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Repair tips

Make	Model	Problem	Solution	Date

Found: 15
Hitachi	C2114T	Dead with 330v at chopper tr	R901 82k start up res o/c	14-09-04
Hitachi	C2114T	dead with s/c field chip 112v ht hi at 130v	R951 39k hi value and field chip	14-09-04

Hitachi	C2114T	Int loss of pri col	RGB o/p Trs breaking down	14-09-04
Hitachi	C2114T	Loss of sigs/functs	IC001 TMP47C1237N/N155 faulty - fit kit A523217 (New IC & links)	14-09-04
Hitachi	C2114T	No R/C functs aft ? hr	Micro supply high at 5.35v - Zener ZD001	14-09-04
Hitachi	C2114T	No sound aft few hours	TNP47C1237N micro responds to heating/cooling & faulty	14-09-04
Hitachi	C2114T	No text.	X2231 IN TEXT CCT PtNo E516045	14-09-04
Hitachi	C2114T	Repeated failure of field chip	Check by replacing C603 100µ 35v, C719 1000µ 35v	14-09-04
Hitachi	C2114T	reverts to st/by at sw on	TA8427K field o/p chip faulty	14-09-04
Hitachi	C2114T	St/by only	s/c across 27v supply - field o/p chip IC601 TA8427K u/s	14-09-04
Hitachi	C2114T	St/by only	R951 39k ?w hi res, FOP chip TA8427K short	14-09-04
Hitachi	C2114T	St/by only - LED flickers when front ctls pressed	HT at 120v (112v) No 9v from PSU due to IC601 s/c TA8427K, & check ZD952 130v zener	14-09-04
Hitachi	C2114T-311	No control via front controls/sigs disappear	Fit updated micro kit pt no A523217	14-09-04
Hitachi	G7PS C2114T	Sound absent & streaky white lines on pic when cold	C955 47µ 25v in 15v smoothing supply	14-09-04
Hitachi	G7PS C2114T	Stuck in st/by	HT ok at 112v - cause was FOP chip TDA8274K	14-09-04

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