my tv tries to turn on but shuts right back off SMPS circuit problem Check the SMPS . Replace opto couplers. Do not switch ON TV without opto coupler in circuit. SMPS will go out of control and the + ...
...the damage is going to be huge and expensive.So start by checking the power supply which is the SMPS unit. please check this link below for
Question about DP42849 42 in. HDTV
...back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the ...
smps output voltage is gradually increasing SMPS failed due to burning of output Transistor. Replaced one BUT11 AF and the SMPS is working But the out put voltage is gradually increasing Check and ...
Question about DP42849 42 in. HDTV
...back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the ...
...back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the ...
Question about 42 in. LCD TV
...back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the ...
...back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the ...
...back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the ...
...back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the ...
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