Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | BMC220 | SERVICE MANUAL ERROR | Page 5 Fig. 1-4 shows incorrect test points for jig hook-up. | ||
Sony | CFS300 | INCORRECT PCB MARKING OF TRANSISTOR LEADS | B and E leads of Q301 are incorrectly marked on bottom ofPCB. Diagram of the manual is OK. | ||
Sony | D5 | DEFECTIVE OPTICAL BLOCK ASS'Y (FOP) | Unit does not play. Clicking noise heard. Clicking noisecoming from FOP lens hitting disc, FOP moving too fast. | ||
Sony | CDP101 | NOISE GOES INTO PLAY MODE - OSCILATION AT IC601 | 1) Poping and clicking noises alternating from L/R ch. Addedmodification from T/N 0036 - no change 2) Upon power up, unit goes intoplay mode. 3) IC601 #7 12Vpp at #1 changed IC601/Q608/C611/R614 - nochange. Changed optical block as last resort - no c | ||
Sony | WMF8 | MISSING PART # FOR A BLACK LEVER | A tech needed a black lever. This lever limits the switchlever 332, however, there is no description and the part # in the servicemanual. -HQ COMMENTS: The part number for the unlisted part is 3-319-038-01.We will issue a T/N and S/B soon. | ||
Sony | CFSF11 | TAPE TRANSPORT MALFUNCTIONS | Head rotation gear is cracked. Replacement as per TNLA0022/TRSB #146 is performed. The transport still jams or hangs up inter-mittently in either forward or reverse play modes. -HQ COMMENTS: Head rotation gear has been updated from plastic to ALdie-ca | ||
Sony | TCFX510R | NO FUNCTIONS | Various units have come in with functional problems, displayOK but no functions. | ||
Sony | KV1946R | DEAD, REPLACED C901 | Unit blows fuse F602 whenever power is applied. Found capaci-tor C901 shorted. | ||
Sony | KV1943R | NO POWER ON, REPLACE C001 AND C003 | The unit would not turn on. | ||
Sony | BMC110 | NO P/N FOR IRIS MOTOR | No part # for iris motor alone. Requires lens disassembly torepair. | ||
Sony | KV20XBR | NO COLOR AND HUE DISPLAY, REPLACED IC107 | No color and hue display. | ||
Sony | SL2500 | SS-10 BOARD CHANGE | Old board (SS-10A, P/N A-6715-131-A) uses PCB Part number1-605-574-23. New board uses 1-605-574-32. Trick and other functions donot work. | ||
Sony | D5 | PLAY COMMAND CAUSES AMS TO CYCLE THROUGH TRACKS ON DISC | Complaint was play command causes AMS to cycle through trackson disc till last cut and begin play. Preliminary checks showed B+voltages OK. Discovered that FF pin 68/IC801 measured 0.6VDC all the timeinstead of 5V. Thus MPU was getting FF command all | ||
Sony | SL60 | I0321 RECORDINGS AND NO AUDIO ERASE | Fuzzy recordings and no audio erase. | ||
Sony | SL3030 | TAKE-UP LINK SENSOR OUT OF POSITION | I could load tape manually and then unit would thread tape andoperate normally. Found take-up link (#186 on Page 9L of the manual, P/N3-684-119-01) sensor out of position, which caused unthread end signal notto be sent to micro. -HQ COMMENTS: With new |