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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | TAM50 | OGM IS ERASED WHEN UNIT IS UNPLUGGED | When unit is unplugged, the OGM is erased. Transistor Q-206was not being turned on to pass the battery voltage onto the micro IC-3to keep it energized. | ||
| Sony | SLV757UC | CLOCK GAINS TWO SECONS PER DAY | Clock gains two seconds per day or one minute per month.Customer finds this unsatisfactory. Is this within specs, or is there aproblem? -HQ COMMENTS: No, there is not a problem with the clock. This iswithin specifications. This works out at a clock a | ||
| Sony | STRAV1010 | HI-FI SERVICE BULLETIN NO. 118 NEEDS CLARIFICATION | Hi-Fi service bulletin No. 118 needs clarification. Themeasurement conditions need to be more clearly defined. We do need ameans of checking relative surround sound levels. -HQ COMMENTS: The signal to be fed into the CD input would come from anaudio s | ||
| Sony | STRAV910 | HI-FI SERVICE BULLETIN 118 NEEDS CLARIFICATION | Hi-Fi service bulletin No. 118 needs clarification. Themeasurement conditions need to be more clearly defined. We do need ameans of checking relative surround sound levels. -HQ COMMENTS: The signal to be fed into the CD input would come from anaudio s | ||
| Sony | STRAV910 | MISSING PART NUMBER FOR ESCUTCHEON ASSEMBLY | The STR-AV910/AV1010 service manual identifies the front panelassembly and escutcheon assembly only for the AV1010. The computer liststhe AV910 front panel as X-4906-822-1. We still need the part number forthe AV910 escutcheon assembly, Ref. No. 7 on p | ||
| Sony | SPP80 | INTERMITTENT AUDIO TRANSMIT FROM PORTABLE TO BASE | Intermittently will transmit audio from handset to base.RF waveform is present at handset's transmitter. Audio through IC-501 wasintermittent - very hard to troubleshoot. | ||
| Sony | KPR46CX10 | NO POWER, REPLACED Q-1 | Found Q-1 shorted which killed the switching supply. -HQ COMMENTS: Q-1 (2SD1548) is the H.V. Output Transistor located on thePC Board. | ||
| Sony | STRAV310 | NO POWER - T901 | Unit is dead. Found open primary on power transformer T-901.Will send sample. | ||
| Sony | KV27TX40 | SQUEAL, REPLACED YOKE, SEE SB TVP0114 | Replaced singing yoke. -HQ COMMENTS: Please replace the yoke with the new one as statedin SB 114. P/N 1-451-275-41. | ||
| Sony | KV27XBR15 | SINGING YOKE, REPLACED YOKE USING P/N 1-451-275-41 | Replaced singing yoke. -HQ COMMENTS: Please order revised Yoke part number 1-451-275-41as per TVP Service Bulletin 114. | ||
| Sony | KV27TS30 | HIGH PITCH SOUND FROM YOKE, REPLACED YOKE SEE SB 0114 | Replace singing yoke. -HQ COMMENTS: New DY is available from Kansas City Parts.See Service Bulletin TVP-0114. The P/N is 1-451-275-41. | ||
| Sony | KV27TW70 | HIGH PITCH SOUND FROM YOKE, REPLACED YOKE SEE SB 114 | Replaced singing yoke. -HQ COMMENTS: Replace yoke with new type P/N 1-451-275-41 as perService Bulletin 114. | ||
| Sony | CFSW510 | NO AM OR FM - C205 | Unit came in with no AM, FM or display. Tape section workedfine. I noticed IC-201 (DC to DC conv.) had the proper input voltage onpins 2, 3, 4 but output on 6, 7, 8 were 0V. When I unsoldered pin 7,unit's output voltages came up. | ||
| Sony | KV32XBR10 | IC-51 PART NUMBER CHANGE, 8-741-100-62 | Service manual lists IC-51 RC sensor as being BX-1393, partnumber 8-749-900-36. Actually, the servicer is finding a different IC inthe set and he needs its part number. -HQ COMMENTS: There has been a production change. The new improved chipis: SBX1618 | ||
| Sony | CCDF33 | PART NUMBER FOR AUTOFOCUS MOTOR AND IRIS MOTOR | Servicer called and requested availability and part number forautofocus motor. Part number and reference is not listed in servicemanual. Is this part going to be available separately? -HQ COMMENTS: The part number of the focus motor is 3-707-561-01. |