Hitachi Repair Tips

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Results: 1065

Make	Model	Symptom	Problem
HITACHI	G8Q	Dead - went off with abang	Th902, also check q901, q902, zd901, zd903, d905, d907, d908 ic901, c908 , r910 & check print
HITACHI	G8Q	Dead - no psu operation	D907 byv10-40 s/c also check uc3844 & q901/2
HITACHI	G8Q	Dead - no line drive	Timebase chip tda2579 faulty - no line drive o/p at pin 11
HITACHI	G8Q	Dead - intermittently.	Drys on t901 , d933 or loptx.
HITACHI	G8Q	Dead - ht present - no line drive	St/by line from micro 3.5v (should be 8-12v on , 0v in st/by) d1504 1n4148 in st/by cct faulty
HITACHI	G8Q	Dead - fuse shattered	Degaussing therm, q902 s/c, zd901 27v zener s/c, d903 leaky, ic901 uc3844 chopper chip sus & zd902
HITACHI	G8Q	Dead - fuse o/c.	Change all transistors/diodes in psu.
HITACHI	G8Q	Dead - fuse fs901 o/c.	Sprinkle t901 , check q902 , zd901 , oc941 , zd941 , q941/2 , d905
HITACHI	G8Q	Dead - comes on eventually if on/off sw held in	Volts across c908 gradually increases - th902 thermistor hi res (approx 2m) remove & clean or replace (better)
HITACHI	G8Q	Dead	Ru2m 20v supply rect s/c & la4270 audio o/p chip blown
HITACHI	G8Q	Dead	No activity around saa1293h control chip - x1501 4mhz xtal faulty
HITACHI	G8Q	Dead	Zd901 27v zener s/c
HITACHI	G8Q	Dark pic	A1 control (part of loptx) faulty, r881 470k high or c881 10nf leaky
HITACHI	G8Q	Channel tuning problems	Ic1502 mda2062 memory chip
HITACHI	G8Q	Buzz on sound even with vol right down	Ta8691n - ord code 19869a wve
HITACHI	G8Q	Buzz on sound	Ic201 ta8691n chip reqs replacement
HITACHI	G8Q	Bright white screen	Dry joint c711 due to pressing on back cover
HITACHI	G8Q	Bright white raster	C720 4µ7 in rgb supply o/c
HITACHI	G8Q	Bright white pic with no sound	Ic952 12v reg o/p down to 9.5v - reg u/s
HITACHI	G8Q	Blank screen + no sound only certain channels	Select blank channels press tune/afc vol - store then do the same on other channels then press tune/afc