Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | TCDD7 | NO AUDIO | Unit would play tape but no audio. | ||
Sony | TCDD7 | DISTORTED AUDIO IN EITHER CHANNEL WHEN REC - REPL IC302 | When recording using line input with manual recordingcontrol, either channel, shows mostly on left channel, but have also seenon right channel. | ||
Sony | TCDD7 | INTERMITANT LOSS OF AUDIO - TIGHTENED LOOSE ROLLER SET SCREW | Customers complaining of loss of audio and dropouts. Unitsare coming in out of alignment and set screws for the roller guides loose. This is the 5th set that has this symptom. | ||
Sony | TCDD7 | NOISE IN AUDIO AFTER CUE OR REVIEW (FOUND REF. 322 DETACHED) | During cue and review tape would be pulled down in the tapepath. This would cause noise in playback once the play function wasresumed, due to misalignment of tape acrosss head drum. This wouldusually straighten itself out after a few seconds. | ||
Sony | TCDD7 | NO FUNCTIONS (REPLACED LOADING MOTOR M1001 P/N 1-698-104-11) | No functions. The unit would not power up. | ||
Sony | TCDD7 | NO AUDIO (REPLACED DEFECTIVE HEADPHONE JACK (1-750-372-11) | No audio. Audio was present all the way to the digitalfilter, IC 311 had no B+ at pin 1. | ||
Sony | TCDD7 | PART NUMBER ADDITION: PH1001/PH1002 (8-759-710-34) | The part number for the takeup and supply reel sensors(PH1001 and PH1002) is not shown in the service manual. | ||
Sony | TCDD7 | NO FUNCTIONS (REPLACED M1001, PART NUMBER 1-698-104-11) | No functions. The unit would not power up. | ||
Sony | TCDD7 | HUM & POPPING IN LEFT CHANNEL (REPLACED LEAKY Q308) | The symptom of hum and popping in the left channel whenplaying a tape. | ||
Sony | TCDD7 | NO POWER (FOUND D503 DEFECTIVE) | The unit is dead, diode D503 is defective. | ||
Sony | TCDD7 | DEAD (REPLACED DC-DC CONVERTER AND RF MODULE) | Unit dead. Found pins 2 & 5 of DC to DC convertershorted to ground. After checking a few caps removed flex cable to RFmodule and short opened. | ||
Sony | TCDD7 | NO AUDIO - REPLACED HP JACK | No audio vo meter will display audio. | ||
Sony | TCDD7 | CAPSTAN MOTOR INOP - REPLACED DC-DC CONV. | Unit does not load tape. | ||
Sony | TCDD7 | AUDIO WOULD INTERMITTENTLY GO TO STATIC | Sound would intermittenly go to static. | ||
Sony | TCDD7 | NO TAPE DRIVE, DISPLAYS ERROR 11 (CAPSTAN MOTOR WAS LOOSE) | The unit had no tape drive, and display showed error code 11.Found that the capstan motor was secured by only 1 screw rather than the 3screws that normally secure tha motor. This prevented proper engagementof the gears. |