Search: jvc
Results: 433
Make Model Symptom Problem Solution By
JVC C140EKY
Int start up, no chan change & spurious graphics C015 22µ 6.3v sm in micro reset cct o/c
JVC C140EKY
Int start up Sm cap top left of thick film unit faulty
JVC C140EKY
Dead - st/by only Ht at d921 but does not get past q923 (ht reg) no power control from micro, dry joints on xtal x001 on micro sub panel
JVC C140EKY
Dead - st/by only Dry joints emitter of q924 in psu
JVC C140EK
No chan store - no clock pulses pin 10 ic001 Come from pin 31 ic002 but lost along way - fitted wire link
JVC C140EK
Int startup. R905 180k gone high.
JVC C140
Set switches off , changes channel , adjusts volume. Crystal on sub panel dry
JVC BYX CHASSIS
No memorise chans or settings Ic001 mn1226s, c106, c107 on station select module
JVC BYX CHASSIS
Loss of some chans If module sby-f004a proved to be heat sensitive - retune t102 v c osc coil
JVC BYX
Int tuner drift & patterning Dry joints if module
JVC BX11
Tuning drift from cold 4 sm electrolytics on sub panel c015 22µ 6v, c016 0µ47 50v & c014 3µ3 50v
JVC BX11
Tuner drift Replace sm caps c014, c017 3µ3 50v; c015 22µ 6.3v & c016 0µ47 50v in station selector module
JVC BX11
No chan store (search tune ok) Check print, thro conns etc in stn sel module - replacement expensive
JVC AVS25SD4EK
Comes on briefly to show good pic in ext3 then reverts to st/by Possible eeprom corruption - press "i" and "audio mute" simultaneously on handset. this will put it into test mode. another quirk of some eeprom problems is that the set will often switch to standby when going into or out of service mode or when pressing "vsm reset".
JVC AVK21T
Dead after lightning strike Change strs-f6653 / opto couple / q941 / q942 / d945 6v2 /ic901s1854 error amp
JVC AVA14M2
Int cuts out Check for cracked print around loptx
JVC AV32WFP1EK
St/by only C966 0.01µ s/c
JVC AV32R25EK-S
Sound very dist on nicam - ok on mono R chan o/p from msp chip (nicam processor) ic631(pin 31) 6v p-p & badly clipped - l chan ok - chip faulty
JVC AV29TS2EK
Powers up with eht then shuts down with brief small raster visible C521 fb tuning cap o/c
JVC AV29TS2EK
Int sw off D405 on lh side of fop chip o/c (in x ray prot) - can remove q573 x ray tr to prevent sw off whilst check for cause of fault