itt Repair Tips
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Results 510
Results 510
| Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
|---|---|---|---|---|---|
| ITT | Digi 3 | Int start up or dead | Dry joints st/by tfmr | ||
| ITT | Digi 3 | Int start up - esp from cold | C714 faulty | ||
| ITT | Digi 3 | Int st/by | IC1405 5v reg on control panel | ||
| ITT | Digi 3 | Int no col | MCU2600 IC610 | ||
| ITT | Digi 3 | Int line sync | C209 in module | ||
| ITT | Digi 3 | Int green picture. | Drys on IC650 ( teletext PCB ) . | ||
| ITT | Digi 3 | INT BLACK BARS AND RANDOM SCREEN BLANKING | VCU2100A IC650 ON DIGITAL PCB | ||
| ITT | Digi 3 | instability for first 10 mins | replace electrolytics in IF can | ||
| ITT | Digi 3 | Horizontal lines on pic | MEA2901 tuner interface chip IC1403 on control panel | ||
| ITT | Digi 3 | Flyback lines at top of picture. | C402 ( 100uf 25v ) | ||
| ITT | Digi 3 | Flyback lines at top | C402,[100mf,25v] | ||
| ITT | Digi 3 | Field non lin | D411 6v8 zener | ||
| ITT | Digi 3 | Field faulty | IC771 L78S05CV 5v reg | ||
| ITT | Digi 3 | Dead. | T738 s/c , C714 ( 10uf 50v ) o/c , C712 ( 10uf 400v ) s/c. | ||
| ITT | Digi 3 | dead - trips once at sw on | LOP Tr S2000 (BU508A) leaky c-e. NOTE when run on dummy load HT is only 110v (145v) - this is normal | ||
| ITT | Digi 3 | Dead - tripped | Check D547 & 8 (+/- 13v rects) | ||
| ITT | Digi 3 | Dead - R519 burnt | Replace D513 BY448 | ||
| ITT | Digi 3 | Dead - HT low | C535 1nF s/c | ||
| ITT | Digi 3 | Dead - chopper tr blows | Bridge rects D703-6 req changing | ||
| ITT | Digi 3 | Dead | Check chopper tr T742; DPU2540 deflection proc chip can drive LOP at wrong freq |