Dicas Reparação SONY
Modelo - Chassis
Pesquisa: SONY Enviar Dica Resolvida
Resultados 18938
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV32XBR10 ANU1 | AUDIO | Unit has no audio | 8-741-592-2 (8-741-100-56) original number SBX1592-02 corrected the symptom | Muller |
| Sony | KV27TS20 ANU | vertical | KV27TS20 Unit has highly intermittent vertical foldover mostly at the top of the screen | Unit had small ring fractures around the vertical deflection yoke connector pins on the chassis. Resoldering the connections corrected the symptom | Muller |
| Sony | KV32V26 AA3 | green retrace lines | Sony KV32V26 serial 8012582 Goes to green retrace lines and then shuts down. When it comes back on again the unit will be in the video input mode. | The CRT # is A80JYV51X . The cathode voltages at red and blue cathodes are 156 but the green cathode is 22. When the socket is disconnected the green cathode supply jumps to 153 vdc. The CRT is defective. | Muller |
| Sony | KV36XBR250 AA-2W | GEOMETRY | KV36XBR250 This television has as symptom on the screen where a small area has a non linear horizontal area that causes the image to expand when the image passes through this area. The area about 1/2 inch wide and effect the entire frame of the picture. It can be seen if characters are scrolling through the screen. | Tech needs to change the value of C553 from .33 @ 200 vdc to .47 @ 250 vdc part number 1-117-667-71. This improve the linearity in that are of the screen | Muller |
| Sony | KV36XBR250 AA-2W | 16X9 mode | Customers DVD player always plays back in 16X9 mode. Customer has JVC DVD player. Disc plays back in 16:9 customer selects 4X3 mode on their DVD player but TV stills displays 16X9. The JVC DVD player puts out ID signal even when no 16X9 is available. When the Sony TV detects this special ID signal it automatically puts the TV in to the 16X9 mode. Compression Mode. Customer must now select modes manually on their DVD player. | This auto feature can be turned off but only in the Service Mode. Change ID7 from 9 to 8. This is the No Auto V. Customer must now select modes manually on their DVD player. | Muller |
| Sony | KV36XBR200 AA-2H | VERTICAL SWEEP | KV36XBR200 serial 9015396. Unit has insufficient vertical sweep. Also has top vertical foldover. Tech can get into the menu and effectively move the vertical height and centering but it will not illuminate the foldover condition | Tech needs to replace IC561, D561, & C565 | Muller |
| Sony | KV36XBR20 0 AA-2H | vertical | Unit has insufficient vertical sweep. Also has top vertical foldover. Tech can get into the menu and effectively move the vertical height and centering but it will not eliminate the foldover condition. | Tech needs to replace IC561, D561, & C565. Unit had defective Pump up capacitor. C565 | Muller |
| Sony | KV36XBR200 AA-2H | SCREEN TEMPERATURE | KV36XBR200 serial 9016329. On the far extreme left and right side of the screen the picture has a yellow color temperature where it should be white. | When looking at a blue raster at 60 IRE the blue does not have uniform brightness across the screen. The light output is not the same level at the area of the screen where we see the yellow with a 60 IRE white screen. We are not able to adjust the Blue to make it equal in brightness in all areas of the screen.. This is a defective CRT. Customer does not want the set requesting a replacement. Under 30 day | Muller |
| Sony | KV36XBR200 AA-2H | GEOMETRY | KV36XBR200. Serial 9016768. "" Unit has pincushion error o the top of screen. Area around the extreme edges of the fields do not have straight lines. Horizontal lines have a shoulder roll off. Tech ordered Yoke specific to bulletin # 387 , but received the complete CRT. I held off replacing the CRT due to three of these have been changed so far with no changes in the symptom "" | Bulletin 387 did not mention a THL plate which needed to be adjusted was in the old deflection yoke. After following the new bulletin 387R1 we were able converge the set. Also the new tube needed 3 magnetic on the bell of the tube to correct a purity error and converge the lower right hand corner. | Muller |
| Sony | KV36XBR200 AA-2H | GEOMETRY | KV36XBR200 Picture is tilted. There is insufficient range in the tilt adjustment | Use part number out of bulletin 379 for the pix tilt correction coil. | Muller |
| Sony | KV36XBR20 0 AA-2H | FOCUS | KV36XBR200 serial 9023068Out of focus on the extreme horizontal edges of the screen. The last 3 inches have a noticeable focus error | CRT...Attempting to move the focus control does not cause the area on the outside of the CRT to change focus. Unit may have Bad CRT. | Muller |
| Sony | KV36XBR200 AA-2H | arcing | KV36XBR200 Unit has an intermittent arc over that will shut down the television. | The best way to tell if the arcing is related to the HV lead which may be breaking down is to use a high voltage probe. Connect the ground to the CRT ground and run the tip of the high voltage probe over all high voltage connections & wires. If an arc is drawn to the probe tip this would mean that a break down in the insulation has occurred. This test revealed a break down in the High voltage connection at the High Voltage anode button. The silicone sealant did not seal between the HV button and HV cup. Cleaning the area around the anode button, replacing the anode cap and resealing the connection with high voltage silicone sealant. | Muller |
| Sony | KV32FV1 AA2H | tuning | KV32FV1 serial 9002390 Main tuner will not tune any channels but the PIP tuner is fine. Tuner was changed without any change in the symptom. Set just displays snow on all channel from the main tuner and the OSD for main channel display is normal. | I had tech check the B+ on the tuner that are stamped on the board. The 9, 30 & 5 volts are normal. The SCL line is only 2 volts and the SDA line is 4.6. The SCL line is the trouble. Tech did not have an oscilloscope but since the SCL line for this tuner is the same for the PIP tuner we concluded the CPU was not at fault. There appeared to be an open between the SCL of the main tuner and CN1101(6). Since the traces on the CBA are so thin the and no cracks in the board material could be seen the decision was to install a small jumper wire between these two points. This corrected the | Muller |
| Sony | KV32FV1 AA2H | remote | Unit does not operate with remote control. Front panel controls are operating OK. | Unit has ""0"" volts on the output of the IR receiver IC2001(1) This should be 5 volts as long as it is not receiving data. Customer has an RCA DVD player connected using the S-video input and the S-Link too. Sony's S-Link is not compatible with RCA's G-Link input used to control operational functions. Disconnect the S-link / G-link connections and restored operations. "" | Muller |
| Sony | KV32FV1 AA2H | remote | KV32FV1 Unit does not operate with remote control. Front panel controls are operating OK | Unit has ""0"" volts on the output of the IR receiver IC2001(1) This should be 5 volts as long as it is not receiving data. Customer has an RCA DVD player connected using the S-video input and the S-Link too. Sony's S-Link is not compatible with RCA's G-Link input used to control operational functions. Disconnect the S-link / G-link connections and restored operations "" | Muller |