Marantz NR1605/U1B Service Manual page 93

Operation waveform for each part
A
After primary side rectification
(Caution: High voltage, electric shock)
OPTION
OPTION
OPTION
OPTION
SMPS unit
(Unloaded)
A
Set
A
Primary drain
(Caution: High voltage, electric shock)
OPTION
OPTION
OPTION
B
B
93
B
¡Ü
¡Ü ¡Ü
¡Ü
C
After secondary rectifications
BKT4142
C
C