25" GE TV model:25GT539,chassis:CTC187AB
run stby
pin 1 -40.1 -27.8 pin 2 -33.3 -22.7 pin 3 hgnd pin 4 -1.54 2.01 pin 5 1.32 pin 6 1.45 1.31 pin 7 -.43 pin 8 0.12 pin 9 0.12 pin 10 nc pin 11 156.5 169.2 pin 12 156.5 169.2 "Sidney" wrote in message om... 25" GE stereo TV model:25GT539,chassis:CTC187AB,year:Oct 97,no power,the power supply does not chirp,pins 11 & 12 of U4101V=STK730-130 have an output,I would like to know the proper standby voltages for U4101V=STK730-130. I checked R4104=1.5 M ohms,1/4 watt supplies start up voltage to U4101V but it was fine,I checked the Q4401=2SD1878 and of course T4301I=horizontal driver transformer for cracked solder. I resoldered tuner which had many cracked grounds,I also checked th EEPROM for activity like VCC,clock and data but all were missing because I assume that the problem lies with a defective U4101V=STK730-130,I need the standby voltages for it. Thanks in advance. |
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