TV Repair Tips


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Size Model Chassis Symptom Problem Description Fix
1313SB50  Sound Sound is garbled C1705 and C1702
1313SB50 AudioHum in AudioC1702 (220uF/16V), C1705 (10uF/160V), C1706 (100uF/35V)
1919RV629P OSDno On Screen Display (OSD)D1904 (1SS119 or ECG519)
2020H-S100 Videono pic or sound, vertical collapsedIC751 (NTE1966)
2120HS60 Audioaudio very lowShort TP2001 to TP2002 for service mode. At option S33, change the value until sound is restored. Somewhere near 82. Memory IC2702 may be bad.
2120HS60 Audiono soundIC3001 (#RH-IX2570 CEZZ, MTS decoder)
2525A-M050  Flicker Picture flickers when there is loud music or vibrations near the TV Resoldered Vertical IC pins
2525A-M050  Squeal high pitched squeal when TV is On Spray paint yoke on neck of CRT
2525A-M100H PowerDead, relays clickResolder connections on RY701
2525J105  Dark Video Dark picture, brightness control has no effect R435 (82kohm/.5W)
2525J105  Vertical Vertical Deflection Short C511 (100uF/63V), Q501 (2sc3299), Q502 (2sc3299)
2525MC157  Vertical Vert shrunk at top and bottom C2508 (47uF/63V), C2505 (100uF/63V)
2525MC157  Videopicture short on top and bottomC2501 (100uF/25V)
2525NV68  Video Snowy video when first turned on IC701 and C711
2525RT59 VideoJagged edges in video, Christmas tree effectIC701 (RH-IZ0073CEZZ)
2525VTJ100  Power Dead, Motorboat sound in speakers IC756 (5V regulator)
26LC26SH12U PowerDea, no LED or relay clickD410, and fuse
26LC26SH12U PowerDead, clicks, power LED goes from red to greenPower Supply (#9JDA31B01E240)
2727AS100  Power Dead D754 shorted, RY701 open coil
2727AS100 PowerSet shuts down at power onR711, IC701, IC702
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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.