of VT voltage.
NO YES
Check whether circuit of pre-central amplifier and periphery of LA76810�,50 pin is normal or not.
NO YES
Check periphery of �,50pin for pre-central amplifier.
Change the TV tuner.
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