[TechAssist] Zenith TV, M#SG2019S, No audio Fix

  • From: "matt sherer" <m.sheer@xxxxxxxxxxxxx>
  • To: "techassist" <techassist@xxxxxxxxxxxxx>
  • Date: Fri, 7 Nov 2003 20:41:05 -0600

Zenith TV
Model #: SG2019S
Problem: No audio, 12V supply missing to audio IC.
Fix.  Resistor R3441 is a surface mount and crosses the trace between the C
of Q3440(12v regulator) and CX811(filter for 12v regulator.  The trace was
broken underneath R3441.  Repaired the trace and replaced R3441

Gear Guy
Electronic repair
A/V systems design, maintenance and installation
AMX programming
Matt Sherer, CET
1411 Honeysuckle Lane
Champaign, IL 61821
(217)356-9479
m.sheer@xxxxxxxxxxxxx


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  • » [TechAssist] Zenith TV, M#SG2019S, No audio Fix