Dicas Reparação
Modelo - Chassis XRU220
Pesquisa: XRU220 Enviar Dica Resolvida
Resultados 18
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | XRU220 | DEAD (FOUND LEAKING C102 CAUSED DAMAGE TO 5V LINE) | Unit dead. Found 5V line to IC201 pins 3/4 at 2/5v.Discovered C102 leaked and corroded trace. | ||
| Sony | XRU220 | KEY SWITCHES FAIL | There seems to be a problem with the volume + switches withall XRU, CDX5180 and CDXU8000 units. I have repaired ten units of variousmodel numbers over the past three months. Some have been returns with thenewly replaced switch broken. Is this a switch | ||
| Sony | XRU220 | UNIT WILL NOT TURN ON (REPLACED LEAKY D202 AND D203) | Unit will accept the tape and play but once turned off can notturn it on. | ||
| Sony | XRU220 | INTERMITENT OR NO AUDIO (FOUND COLD SOLDER ON R118 AND R120) | No audio or intermittent audio. Found cold solder joints onR118 and R120. | ||
| Sony | XRU220 | UNILINK CONNECTOR WILL NOT ACCEPT UNILINK CABLE | The unilink connector on the rear of the unit would not accepta unilink cable. This was a new unit, and the soldering on the connectorpins and lugs appeared to be original, indicating that this connector wasinstalled at the factory. -HQ COMMENTS: It a | ||
| Sony | XRU220 | EXTENSION CABLE FOR REPAIRING DISPLAY MCB (J-2502-009-0) | It may be difficult to repair the display MCB without using anextension cable. | ||
| Sony | XRU220 | NO POWER (FOUND OPEN TRACE BETWEEN Q117 EMITTER & CNP201 -2) | Unit had no display cannot turn on. No function at all.Checked all B+. Found Q117 E gets 10.5 v. but CNP201 pin 2 is 0v. Foundpattern foil on main PCB broken. | ||
| Sony | XRU220 | INTERMITTENT OR NO TURN-ON (REPLACED NOSE DETECT S901) | I have seen three units with this problem. The resistance ofthe nose switch, when closed, is in the 200-1000 ohm range, inadequate toreliably signal the micro that the nosepiece is in place. | ||
| Sony | XRU220 | CANNOT TURN ON - JUMPERED OPEN FOIL PATTERN | Unit had no display, could not turn on. No function at allchecked all B+, Found Q117 E gets 10.5 v but CNP201 pin 2 is 0 v. Foundpattern foil on main PCB broken. | ||
| Sony | XRU220 | LCD PANEL DOES NOT ILLUMINATE/CAN'T READ DISPLAY - REPL Q117 | LCD panel won't light up. All led's on panel do light up andunit functions normally except you can't read the lcd display panel.Found Q117 open B-C, therefore not supplying voltage for panellamps.Replaced Q117 restored illumination. -HQ COMMENTS: Q117 i | ||
| Sony | XRU220 | AM SEEK NOT WORKING & COULD NOT RESET CPU (RESET SWITCH BAD) | In SEEK mode, AM just gets one station. FM O.K. Unitappeared to need to be reset, but pushing the reset button did notappear to reset the unit. | ||
| Sony | XRU220 | NO RADIO AUDIO (FOUND Q113 DEFECTIVE) | There was no audio from the radio. Found 3V on base andemitter of Q113, when in radio and 9V on base and emitter of Q113 when intape. | ||
| Sony | XRU220 | NO AUDIO (FOUND OPEN TRACE BETWEEN PINS 17 AND 13 OF CNP101) | The unit had no audio in preamp or speakers. Found an opentrace between pins 17 and 13 of CNP101. Also found same problem onserial numbers 122150 and 151761. | ||
| Sony | XRU220 | LOSES PRESETS, CLOCK RESETS TO 1:00 (REPLACE RESET IC101) | The unit's presets are lost, and the clock resets to 1:00. | ||
| Sony | XRU220 | ONE CHANNEL OUT ON TAPE (REPLACE HP101, P/N 1-543-717-11) | The unit came in with one channel out on tape and it wasintermittent. Also, when changing direction on tape, the audio would gofrom the left channel to the right channel. |