jvc C14ET1EK Repair Tips

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Results 36

Make	Model Ch.	Symptom	Problem Solution
Jvc	C14ET1EK ONWA	Picture height is reduced to 2 inches	Replace C418. It's the coupling capacitor from the frame circuit to the scanning coils. It's value is 1000uF, 25V
JVC	C14ET1EK Onwa	Rapid tripping at sw on	C402 4n7 500v leaky in prot network
JVC	C14ET1EK Onwa	Dead tho' st/by relay operates	Supply of 8.5v to IC301 pin 42 missing - R323 6k8 5w o/c
JVC	C14ET1EK Onwa	Col goes aft 5 mins	Pin 12 IC301 AN5601K low at 2v (5.1v); C325 0.47mf 35v tant was fitted wrong way round
JVC	C14ET1EK (Onwa)	Dead	C909 47µ had exploded & perlace C911 47µ 50v. No Ht when replaced - R404 1R0 safety res o/c in 16v supply
JVC	C14ET1EK Onwa	Wriggling line at bottom of pic (after repairing blow up)	12v line low at 11v - fusble res R434 0R68 had risen in value
JVC	C14ET1EK Onwa	Sync crushing with soot & whitewash pic	C113
JVC	C14ET1EK Onwa	Poor field sync	C308
JVC	C14ET1EK Onwa	Patterning & no colour	CF101 in IF o/c
JVC	C14ET1EK Onwa	No Txt	C020 3µ3 50v o/c
JVC	C14ET1EK Onwa	No sound with slight whistle	C106
JVC	C14ET1EK Onwa	No sound	C110
JVC	C14ET1EK Onwa	Int reverts to st/by	Leaky tactile switches
JVC	C14ET1EK Onwa	Failure to stop on search tune	Check ident cct - Q614/615, caps, 1N4148 diodes D609/610
JVC	C14ET1EK	Tunes ok but goes off tune when "Memory" pressed	T106 AFC coil o/c in IF can
JVC	C14ET1EK	surge lim res o/c	check C904-7 4n7 disc caps across mains rects
JVC	C14ET1EK	Standby only	R403 0R68 1w o/c (HT feed)
JVC	C14ET1EK	St/by only	R323 6k8 5w feed to AN5601K IC301 o/c
JVC	C14ET1EK	Sound muted/erratic non-lin field at bottom - check if auto tune stops at a chan - if not change:-	Q605, Q618, Q619, Q620, Q621, 2SC1815-Y. D607 & 8 1N4148, R403, 404, 433, 434, 435, 0R68 1/2w safety res, Q402 2SD400F, C406 220µ 25v, C433 220µ 35v. In this case just C433 was faulty
JVC	C14ET1EK	Set switching to standby.	R323 6K8 , 5watt fusible resistor o/c.