| Make | Model | Problem | Solution | Date |
| | | |
| Found: 442
|
| Decca | 145 /150 | No frame. | R434 ( 1.2R ) o/c by LOPTX. | 14-09-04 |
| Decca | 145A | Channels - int channel change. | Focus gap flashing over on CRT base. | 14-09-04 |
| Decca | 145A | Fast tripping from cold. | C808 ( 100u f , 25V ) by TDA4600. | 14-09-04 |
| Decca | 145A | No frame. | R434 ( 1.2R ) o/c by LOPTX. | 14-09-04 |
| Decca | 146 | Blank raster | Pin 7 TDA3561 low - D502 BZX79C5V6 zener s/c | 14-09-04 |
| Decca | 146 | FIELD COLL. THEN NO PICTURE | R434 OC ( FIELD ) D502 SC ( 5v6 ZENER ) PICTURE | 14-09-04 |
| Decca | 146 | FIELD COLLAPSE OR BLANK RASTER | R434 , CHECK D502 BZX79C5v6 | 14-09-04 |
| Decca | 150 | Col fault - like hanover bars | acc decoupler C516 4µ7 u/s | 14-09-04 |
| Decca | 150 | Colour - alternate bars of colour & no colour | AGC decoupler C516 ( 4.7uf ) | 14-09-04 |
| Decca | 160 | Blank raster with flyback lines - sound Ok. | R410 ( 10R ) o/c. | 14-09-04 |
|
|
| Decca | 160 | Colour int. | IC TDA3565 decoder IC | 14-09-04 |
| Decca | 160 | Cone shaped raster. | LOPTX. | 14-09-04 |
| Decca | 160 | Dark band 1-2" across centre of screen. | C303 ( 220nf ) | 14-09-04 |
| Decca | 160 | dead | HT at chopper tr coll L802 o/c | 14-09-04 |
| Decca | 160 | Dead | loptr s/c, R507/508 12k o/c | 14-09-04 |
| Decca | 160 | Dead - blow up due to excess HT | Loptr BU508 & TDA3651 Fop chip s/c - D808 in set ht leaky | 14-09-04 |
| Decca | 160 | Dead - fuse blown. | Posistor , 1.25amp. | 14-09-04 |
| Decca | 160 | Dead - fuse blown. | Chopper Tx ( R4051 ) s/c , D812 ( BY396 ) s/c , R802 ( 3.3R 4W ) o/c. | 14-09-04 |
| Decca | 160 | DEAD , PSUPP TICKING | R8050 OC. 100k | 14-09-04 |
| Decca | 160 | Dead H.T. ok but 11.5V to signal circuit missing | Check Q501 & R508 ( 10K ) | 14-09-04 |
| Decca | 160 | Dead line TR s/c R411 burnt up Field ic may also | D808 in Set H.T. 117V o/c | 14-09-04 |
| Decca | 160 | DEAD WITH HT. BUT NO LINE DRIVE | Check drive at base Line out TR Chck for 12V Q503 & R508 ( 12K ) O/C. | 14-09-04 |
| Decca | 160 | Dead. | L802. | 14-09-04 |
| Decca | 160 | field collapse | TDA3651 field chip u/s | 14-09-04 |
| Decca | 160 | Field collapse | TDA3651 s/c (TDA3653 does);R411 10R o/c | 14-09-04 |
| Decca | 160 | Field collapse | R301 560k hi res | 14-09-04 |
| Decca | 160 | FIELD COLLAPSE | R301 560k ON PIN 1 TDA4503 | 14-09-04 |
| Decca | 160 | field collapse | TDA3561 (TDA3563 works) u/s & R411 10R safety res | 14-09-04 |
| Decca | 160 | Frame cramp at bottom until set is warm. | IC TDA4503. | 14-09-04 |
| Decca | 160 | Int cutting out. | Drys on Q801. | 14-09-04 |