Sharp TV Repair: Common Faults and Solutions.
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Results: 1784
Results: 1784
Sharp Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SHARP | LC-80LE632U | TURN OFF BY ITSELF | PSU DEFECT | REPLACE TNY274PN AND 22R RESISTOR | GABSENS |
| SHARP | LC-42SV32B | Does not turn on, no standby | Check the components | Capacitor da fonte c9353, diodo zener 6,8v zd116, fusistor fb 707 | |
| SHARP | LC-32A28L | Does not turn on, no stand-by | Ic931 at power supply | Replace ic931 (tny277pn) | Brackmann |
| SHARP | 21LF2A 21 | Only turns on red light | Power supply | Jordão | |
| SHARP | LCD-60LX540A | How to clear memory protection after 5 times on/off | 1.remove AC power supply;2. On the TV, press & hold av/tv & vol- and turn on the ac power.3. wait until the display lights up.4. the letter "k" appears on the display, it means that the TV is in "factory mode". the volume + and - have only two levels 15 and 30.5. press both buttons at the same time vol+ and vol-. 6. on the remote "down " and "up" to access the second page. 7. use "right" and "left" to change the country. 8. turn off the TV, wait 30 seconds and turn it on again. | Andreas | |
| SHARP | LC-52R64B | Stuck without image, with green LED on, and power supply relay beating. red LED on the main board flashes 15x. | Solved by the bga microprocessor on the main board. | rafaelmoraes99 | |
| SHARP | 32LE144 | Em stby | Measuring the voltages I found an output of 2.6 volts on the ic u3 and the service manual indicates 1.8 volts. The computer and nand memories were getting very hot. | I replaced the IC U3, the voltage returned to 1.8 volts and the TV worked normally. | Jose almeida tavares |
| SHARP | C1453 | White screen without characters | L851 on the cinespocio plaque. | I didn't have one, I added a 22r resistor and it worked without any problems. | Francisco Melo eletrônica M.F |
| SHARP | LC42SV32B | After working for a while, vertical lines appear only within the images (not on the entire screen), then everything freezes and goes dark or the screen remains in a single color | T-con board defect | Replace the board | TULIO UBERABA |
| SHARP | C14R12 | Vertical closed 2 fingers in the middle of the screen. | Bad contact on regulator ic604 7809 | Remove the solder from the pins and solder, never resolder over the old solder. | Fernando Alcantra |
| SHARP | C14T51 | Yellow with blue color in bar generator. | Ic801 tda4661 faulty. | Fernando Alcantra | |
| SHARP | C14T51 | No characters, no h-sync signal on pin 26 of the computer | D609 shorted | Fernando Alcantra | |
| SHARP | LC-46R54B | Doesn't start | Ic7905(tny264pn),capacitor cy7008, resistor r7914( aberto) | Credits... guilherme alessandro | Guilherme Alessandro |
| SHARP | LC-32R24B | Does not turn on, green LED flashes quickly without stopping, only bu voltage +5v, tsound is no voltage on the capacitor c7129 (doubler) | Defective bulbs, test to identify (turn on, wait a few seconds and then press input + power for a few seconds, the LED will turn red and then the screen will light up quickly, proving that the bulbs are defective | Replace light bulbs | CDS_DIAS |
| SHARP | C-1438 | Doesn't start | Capacitor c-721 1000uf 25v | Replace capacitor | Eudes Viana |
| SHARP | LC-22LE250 LC-24LE250 17MB95S 17MB95 | Staying in stand-by, no start | Short in vcc | Rui | |
| SHARP | LC-22LE250 LC-24LE250 17MB95S 17MB95 | No backlight, led is normal no picture | Check/replace q10 and q11 | Rui | |
| SHARP | 21LFG1BZ | It doesn't turn on, just standby is on and the power supply voltages are normal | The leaky taks dropping the 5v voltage in them, change them all | Replace tasks | Jr eletrônica |
| SHARP | LC-60LE632B DPS 165HP 2A | Doesn't start | D 7906 | ||
| SHARP | C-20R12 | Vertically closed when cold. after a few minutes it opens. | C206 | Replace c506 1000µ 35v | MarceloPiranga |