JVC TV Repair: Common Faults and Solutions.


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Search: JVC
Results: 432

JVC Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
JVCC14ET1EK ONWA
Sync crushing with soot and whitewash picC113
JVCC14ET1EK ONWA
Poor field syncC308
JVCC14ET1EK ONWA
Patterning & no colourCf101 in if o/c
JVCC14ET1EK ONWA
No txtC020 3µ3 50v o/c
JVCC14ET1EK ONWA
No sound with slight whistleC106
JVCC14ET1EK ONWA
No soundC110
JVCC14ET1EK ONWA
Int reverts to st/byLeaky tactile switches
JVCC14ET1EK ONWA
Failure to stop on search tuneCheck ident cct - q614/615, caps, 1n4148 diodes d609/610
JVCC14ET1EK
Tunes ok but goes off tune when "memory" pressedT106 afc coil o/c in if can
JVCC14ET1EK
Surge lim res o/cCheck c904-7 4n7 disc caps across mains rects
JVCC14ET1EK
Standby onlyR403 0r68 1w o/c (ht feed)
JVCC14ET1EK
St/by onlyR323 6k8 5w feed to an5601k ic301 o/c
JVCC14ET1EK
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
JVCC14ET1EK
Set switching to standby.R323 6k8 , 5watt fusible resistor o/c.
JVCC14ET1EK
Relay chatters at sw on then shuts downC402 4n7 in ht snubber leaky
JVCC14ET1EK
Red excessiveQ502 s/c on crt base
JVCC14ET1EK
Over bright pic with smearingHt to rgb o/p low (180v) r435 0r68 fusible o/c
JVCC14ET1EK
No vol/brightness osdWhen vr601 adj, bars appear but compressed - ic602 tms73c47
JVCC14ET1EK
No sound/pic thro' scart - only blank screenAv switching ic (tc4066bp)
JVCC14ET1EK
No sound/pic - ht presentR434 0r68 ½w o/c. when replaced & a1advanced field collapse observed. fop chip replaced - also replace c909/11 47µ 50v as a precaution