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Sony Repair Tips




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Search: sony
Results: 20073
Make Model Symptom Problem Solution By
SONY KV20S10
No picture, re soldered the socket on the "c" board. Picture disappears after tv is on for 1 minute.
SONY KV20M10
Lines across screen, replaced ic501 Distorted lines across middle of screen.
SONY KV2084R
Intermittent vertical, re soldered open ground by if shield Intermittent vertical deflection. very sensitive to tappingof the a board.
SONY KV13VM20
Cassette stuck, re soldered ic102 & 103 replaced fr1805 Unit came with cassette stuck inside, 17 volts missing at pbt-3/pin 2, fr1805 was open due to loose connection at ic101.also check ic102, 103.
SONY KV13VM20
Picture dark. color quality poor, replaced dl-1202 Picture displays chroma only, with no luminance. found nosignal on ic-1501/pins 23 & 45. composite video ok on connectorp-1503/pin 7.Ωeter check of delay line manifested a short to ground.
SONY KV13TR24
Intermittent picture, re-soldered the if block Unit came back as a cr after having tuner replaced. removedthe if block and checked solder joints. found ring cracks around the pins of the pll transformer. very unusual for this if block.
SONY KV13M10
Unit intermittent turn off itself, replaced crt After awhile unit turns off itself, not shut down. hit powerbutton it works again.
SONY KV13M10
No power, replace q 601/602 and r606 on main board Tv won't turn on.
SONY KV13M10
Snowy picture, replaced tuner After two minutes the picture becomes snowy.
SONY KPR36XBR
What is the impedance and wattage of the speakers
SONY KP61XBR38
Dead, replaced d623 Unit dead, no 12v standby t608 gets hot. d623 shorted.
SONY KP53XBR35
No picture, replaced hv resistor block No picture traced to hv block assy and resistor r742, onthe cg board.
SONY KP46V15
No picture, replaced q733 on green "c" board Unit had no picture and stadby light on front panelflashing. suspected unit was in ik blanking. while troubleshooting unitdiscovered 3 volt ik pulse on video input to green c board. blue and redvideo inputs had 1.5 volts pulse, normal. none of vide
SONY KP46S55
No video or audio from tuner, cracked m board The function of channel up/down is not working. using direct access, it was possible to display a channel number, but there was only snow(no pix or sound). however, video line input worked ok and this symptom was affect
SONY KP41V15
No power due to leaky d612 on g board Unit would not turn on. technician removed transformer t608, and check it. because it was getting hot. however, this transformer has no problrem. i discovered there was 1 volt on pin 3 of ic602.
SONY APMX4
What is the impedance and wattage of the speakers
SONY SPPA5000
No disconnection with b & k telephone analyzer Answering machine will not disconnect with b & k telephoneanalyzer. the unit works fine with normal telephone line.we would like to have the information on vox circuit. -hq comments: this unit will not disconnect with the b&k telephoneanalyzer becaus
SONY CMH333
Poor or no reception (checks o.k. on tester) Customer complains of poor or no reception. however unitchecks o.k. on cellular tester. it is due to poor antenna contact as whenthe unit is checked with cellular tester, the phone's antenna contact isout of the circuit and the external antenna terminal
SONY CMH333
No audio - glue receiver lead to cover No audio on ear piece.
SONY GDM20SE1
No operation, center light on, pwr save blinking,q511 failed No operation, has high voltage but no picture, center lightworks power saving light is blinking.