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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 5
Hitachi
C2576TN
St/by only - stuck in prot mode
volts Q958 gate 0.7v = prot mode. Link out C932 to disable. Audio o/p chip IC4500 split & faulty
14-09-04
Hitachi
C2576TN
St/by only then dead
R95112k hi res, Q903 ON4584 s/c - used BUT18F in lieu, C915 33µ 16v & check for dries * R950 & R952
14-09-04
Hitachi
C28300,C2576TN etc A5 chassis
Field lin & lines at top of pic
C725 33nF 400v
14-09-04
Hitachi
C28300,C2576TN etc A5 chassis
Int trips & lines
C719 4µ7 250v smoothing cap for 200v in E-W corr & check joints T702 (under plastic strut) & R950 68k near HT pot
14-09-04
Hitachi
C28300,C2576TN etc A5 chassis
Red pic with fb lines
R829 fusible on crt base o/c (not shown on cct diag)
14-09-04
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