TV Repair Tips



Size Model Chassis Symptom Problem Description Fix
20F20TF20TX01 AA1 ATC113-AA1 Power Supply Power light on all the time solder bridged at JP352 and JP363, removed solder
20F20TF20TX01 AA1 ATC113-AA1 Power Supply Squeeling CP11 installed wrong value from factory, replace with .0168 1.6kV
27F27443TX01 BA1 ATC113-BA1 Vertical No vertical Sweep Resistor pack RF11 replaced
27F27650TX01 BB1 ATC113-BB1 Horizontal No horizontal drive Replaced shorted CV514
32F32444 ATC113 Video No video Pulled video module out and reseated it and video returned
32F32444YX01 CA1 ATC113-CA1 Power Supply Distorted Audio DA04 (18V Zener)
32F32444YX01 CA1 ATC113-CA1 Video No Video, retrace lines CV515
32F32650YX01 CA1 ATC113-CA1 Power Supply Dead set Fuse FP341 open, replaced fuse.
32F32650YX01 CA1 ATC113-CA1 Video No Video Found solder bridge between JL16 and N/17, remove bridge
36F36450 ATC113 Power Supply Shutdown, pulses 3 times FP341
36F36450 ATC113 Video Dead Set Fuse FP341 and Kine drive IU01
36F36450YX01 CA1 ATC113-CA1 Kine Drive No Green leaky DU51 (pin 8 of IU01)
36F36450YX01 CA1 ATC113-CA1 System Control Shuts down Glue under CR541 was conducting, removed glue
36F36650 YX01 ATC113 RGB Dead Set, short on the 12-vdc run supply FP341 & IU01 on the kine CBA
36F36650YX01 CA1 ATC113-CA1 Horizontal shuts down intermittently Glue under TL902 was conducting, removed glue
36F36650YX01 CA1 ATC113-CA1 Power Supply squeels, raster collapses bad solder, resoldered CP550
36F36650YX01 CA1 ATC113-CA1 Power Supply Dead set FP27
36F36650YX01 CA1 ATC113-CA1 RGB Dead set Fuse FP341 replaced, IU01 (kine drive) replaced
  ATC113VideoPic is too wideC185 (#238292, 6.8uF/50V, on pin board)
  ATC113Videopincushion after replacing defective D103T181 (#219025)
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: Don't kill yourself.  If you do, don't blame us...  We totally warned you.  These tips are intended for qualified service technicians that know what they're doing.  Unqualified persons should never service their own equipment.  Televisions contain very high voltage that could kill you.