[TechAssist] Re: Sony Tuner needed 1-465-371-11 green sticker
- From: <agower@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 27 May 2005 15:22:42 -0700
Coach I have 1 = 1-465-371-11 $20.00
agower@xxxxxxxxxxxxx
Cordova TV
Adolph Gower
3415 Comet Court
Sacramento, Ca. 95827-2924
Phone: (916) 698-6565
Fax: (916) 363-8359
----- Original Message -----
From: "TechAssist" <techassist@xxxxxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>; <techsupport@xxxxxxxxx>
Sent: 2005Äê5ÔÂ24ÈÕ 9:59
Subject: [TechAssist] Sony Tuner needed 1-465-371-11 green sticker
> All my duds are bad and new ones are $64 @ Tritronics. Anyone have a
> working
> tuner they want to sell???? Out of a Sony KV27TS27. This is the one
> that
> usually just needs soldering, but not this one....
>
> Coach
> At Home TV Service
> 1800 W. Oxford Ave #D
> Englewood, CO 80110
> 303 783-2500
>
> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of Jack Latimer
> Sent: Tuesday, May 24, 2005 8:55 AM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Re: Apex AT2708S/CH-10C /VD873/ Z DIODE shorted,
> need
> #s
>
> Robert thanks for your reply. On my original post I listed the wrong diode
> that I
> shorted.
> The correct one is VD862 that I need the ratings on and pt #.
> The 16volts are there on N601.Pins 1&7 have1 volt on them.When I push mute
> button
> on remote pins 1&7 go to .1 volt.I can leap frog from pins 3&5 on IC N606
> to
> pins
>
> 3&5 on IC N601 and get sound to spkrs. that are variable with volume
> control
> and
> sound is muted when I push mute on remote.
> I can only handle 5 meg on e-mail & even with that I have problems at
> times.
> Im not sure I have the resources to download from the members site.I would
> be
> willing to try with a little instruction. Thanks again
>
> tvservice wrote:
>
>> Jack
>> the audio ic is N601 TDA7057AQ
>> look for +16 volts at pin 4 comes thru 1 ohm R637 from source diode VD872
>> #2czru4z on power board with R872 point27 ohm fusable resistor.
>> Mute is pin 1 and 7 thru R630 to collector of V631 2sc1815
>>
>> hth
>> if you need schematic its about 10 meg I can send to you
>> or upload to member site
>>
>> Robert
>> tvservice@xxxxxxxxxxxxx
>> H & H Electronics Inc
>>
>> ----- Original Message -----
>> From: "Jack Latimer" <jac@xxxxxxxxxxx>
>> To: <techassist@xxxxxxxxxxxxx>
>> Sent: Monday, May 23, 2005 3:45 PM
>> Subject: [TechAssist] Apex AT2708S/CH-10C /VD873/ Z DIODE shorted, need
>> #s
>>
>> > I beleive i shorted diode this during the initial troubleshooting i
>> > did. #s on diode are 25c6.
>> > This may not be the correct sequence.I am using a 5.6 v zener and set
>> > is
>> > operating
>> > in all ways except sound is muted. I have spent a lot of time working
>> > on
>> > set without
>> > a schematic.When i got set in every time i got it to power up it would
>> > act up in a different
>> > way and the 5v supplys are solid.At that time i had sound. I was
>> > testing
>> > for the 5v going
>> > to the control pad .It was there and i momentarially shorted it to
>> > ground. The set shut down & ever since i did that ,set powers up and
>> > all
>> > symptons are gone except now there
>> > is no sound to spkrs.Using signal tracer i am picking up sound at
>> > various points.Snd
>> > output seems to be ok.I am picking up sound at ic n606 .I am scratching
>> > my head at
>> > this time so i thought i would send this off to see if i could get some
>> > imput before i get
>> > back to work on it.
>> > Here hoping with Thanks
>> >
>> > Jack Latimer
>> > Jack's TV
>> > Cahokia , IL.
>> > jac@xxxxxxxxxxx
>> >
>> >
>> >
>> >
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