Sony klv-40r352E Sound mute Sony klv-40r352E This set came to the workshop for repair. It had no sound. The picture, etc. were all perfect. When I opened it and started fault finding, the audio IC BD28623MUV was getting VCC 19 voltage The audio source signals were also fine.They were reaching the System IC perfectly. I […]
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Klv-48W652D Backlight issue Sony LED TV model no klv-48W652D came to the workshop for repair, customer said that sometimes the picture comes and never comes, the sound keeps coming, after checking the set, its backlight is off, the backlight strips are fine. There was a fault in its backlight driver circuit, pin no 34 of
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Kdl-55W800C no display fault Sony model Kdl-55W800C set came to the workshop for repair, its image was not coming,I opened the set and started fault finding, then it was found that its panel is faulty,the gate drive ckl 3 and ckl 2 of this panel.Checked,they were showing shortage between each other,I cut these tracks,then the
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Sony klv-40bx350 5 blinks The Sony LED TV model KLV-40BX350 was brought in for repair due to a 5 blink error. Upon inspection, the main board and panel appeared fine, indicating the fault was in the panel. Testing revealed no DT to DC voltage and resistance issues near IC2. Two conductor coils were found to
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KLV 40W652D 5V Stage Repair Step by Step Fault Fix When this Sony KLV-40W652D Dead TV Repair Fix unit came to the bench, it was in a completely dead condition. There was no red light indication at all, and the set was totally unresponsive from the front panel. Initially the fault looked like a full
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sony-klv-40W652D-sound-is-muted A customer reported that their Sony KLV-40W652D LED TV had intermittent sound issues. The sound amplifier IC BD28623 was checked, revealing a 19-volt VCC voltage. Further inspection of the circuit showed four pins connected to the system IC with 100 Ω resistance; pin 5 was identified as the error point. The gain control on
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PS42P430A1 snow type distortion A plasma TV came to me for repair, a Samsung model PS42P430A1,which had a fault that the picture showed snow type distortion repeatedly, opened the set and checked, its VA, VS voltages were 0k, investigated the fault. So the Y board was the faulty. I checked the parts of the Y
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Tcl 32p11E dead solution A TCL model Tcl 32p11E was brought in for repair as it was completely dead with no pilot light. Upon inspection, the mains supply showed twelve volts, but the necessary two volts was not being produced due to a defective buck converter IC (U803). After confirming that the voltage divider resistors
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klv 32ex300 panel issue solve A Sony KLV-32EX300 model arrived for repair due to a display issue. Upon inspection, I discovered a fault in the panel, specifically in the scalar strip. The DC to DC IC was functioning correctly, and all voltages and LVDS signals were normal. However, I identified that the scalar strip R56
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