Make | Model | Problem | Solution | Date |
| | | |
Found: 7
|
Sharp | 8PSR | Chirps & sw to st/by at sw on | IC801 line osc supply pin low at 3v. R679 100k o/c | 14-09-04 |
Sharp | 8PSR | Int dead then dead | Dry joints & C723 3µ3 non pol cap | 14-09-04 |
Sharp | CV2123H 7PSR1 | Trips at sw on | Dry joints psu or STR41090 chopper chip - test by powering up with reduced mains - if set does not start the chip is faulty | 14-09-04 |
Sharp | CV2133H 8PSR | Trips once then dead | C723 3µ3 63v bipolar cap - fitted 2 x 4µ7 63v back to back in lieu | 14-09-04 |
Sharp | CV2133H 8PSR | watermark effect | C318 220µ 25v LT cap | 14-09-04 |
Sharp | CV3707HD 5PSR1 | St/by only - psu o/ps correct | No line drive to Q601 as Q605 sw off by micro. By operating switch SI011 set works without man or R/C. Micro IX0714CE faulty | 14-09-04 |
Sharp | CV3707HD 5PSR1 | STUCK IN STBY NO LINE DRIVE DUE TO Q605 BEING TOL | PRESS SWITCH S1011 IF SET STARTS LOPT STAGE OK . | 14-09-04 |