Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
JVC | CX60GB | AC adaptor no o/p | Q01 2SC2688 o/c | ||
JVC | CVT21EK | Resorts to st/by at sw on | R808 0.68R safety res risen in value (in X ray cct) By pass relay to check symptoms | ||
JVC | CV14EKW | Col ok top half - greenish mono pic bottom half | IC402 STV2180A chroma delay line chip Pt no 033-E02180-31 | ||
JVC | CV14EKS Onwa | Dead - HT present at coll of chopper tr | R919 10k additional res in series with base cct of Chopper o/c | ||
JVC | CV14EKS | Int no pic on RF - OK on scart | L204 o/c pt no JVC 10515010102V | ||
JVC | CV14EKS | Int flashes red - worse when heated | IC401 Vid proc - Pt no JVC 03320211631A | ||
JVC | CV14EKB | Weak, snowy pic | Replace 4-legged SMD tr BF998W (marked MRs) in tuner can use BF998 in lieu but fit other way round | ||
JVC | CV14EKB | Chan up/down not working - ok using no's | OK after auto tuning | ||
JVC | CTV14EK | Int poor pic/ int Txt | 18.8Mhz Xtal dry joints or faulty; IC381 STV5347 proc (Under can on rh side of pcb) | ||
JVC | CT14ETE1K Onwa | PSU blown | Replace - R 915 39R 7WATT; R914 0.33R 2WATT; R902 2.2 3WATT; R901 4R7 5WATT; R911 12R 1WATT; R912 27R 2WATT; R913 22OK 1WATT; Q903 2SC1815; Q901 2SC1815; Q902 2SB744; Q904 2SD1545 OR 2SD2498; ZD901 8V2; ZD902 9V1; D901,902,903 all BA 157's; C902 .0022MFD 2KV ? (originally .0022MFD but updated to .0039MFD)This cap was blackened & seems to have been the route cause of the blown up. | ||
JVC | CS2191EKT | Poor pic like duff crt - lum signal crushed | D804 1SS133 leaky in osd insertion cct 1N4148 works in lieu | ||
JVC | CS2190EK BXII | Reverts to st/by aft 20 mins - 115v HT disappears | CP901 N55 cct prot hi res | ||
JVC | CS2181EKT BYX | Comes on in AV mode - when TV selected all chans tuned to same station | The -30v supply to memory chip on tuning panel falls below -26v. Replace some/all of following: Q956 2SA1015, C959 3µ3 50v, C958 33µ 35v, C016 10µ 16v, C017 10µ 50v sm. | ||
JVC | CS2181EKT | Tuning int lost on chan change | Replace C958, C959, C16, C17 & check for dry joints | ||
JVC | CS2181EKT | Off tune at sw on gradually tunes in | CO16 10µ 16v sm in s.select module |