TV Repair Tips

PIONEER

Size	Model	Chassis	Symptom	Problem Description	Fix
43	PDP433PU	Plasma	Power	Dead	power supply (TS04071) beware trap switch
45	SD-P4573		Power	dead, relay clicks but switching supply doesn't run	Resolder optoisolator IC102
45	SD-P4573		Power	Dead, but relay clicks	Resolder D105
45	SD-P4573		Power	Immediate shutdown	FU104 fuse blown, R2602 burns up, R2612 heats us. Replaced the convergence board.
45	SD-P4575		Power	dead, relay clicks but switching supply doesn't run	Resolder optoisolator IC102
45	SD-P4575		Power	Dead, but relay clicks	Resolder D105
45	SD-P4575		Power	Immediate shutdown	FU104 fuse blown, R2602 burns up, R2612 heats us. Replaced the convergence board.
50	PRO507PU		Power	After warm-up, it reboots often, then dead	remove C614 from power supply
50	SD-P5073		Power	No HV	replace Yoke, test by unplugging E1, E2, or E3,
50	SD-P5073		Power	dead, relay clicks but switching supply doesn't run	Resolder optoisolator IC102
50	SD-P5073		Power	Dead, but relay clicks	Resolder D105
50	SD-P5073		Power	Immediate shutdown	FU104 fuse blown, R2602 burns up, R2612 heats us. Replaced the convergence board.
50	SD-P5075		Power	dead, relay clicks but switching supply doesn't run	Resolder optoisolator IC102
50	SD-P5075		Power	Immediate shutdown	FU104 fuse blown, R2602 burns up, R2612 heats us. Replaced the convergence board.
53	SD533HD5		Power	Shuts down after a few minutes	IC101 (MIP0253SP), IC102 (ON3171-S) on power board
55	PRO-107		Power	dead, relay clicks but switching supply doesn't run	Resolder optoisolator IC102
55	PRO-107		Power	Dead, but relay clicks	Resolder D105
55	PRO-107		Power	Immediate shutdown	FU104 fuse blown, R2602 burns up, R2612 heats us. Replaced the convergence board.
55	SD-P5575		Power	Dead, but relay clicks	Resolder D105
55	SD-P5575		Power	Immediate shutdown	FU104 fuse blown, R2602 burns up, R2612 heats us. Replaced the convergence board.

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Warning

: 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.