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Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV1311CR | MISSING PART NUMBER, NOT AVAILABLE, MUST REPLACE COMPONENT | Missing part number of CP841 and CP843. -HQ COMMENTS: The part number for CPXXX components are not listed inS/M because Sony policy is to repair these components not to replace them.CP841 consists of three 75 ohm resistors (1/6W P/N 1-247-805-00) andCP | ||
| Sony | ACD50 | P/N OF REF 904 IS IN ERROR | NPC says it appears the part # of Ref. 904 is in error. -HQ COMMENTS: The service parts for the input/output jacks have beenchanged. Reference numbers 1, 2, 3, 902, 903 and 904 are no longeravailable separately. These parts are now supplied assembled | ||
| Sony | WMF12 | BENT RIVETING PLATE ON REEL BOARD | Riveting, TG plate (P/N 3-596-938-01) is bent causing unitnot to go in play mode. | ||
| Sony | CDP302 | PART NUMBER OF INSULATOR POLE (A) | All the BU-1A optical block assys I have seen previously aremounted with 3 spacing sleeves fitted onto the 3 insulator poles (#302,Pg 60 of the S/M). These are not shown in the diagram on Pg 60. The unitI am working on has been previously serviced and | ||
| Sony | KV1972R | GRAY AREA RIGHT TOP OF SCREEN, ADJ V BIAS, SIZE & PIN | 1/4X3 gray area right top of screen during caption broadcast,at high contrast level. | ||
| Sony | SLHFR30 | UNIT WOULD POWER ITSELF ON WHEN CASSETTE LOADED | With cassette loaded and unit powered down, unit would inter-mittently power itself on. Scoped all lines to MPU and found clitches onthe chassette on line (P8 of IC1). Measured the resistance of switch S903and was about 1/2 meg. | ||
| Sony | TC58 | CANNOT SERVICE BY ITSELF | Need instructions on how to simulate hooking up TC-58 whichis part of FH series. How can the TC-58 be hooked up without the balanceof the system? Can you use the TA-V10? -HQ COMMENTS: Please see the servicing note on Page TC-2 of the S/M tooperate the | ||
| Sony | XR780 | TAPE JAMS | Tape jams. The gears (A, B, Assy RVS) are stripping. Eitherthey strip causing tape to jam or tape jams causing gears to strip. | ||
| Sony | ICF7600A | PART NUMBER FOR J1 | I need the correct part number for J1 which is listed inthe service manual in Section TA-78 Page TA-17. The part number listedis not recognized by KC. -HQ COMMENTS: 1-507-804-00 is incorrect. The correct P/N for J1 is1-507-730-00. We will issue a S/B | ||
| Sony | TA78 | NO SOUND | The unit had no audio output. We found IC1/Pin 11 to haveabout 2 volts instead of 6. This was caused by a leaky C41. | ||
| Sony | SL2405 | NO PHASE CONTROL OF CAPSTAN | The unit had no phase control of the capstan. At IC1/Pin 20phase output we found a 15Hz square wave. This was caused by an opentracking control RV201. | ||
| Sony | SLHFR30 | NO POWER | No power. 5.5 volt line was down to 2.9 volts. ReplacedIC001, 5.5 volts appeared but still wonunder TR-15 board, grounding the power on. | ||
| Sony | CDP400 | NO OPERATION | Found GND lug not making good contact with anodized blackchassis, which resulted in no GND on S803 (in switch PCB) causing nodisc spin. | ||
| Sony | CPD1201 | COLOR MONITOR | When picture control is in minimum position, background goesto red. | ||
| Sony | AC910 | WRONG TRANSISTOR IN THE SERVICE MANUAL | Original part removed is 2SA1217. In the service manual thetransistor 2SB834 is used for Q1 and Q2. Using this transistor is notgood because the leads are reversed compared to 2SA1217 (ECB 2SA1217,BCE 2SB834). |