Samsung KCT52A, Training Manual

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KCT52A Chassis
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SAMSUNG GROUP
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TOC
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IC Pin Voltage & Waveforms
IC852 Pin Voltage & Waveform
Pin No Stand-by Power On
1 37 V 129 V
2 10.8 V 12.5 V
IC802 Pin Voltage & Waveform
Pin No Stand-by Power On
1 11.4 V 12.2 V
2 13.1 V 13.7 V
3 2.9 V 3 V
4 0 V 3.8 V
6 4.7 V 4.7 V
8 0 V 8 V
9 5 V 5 V
Output2 (Pin 8) is disabled if Pin 4 is less than 0.8 V.
The /Reset (Pin 6) goes low if output1(Pin 9) is less
than 4.85 V, and goes high if Pin 9 is higher than 4.9 V.
The cap. C810 connected to Pin 3 determines delay
time (Td) of /Rest Pin going high or low.
HC853 Pin Voltage & Waveform
Pin No Stand-by Power On
1 12.9 V 13.7 V
2 0.6 V 11.8 V
4 0 V 3.8 V