[TechAssist] Re: Pioneer B/S SD-P50A3-K
- From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 17 Mar 2004 10:20:55 -0500
Dave,
From Tech Repair CD:
PIONEER\SDP50A3\UNIT SHUTS DOWN* RESISTORS ON AMP ASSEMBLY OVER
HEATING\\\\DEFECTIVE CONVERGENCE CONTROL
ASSEMBLY AND-OR AMP ASSEMBLY\\\\\\\\
Pioneer\SDP50A3K\Set is in PD Shutdown and power supply appears to be defective
but actually* only 4A fuse
is blown\After fuse is replaced* the set will work but the fuse filament can be
seen to bend momentarily
at power on.\\\On AMP assembly-Resolder transistors and regulators that are
mounted to the heat sink and
replace one or both convergence output ICs (STK392-110).\\\\\\\\
Pioneer\SDP50A3Q\Set is in PD Shutdown and power supply appears to be defective
but actually* only 4A fuse
is blown\After fuse is replaced* the set will work but the fuse filament can be
seen to bend momentarily
at power on.\\\On AMP assembly-Resolder transistors and regulators that are
mounted to the heat sink and
replace one or both convergence output ICs (STK392-110).\\\\\\\\
Jeff Dougherty
Intrepid Video TV/VCR
263 S Front St
Steelton PA 17113
fax...717-564-4952
www.intrepid-video.com www.tech-repair.net
----- Original Message -----
From: "TV Man" <tvman@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, March 17, 2004 11:45 AM
Subject: [TechAssist] Pioneer B/S SD-P50A3-K
Relay clicks, green light comes on then shuts down. I'm thinking the conv. ICs
STK392-110. Is there a way
of checking to make sure. I was thinking about unpluging the conv. yokes and
see if the set would stay on.
Am I on the right track? Thanks, Dave
TV Man
Inverness. Fl. 34451
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