Dicas Reparação

Modelo - Chassis

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Resultados 81001
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BEARING PG 3-10, #426 Part #3-646-185-00 (bearing) shows as no longer available.Please advise if there is a substitute that is not in computer. -HQ COMMENTS: The bearing, Ref 426, is no longer available. When thispart is needed, please order the following parts together:
NO AUDIO Headphone jack broken.
PRESET VOLUME BLOCK Servicer ordered this part and received a part that fitperfectly but the switches had only three positions, yet this unit is CATVready. The microfische shows 1-230-125-00 for the sister set SL-2406. -HQ COMMENTS: The preset volume block part number lis
MOTOR PULLEY The pulley being supplied by KC is for a square belt. Thepulley required is for a flat belt. KC insists that they are providingthe correct part. Please investigate this problem for me. -HQ COMMENTS: Two pulleys are listed under the same Ref. No. 455
F/L ASS Dealer stock unit is physically damaged. Tape transport isbroken. Please advise part number for complete assy. -HQ COMMENTS: A new cassette compartment assembly is now available(P/N A-6751-236-A). We will be issuing a T/N on this subject.
S/B 164: SOUND NOISE DURING P/B OF A TIMER RECORDED TAPE This mod was installed in these two units and it resolved theproblem. In two other units the mode was installed incorrectly by twodifferent technicians and the units had no Beta HiFi record. Afterinstalling the mod correctly the units worked good. -HQ
INTERCONNECTING PROBLEM (RM-44 WITH TC-FX500R) When these 2 units are hooked together and the remote FFbutton is pushed, the TC-FX500R goes into the REWIND mode. -HQ COMMENTS: The RM-44 is designed for used with components: ST-JX44,TA-AX44 and a tape deck (TC-FX44 or 500R). In this set-up, the GND
NO MEMORY No memory. If I held Pin 31 high with an external supply thenshut off power to the unit then shut off the external supply the batteryB+ was not loaded down.
NO RASTER, NO VOLUME, NO CHANNEL DISPLAY, REPLACE Q2002 No raster at turn on. Raster may be seen for 1/2 second. Novolume, no channel display, B+ present, high voltage present.
PART # OF THE RELAY A tech ordered RY501 by the part # 1-515-323-21 listed inthe service manual. But it seems that it is not registered in thecomputer. This is a part # 1-515-323-00 in the computer. I think theyare same. We are going to try to order 1-515-323-00.
REPLACEMENT MOTOR A customer ordered the motor (D-011G, P/N 8-834-011-00) andhe received the replacement motor (DNM-2400A, P/N 8-835-016-01). Thereplacement motor turns backward, and if he reverses the polarity of thewires, he said the unit makes motor noise. He brought
REPLACING IC301 It is impossible to replace the microprocessor IC301 on thekey SW board without damaging the pattern of the PC board. IC301 is 64pin fat package IC and there is the silicone compound on the pins. Also,I noticed the pins are relatively fatter than the p
FAILURE OF SLED MOTOR GEAR ASS Units are not functional, FOP jammed. Found gear assy on allthree units with broken teeth.
BROKEN GEAR OF HEAD BRACKET ASS The gear seems so hard. It is easily broken.
THUMP IN AUDIO WHEN CHANNEL CHANGED, REPLACED C226 Two KV-2645Rand static in audio. The thump was kind of twang or dampered osc to it.

Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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