Saturday, March 12, 2011

RCA CTC169 TV Repair Tips

TV Repair Tips RCA CTC169


Size Model Chassis Symptom Problem Description Fix
CTC169VerticalVertical collapsed to 1 inch high in middle of screenC4305 (2200uF/35V), C4521 (33uF/35V), R512 (120ohm, SM)
CTC169 Dead 15V source down to 8.9V Replace leaky C4145
CTC169 Dead Dead CR4710
CTC169 Dead Replaced U1301, set came on, then shut off R3303
CTC169 Dead Runs 2 hrs, then shuts off, unplug, repeat T4401
CTC169 Dead Dead C4108
CTC169 IF Herringbone interference Resolder CF2301 pin 3
CTC169 Remote No remote function Resoldered ring cracks on the PCB
CTC169 Vertical Vert bad, about 1 high, straight on top, curved on bottom C451 (#249547), R523 (1kohm/1W)
CTC169 Vertical Vert short with elliptical shape Q4506
CTC169 Vertical short at bottom, long on top C4519 (.33uF)
CTC169 Video No picture R2947
CTC169 Video Negative Picture U1401
CTC169 Video No Horizontal or Vertical Sync CR3103
CTC169 Video No Video Q8003 on DPIP
CTC169 Video Vertical Sweep reduced after warmup CR2701
CTC169 Video Picture slowly turns Black C2706
CTC169 Video PiP out of sync Q8501
CTC169Video Picture Narrower at the bottom of the screen by 3/4 inch Remove R4822, Change R4824 to 300k Ohm
CTC169 Width Pic too wide, sides are straight, not curved C4403 (.48uF) in yoke return circuit bad

Source : http://www.riddledtv.com/repair/rca/CTC169.html

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