hitachi Repair Tips
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Results 930
Results 930
| Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
|---|---|---|---|---|---|
| Hitachi | M | Field lin problem after replacing chip TDA 8350Q | D718 BYD33 under heatsinks split in 2 | ||
| Hitachi | G8QP C2558TN | Dead - fuse o/c | C915 1n5 2kv in psu s/c | ||
| Hitachi | G8QP | SOUND NO PICTURE , NO LINE DRIVE AT PIN 11 TDA 257 | TDA2579 US | ||
| Hitachi | G8QP | LINE ACROSS SCREEN | R715 ( 1R0 ) HIGH | ||
| Hitachi | G8QP | HIGH BRILL AT SWITCH ON MAY RECOVER WHEN WARM | C 720 4.7mfd 250v | ||
| Hitachi | G8QP | DEAD , ONLY HT ( 110v ) BOTH 8v AND 12v LINES LOW | CHECK C933 2200mfd ON 12v | ||
| Hitachi | G8QP | Complete failure | Check for cracks in print around Chopper TX | ||
| Hitachi | G8Q/P | Txt - unable to return to pic without mains reset, blank screen etc | C932 470µ 16v had caused L932/R931 in 12v rail to fail due to ripple on 12v line - can damage TDA2579A & chips on Txt panel also | ||
| Hitachi | G8Q/P | St/by only - HT high at 200v | R941 100k o/c | ||
| Hitachi | G8Q/P | No pic or sound, blank raster with corrupted OSD | C932 1000µ 16v in 8v supply o/c | ||
| Hitachi | G8Q/P | No pic - sound ok - line tearing before loss of pic | C933 2200µ 25v in 12v supply - also check C932 470µ 16v | ||
| Hitachi | G8Q/P | Goes to st/by at sw on, will come on with R/C but with blank raster only | SDA line low. 5V regulator L7805 o/c on the text board and QF001 ICP N15 o/c near tuner. | ||
| Hitachi | G8Q/P | Dead with "--" in display with motorboating sound | Q1510 BC548B s/c on the Microprocessor sub-board | ||
| Hitachi | G8Q CPT2196 | Patterning, slow R/C response & int loss of sigs | C933 2200µ 25v 12v smoother leaking | ||
| Hitachi | G8Q C2558TN | St/by only | IC901 UC3844, Q901 BUZ91A, Q902 SGSIF344 & Opto OC941 CNX82A | ||
| Hitachi | G8Q | Width excessive & no E-W corr | D705 BYW96D goes s/c & causes IC651 TEA2031A demise - also check C714 27nf | ||
| Hitachi | G8Q | Weak sync - esp on chan change | R932 0R2 safety res in 12v feed hi res | ||
| Hitachi | G8Q | VERY FAINT AUDIO IN STANDBY | THIS IS NORMAL-SAY Hitachi | ||
| Hitachi | G8Q | Txt displays P100 and no other txt activity | Clean & check for dry joints Txt panel | ||
| Hitachi | G8Q | Txt - very weak & shows only in mix mode | TDA3562 col dec chip |