Repair Help   Device Problem Issue Computers and Laptops No power, no charge to battery power supply, bad DC plug ,dead motherboard No picture on the screen invertor board, videocard,bad flex  cable (ribbon wire), blown  capacitors on the mainboard Windows doesn't start hard drive, bad ram  memory, bad processor stop working  after   10  - 15 min cleaning service , needs  new  heat sinking  compound CD and DVD Players (Home, Car, Portable Any Design, Any Brand) Frizzing picture, no video video processor, voltage regulators No power, no display fuse, power supply ''No disc'' message, skipping, stops working after a while bad laser pick-up,laser assembly , needs cleaning service,bad spinning motor  ,damaged  plastic  holders  in  mechanical  unit No sound Sound output IC LCD TV No power fuse, power supply,  main  board No channels, bad reception tuner ,bad cable plug Vertical lines on the picture I/O board, power supply, bad LCD  screen Dark screen but has sound invertor board, power supply, video control board,bad luminiscent  bulbs (one  or  all) blue screen only ,has  sound lcd  control board ,main  video  board no sound  a/v  control  board ,sound output  IC, damaged  headphone  plug.  noisy  sound power  supply turned off  after  10-  15  min power  supply horizontal  lines  on  screen bad  screen slow  motion  picture  on part  of  the  screen lcd  screen turn  on and  then shuts  down in  3-5  sec ccfl  lamps invertor  board  blue  screen  no  sound eeprom  lost   data main  board DLP TV (LCD Projection) No power Fuse, power supply, microprocessor No picture, flashing red light on front panel bad lamp, ballast board, cooling fan, protection sensors,open back cover Discoloration on the picture, color spot on image bad light engine only no color  bad color wheel humming sound but tv works  fine  bad  color wheel Plasma TV No stand-by light, no power fuses, power supply, not working cooling fan No picture but has sound power supply, X or Y sustain board, bad screen (PDP panel), logic board,buffer  boards Vertical or horizontal lines on the picture X or Y drivers, buffer board, bad PDP panel (screen) ,bad  logic contol board Negative image Y sustain board Stops working after a while bad connections, power supply, internal components overheating,  cooling fans,  leaking capacitors, timer is  on, Bright pixels on the screen power supply (adjustment) ,y sustain board, poor connections dark pixels on  image Y  sustain  ,bad  SMD capacitors dark lines  verticaly  comes  and goes after while PDP panel  ,bad  connections hard  to  turn  on power  supply turn off  after 10-20 min power  supply PROJECTION         TV no  power fuse , power supply  ,shorted  circuit  no  video   has  sound power  supply  ,vertical  ic , flyback  transformer ,high  voltage  circuit  shorted missing  one  of  the  colors one  of  the  picture  tube ,video  board ,crt  board one  horizontal line bad  vertical  IC 3d  image bad  convergence  control  board pop  sound high  voltage  circuit magic  focus  not  working convergence  control  board Video Projectors Stops working after 5-10 minutes cooling fan or needs cleaning service No video, Dark circles on the picture ballast board, bad lamp, bad light engine Microwaves All problems bad fuse, overheating sensors, magnetron,high voltage diode,door switches Camcorders All mechanical part, bad fuses, DC plug, image sensor. Just too many to list.