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
No sound/colNo volts pin 13 micro (should be 4v) - r669 10k (coll feed to q618)
JVCC14ET1EK
No sound or varying vol, no stopping in auto tuneD807 1n4148 leaky
JVCC14ET1EK
No sound or colourCheck pin 13 of micro if 0v replace r669 10kΩ
JVCC14ET1EK
No r/c functsZd603 leaky
JVCC14ET1EK
Int dead with dim ledReplace d402
JVCC14ET1EK
Int dead - led dimD402 s5295 o/c - may read ok off load
JVCC14ET1EK
Int col & line lockR421 or marked r423 0r68 12v feed risen to 12r
JVCC14ET1EK
Field collapseR335 180k hi res or o/c
JVCC14ET1EK
Faint hor lines 2cm from bottomR434 0r68 1/2w in 12v feed high res
JVCC14ET1EK
DeadR434 0r68 in 14v supply to d408 o/c
JVCC14ET1 -ONWA
St/by onlyR323 6k8 2w feed to line osc etc o/c
JVCC14ET1
St/by onlyR434 in 14v line o/c
JVCC14ET1
Height only 2"Scan coils u/s - res should be 13r
JVCC14ET1
Field - height variesR431 0r68 fusible resistance varied
JVCC14EK1
Arcing sound from scan coilsSmall correction magnet on rear of scan coils vibrating
JVCC14E1K
St/by only - r323 6k8 burntAn5601k chip was the cause
JVCC14E1EK ONWA
Set comes on to standby - relay clicks.R323 ( 6k8 5watt ) fusible resistor o/c ( maybe int ) between p42 of ic301 & ht rail.
JVCC14E1EK ONWA
No goR323 ( 6k8 5watt ) fusible resistor o/c between p42 of ic301 & ht rail.
JVCC14E1EK ONWA
Int snowy pic at sw on with no osd or r/c functsOk once tms73c47 micro reset (s/c pin 32 to chassis briefly). caused by crack in print at front edge of pcb on track to pin 2 micro - hard to see due to covered in black ink
JVCC14E1EK ONWA
Dead - no st/byQ902 2sb774 base emitter s.c. (used bc558).