Semp TV Repair: Common Faults and Solutions.
Search: Semp
Results: 2824
Results: 2824
Semp Repair Guide: Common Issues and Fixes
Brand | Model | Fault | Detailed Problem | Solution | By |
---|---|---|---|---|---|
SEMP TOSHIBA | U16 U16 | Str5753 burns without apparent cause | Dz 876 5v6 | Elias2305 | |
SEMP TOSHIBA | U18 U18 | Without the +b voltages from the power supply or some of the 3 low ones | C865 of 1nf | Elias2305 | |
SEMP | TV 2050 MAV U17 | Dark sides | Q 840 altered | Replace | Elias2305 |
SEMP TOSHIBA | TV2998 DS | Mute audio flickering image | Capacitor c449 | GENIVALDO | |
SEMP | 1470E | Inoperative, with humming at the power supply | Shorted flyback | Replace flyback | Heinz |
SEMP | TV1451 NAV U 18 | Turns off after 5 seconds and heats up horizontal output transistor | Changed flyback defect resolved, flyback number is tfb4203aj. | ||
SEMP | 2987 -LEM2 LEM 2 | No horizontal synchronization | Capacitor 1mf 50v no pino 38 ic 501 | elidio | |
SEMP TOSHIBA | 2080E 000 | It works but after two minutes it turns off and beeps | 826 diode completely shorted | higino | |
SEMP TOSHIBA | TV2079FMS | All pink screen, no image and locked to one channel (sound only) | This is a model that always comes to the bench with a lot of cold soldering on its components, mainly cis and power transistors and even varicap selectors. | After resoldering everything, checking operation, if it persists, replace the 24c04 memory, enter service mode and adjust the parameters according to the model and it will be ready! | ELETRONICA ESTUDIER |
SEMP | TV1491JAV U14R | The LED lights up, the system protects, that is, it does not arm | Change the q430 or q405 (transitor c3209) | This email address is being protected from spambots. You need JavaScript enabled to view it. | |
SEMP TOSHIBA | TV 2091 U14 | Horizontal output shorted | Replace of q402, and a change in the horizontal circuit | miguelito | |
SEMP | DVD SD-6072S | Doesn't play anything | Defective spindle motor | Measure impedance with a digital multimeter, the value must be between 8 and 11Ω | |
SEMP | DVD SD-7050 | Doesn't work | Check, c8 on the power supply board, transistors on the mpg 8050 and 8550 board | ||
SEMP TOSHIBA | U9 U9 | 560k r861 changed | Andrade Sequeira | ||
SEMP | 2998 LEM4 | Vertical closing after some time on | C 311 1500pf | luizandradina | |
SEMP TOSHIBA | 2080E | Blue screen, without video and with audio | Check r 282 of 1k | Daniel | |
SEMP TOSHIBA | 2080E | Channels with drizzle | Check r 163 of 5k6 | Daniel | |
SEMP TOSHIBA | TV2996S | Takes time to call | Power supply coupler photo | ||
SEMP TOSHIBA | DVD SD7050S | Dead | Solution: replace resistor (r1) and capacitor (c8) on the power board and the 2 capacitors (c346,c345) | This email address is being protected from spambots. You need JavaScript enabled to view it. | |
SEMP TOSHIBA | 2996 | Problems with tuning | Check c101 |