Samsung Repair Tips
Search: samsung
Results: 3801
Results: 3801
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SAMSUNG |
LE32B350F1
|
Lights up by itself. when it's cold it takes a while to turn on | 1000µf capacitors on the 5v line defective | Put new ones | |
| SAMSUNG |
UE55HU7100S
|
Without image, with sound and with the LEDs on | Problem with t-con. cd11 short | 10µf/63v can be used to replace CD11 | Matias |
| SAMSUNG |
UE40H6200
|
Does not light up, the LED blinks. low voltage 390v (+/- 320v). 15v is missing on pin 8 of the icp801. | Transistor qm821 (zg) or (7cw) with leakage | ||
| SAMSUNG |
UE55MU6105K
|
The LEDs turn on and off but no image | Bad contacts in the flats | ||
| SAMSUNG |
UE40D6510
|
The TV doesn't start and keeps restarting. | Reflow the mainboard | ||
| SAMSUNG |
LN32A450C1
|
It turns on standby and does not turn on via the button or control, it flashes briefly but does not turn on. | Secondary power supply with capacitor cb852 (1000uf x 25v) swollen and some cold soldering. | This capacitor had already been replaced previously, perhaps a chronic defect, so I added a 35v capacitor just in case. | PIXEL ASSIST |
| SAMSUNG |
LE37S73BD
|
You lose the tuned and memorized channels. when turned on, it searches the channels again, | Defect in eeprom ic3004(m24c32-wmn6tp). defect possibly due to ripple voltages from the power supply, | Check power supply voltages and capacitors. reprogram eeprom | Pascual |
| SAMSUNG |
UE46F5000AW
|
Does not light up, restarting and never turning on | See cold welding in the power supply choper | Edson SP | |
| SAMSUNG |
SYNCMASTER 540N
|
Turns on but no image appears, just standby light on | Shorted smd capacitor c614 | Changing the capacitor, remove it from the board and turn it on, if the image appears, replace it with another equivalent. | MaskarenzzO |
| SAMSUNG CURVADA |
UN49K6500AG
|
Burnt out LED bus. | High LED current with 91.2v and 500ma | Replace the LED bar (side) and replace the resistor (r9873) from 0.56r to 1r, the current drops to 88.2v and 220ma. Note: this model tends to burn out the LED bus and also the diffuser acrylic. | Evando Viana |
| SAMSUNG |
LE40R86WD
|
When it heats up the image goes out. Sometimes it turns off, locks or freezes the screen. | Defective power supply capacitors, especially the electrolytic ones inside the oscillator ci cage | Edson SP | |
| SAMSUNG |
UE32C5700QSXZG
|
TV only turns on after several attempts and insisting on the control button | Power supply ok. ic203(z1031ai) with excessive heating | Cardozo | |
| SAMSUNG |
UE46ES8000
|
Frozen images appear, with mixed colors, the TV turns off, it appears to be the LCD panel | Oxidized power connectors | Cardozo | |
| SAMSUNG |
UN50NU7100G
|
Backlight keeps turning on and off, no image | I isolated some tracks from the lower lvds cable on the main board. got the perfect image. good luck to everyone! | Eletrônica Cecé. Brumadinho MG | |
| SAMSUNG |
LE40R74BDX
|
Does not have backlight | All voltages are good except those in the final stage of the inverter, ic804 (fan7382) defective. | Replace ic804 | |
| SAMSUNG |
UN50RU7100
|
LED current reduction | Alter resistor r9101 for 4.7r | reginaldo moronte,eletronica junior caldas novas | |
| SAMSUNG |
UE55KU6100
|
Does not work, does not turn on standby LED | Voltage of 13v with +/- 9v. Defective solders on capacitors c245, c247, c248 and c280 | Re-weld the affected lines | |
| SAMSUNG |
UE55H6200AW
|
Turns on, backlight comes on but tsound is no image. | Fault in the LCD panel, tsound is a short or leak in the panel capacitors. | Check all capacitors connected to the power supply line, especially the 22µf capacitor at the end of the line | ERP-ASSIST |
| SAMSUNG |
UE32J5200
|
Image with poor colors without the possibility of adjustment | R5_gain in incorrect service menu with no possibility of correction | Rewrite memory 24c256 | ERP-ASSIST |
| SAMSUNG |
LT24B301EW
|
Stand-by light flashing, does not start | At power supply, 1200µf/10v capacitor disabled | ERP-ASSIST |