Jvc TV Repair: Common Faults and Solutions.
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Results: 434
Results: 434
Jvc Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| 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 | ||
| JVC | CS2181EKT | No signals - ok via scart socket. | Ic m54477l in tuner ( nla ) req new tuner. | ||
| JVC | CS2181EKT | No signals | No o/p from prescaler chip m54477l in tuner - chip unavailable so replacement tuner reqd at £40 + | ||
| JVC | CS2181EKT | All stations reverted to chan 21 & tunes but no chan store | Check sm elects in station select module for leakage | ||
| JVC | CS2181EK | Low gain esp at higher end of band | Agc pot replaced | ||
| JVC | CS2180EK | Tuning drift | Station select module sbx-m904a(e) | ||
| JVC | CJT21EK | Sound dist aft 15 mins | Ic651 an5265 | ||
| JVC | CJT21EK | Dead - no start up volts pin 4 ic921 | Has lowish res both ways between pin 4 & chassis of strf6653 - chip faulty | ||
| JVC | C21TX1EK | No sync | Sync signal goes thro txt panel - x002 6mhz xtal was faulty with no osc | ||
| JVC | C21TX1EK | No sync | X002 6mhz xtal us on text pcb | ||
| JVC | C21M3EK ONWA | No sound | Ic601 micro has no pwm o/p on vol cont pin - chip faulty | ||
| JVC | C21M3EK ONWA | Field collapse, no sound after replacing c909/911 r419 & 12v zener | R421 0r68 ½w fusible o/c; d406 s/c - used by228 | ||
| JVC | C21M3EK | St/by only | Ht present 110v. replaced c909, c911 47µ 50v 105deg, zd401 12v zener s/c, r419 1r0 2w o/c | ||
| JVC | C21M3EK | Power supply not starting up , may be intermittent. | Replace c910 0.1uf | ||
| JVC | C21M3EK | No vision | Cmos switch ic202 4066b - comp video disappeared through it |