[TechAssist] JVC AV-27730 no tuner reception, changed tuner.

  • From: Philip Bader <tjanphyl@xxxxxxxxxxxxxxx>
  • To: "techassist@xxxxxxxxxxxxx" <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 28 Jul 2003 17:21:34 -0400

Customer said "blue screen".
I saw a very snowy station,barely vusable. Tuner seemed to have the
critical voltages to pins.
Ordered another  tuner (orig# CEEK280-B02) from Tip-Top Tuner. Arrived
today,installed it,same deal. No piont in calling tip-top.
Is there anything I am overlooking on these JVCs?
There is a large IC next to the tuner "IC201" Tritronics crosses to a
LC74411N (glue was on it,unreadable). I later scraped glue off to see a
TA1242N. Don't know if this could ba a tuner control IC, or if I'm on
the wrong track..
Need assistance here.
Phil Bader
-- 
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821      
email: tjanphyl@xxxxxxxxxxxxxxx

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