[TechAssist] RCA Cube Stereo RS2523 Schematic needed

  • From: "Bill S" <billans@xxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Wed, 13 Mar 2002 10:19:43 -0800


Hi all;
This unit came in dead.  Upon looking in the unit we found no blown  fuse
but after applying power did find the transformer heating up quite quickly
and warmly.  There were no shorts in the diodes.  Disconnecting the
secondaries of the transformer stopped the overheating.  Upon looking
further, a shorted zener diode on the power supply/audio output board was
found and replaced.  The power supply/audio board was disconnected from the
rest of the stereo to determine if there is still any other shorts on the
line.  The replaced zener diode started to over heat.
Has anyone a schematic of this board and also anyone have seen this problem?
Thanks so much
Bill Sorensen
New Life Video & Audio
billans@xxxxxxxxxxxx
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  • » [TechAssist] RCA Cube Stereo RS2523 Schematic needed