Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | SLHF750 | UNIT DEAD | Unit was completely dead, i.e., no ON/OFF function, no displayof any kind. Tests revealed all DC voltages present and clock pulses werealso ok. Clue to problem was pin 17, IC-1 on (FL-11) board. It neverwent low, but always had 3.5 VDC on it. Obvious | ||
Sony | WMF73 | AUTO-REVERSE NOT WORKING | Unit will not operate in one or both directions. Repair isdifficult. | ||
Sony | WMF73 | FAILURE OF TAKE-UP SPOOL | Numerous units eating tapes. One spool fails to take up.Grinding noise is heard. Play lever pops out of mounting rail - motorfails. Takes about 1 hour to rebuild unit. -HQ COMMENTS: Thank you for your information. We have reported thisproblem to Tok | ||
Sony | SLHF750 | DURING PLAYBACK, PRESSING INDEX MARK/CAUSES DISTORTED VIDEO | CTL pulse was incorrect during index mark process causing unitto go out of servo lock momentarily. (Multiple short CTL pulses). | ||
Sony | WMF76 | WRONG SPEAKER | When ordering the speaker, we receive 1-502-631-00. While thecomputer shows this to be a correct cross, the speaker is about 4 timestoo large. Can you help? | ||
Sony | WMF77 | INCORRECT PART NO FOR FWD IDLER ASSY | P/N for Ref. 211 Page 26 WM-F77 Service Manual is wrong.P/N X-3335-724-1 is no given, but this same number is also used asRef. 233 same page called Chassis Assy, Mechanism. Need correct P/N forRef. 211 Idler Assy. | ||
Sony | WMF70 | HEADPHONE PLUG DAMAGES JACK | Plug on MDR-A10 headphones, which come with WM-F10, seems tobe too long. If fully inserted, they make poor contact and one channelis intermittent. Dealer here has complained of at least five units likethis. | ||
Sony | SLHF750 | HUM BAR, E-E MODE | Hum bar floats through pix in E-E mode. PS voltages appearnormal, but found open zener diode D003 in power supply. Problem mostnoticeable on Ch. 5. Did not appear when playing back pre-recorded tapes. | ||
Sony | WMF77 | AUDIO CUTS OUT WITH MOVEMENT | Audio cuts out with movement. | ||
Sony | WMF77 | NO AUDIO IN RIGHT CHANNEL | No audio - right channel. | ||
Sony | SLHF750 | VIDEO HEAD DISC OUT OF STOCK | We have a hot customer, and need one right away. -HQ COMMENTS: P/N 225-A which is listed on microfiche is incorrect.Correct P/N is listed in S/M as A-6762-255-A. These are in stock. | ||
Sony | ICF7600D | UNSTABLE OPERATION IN SSB MODE | In AM SSB mode, very erratic and hard to keep station in tune. -HQ COMMENTS: There is a S/M supplement which has some ckt. changes tolocal osc. to reduce drift. You might try this change to resolve yourproblem. I will send you a supplement. Pls retur | ||
Sony | SLHF750 | REPLACEMENT ROTATION SENSOR DOES NOT WORK | Ordered sensor for RMT-143 received different style part undersame P/N. Sensor did not function. -HQ COMMENTS: Please contact KCP and exchange for correct part. Contactme if there are any future problems. | ||
Sony | SLHF750 | NOISE IN PLAYBACK PICTURE | During the playback of self or prerecorded tapes, two or threebright spots, one line thick by 1/2 to 1 inch length on picture. Theposition of spots changes left or right by turning the tracking knob.Did not have any other unit to switch the boards for i | ||
Sony | WMF75 | INTERMITTENT AUTO REVERSE | Spurious auto reverse. The shut-off lever (B) was sticking. |