No Signal In Konka LED TV Repaired

KONKA led tv power supply and mainboard

konka lcd tv no signal

I received this Konka LED TV with the complaint of no signal symptom. The antenna jack was loosen once it was gently pushed by a screw driver (see the photo below) and this had caused the problem.




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How To Repair Stuck DVD Tray In Dell Laptop

how to fix and repair dvd tray stuck

Received dell laptop for repair for DVD not working problem. I have checked the DVD by pressing the eject button light blinks but tray does not come out. I have tried with the pin and by applying more pressure I am able to eject the tray. For more inspection I have decide to remove the DVD unit from the laptop.

dvd tray stuck repair

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Dell 65W Adapter Repaired

how to repair and fix laptop cable adapter

Dell Laptop charger adapter received for repair stating symptom of not working. On inspection I found power out light led is light up but laptop was not detecting the charging mode. On testing the output of the adapter on DC Pin I found “0” Volt instead of 19V Dc.

laptop adapter cable repair

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Intermittent no sound in PC Speaker Repaired

how to fix and repair variable resistor in speaker

I got back this speaker for repair after a long time for the above stated symptom as it gets suddenly soundless (while power light is remain in ON state) no hissing sounds nothing.

speaker intermittent no sound

For further inspection I have opened the unit. On visual inspection everything seems ok. Read More

How To Fix USB Mouse

how to repair and fix usb computer mouse

I have repaired it – without soldering, replacing switches or without cleaning the switches. I have got this Mouse for repair from the friend having shop beside my workshop indicating the symptom none of the switches are working after fall down the mouse.

usb mouse repair

I opened the mouse for repair and I found some plastic part dropped down on the table. So I have stared visual inspection from where this part is belonging to. Read More