hitachi Repair Tips
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Results 930
Results 930
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Hitachi | NP82CQ | Int loss of sound. | Looks like dry joints check lead out wires on TX. | ||
Hitachi | NP82CQ | Frame - rolling when hot. | C609 ( 0.22u f ) if not check components off pin 1 of TDA | ||
Hitachi | NP82CQ | FIELD FOLDOVER & FLYBACK LINES | R614 HIGH 150k | ||
Hitachi | NP82CQ | Dead. | Drys on D950. | ||
Hitachi | NP82CQ | dead | STR6020 s/c; 2Afuse o/c; Lop tr 2SD898B Q781 s/c | ||
Hitachi | NP82CQ | dead | Pri HT - no 11v HT - to overide overvolts trip s/c C912 & sub lop tr with bulb. - HT now 130v (correct on dummy load). Replace STR6020 and now ok | ||
Hitachi | NP82 | Standby - stuck on standby - no functions. | IC901 ( STR441 ) on main chassis. | ||
Hitachi | NP81CQ Mk2 | Flyback lines at top | C715 4µ7 250v | ||
Hitachi | NP81CQ Mk2 | Field lin - cramped at top | C608 22µ 160v | ||
Hitachi | NP81CQ | Whistling - from power supply. | DJs on C912 , R905/6. | ||
Hitachi | NP81CQ | Thin white line travels up screen | dry joints M601 field o/p device | ||
Hitachi | NP81CQ | Sync - lack of frame & line sync. | R723 ( 22k ) o/c. | ||
Hitachi | NP81CQ | Startup - no startup. | DJ on pin 4 of T901. | ||
Hitachi | NP81CQ | Squeal from chopper Tx at switch on. | C909 ( 220u f 160v ) , Dry R702 , C912 , R905 , R906 | ||
Hitachi | NP81CQ | Spluttering | dry joints loptx earth pin | ||
Hitachi | NP81CQ | Small faint raster. | C909 ( 220u f 160v ) | ||
Hitachi | NP81CQ | No/Int loss of colour. | L506 ( P No 2160831 ) | ||
Hitachi | NP81CQ | Int frame collapse. | Drys R607. | ||
Hitachi | NP81CQ | Int colour | delay gate pulse coil L506 faulty | ||
Hitachi | NP81CQ | Hum on picture - varies with picture. | Fit 22k in series with D402 if not fitted. |