Samsung RF32FM SERIES Service Manual page 60

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TROUBLESHOOTING
SPM FREEWHEELING DIODE VOLTAGE VALUE (F Room Inverter LC3-3A)
V : High-side Control Bias Voltage
BS
V : Bootstrap Diode Voltage
BSD
V : High-side Supply Voltage
CC(HS)
V : Low-side Supply Voltage
CC(LS)
FWD: Free Wheeling Diode
IGBT: Insulated Gate Bipolar mode Transistor
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