Ac And Dc Power Distribution - Ricoh FT5540 Service Manual

31 August 1989

11. AC AND DC POWER DISTRIBUTION

The illustration on this page shows the electrical power distribution in block form.
AC power (115/220 volts) is supplied from the wall outlet directly to the fusing lamp and the
step-down transformer. The transformer supplies 100 volts ac to the power supply unit, SSR
board, ac drive board, and to one side of the fans, motors, heaters, paper bank, and sorter.
The power supply unit has four dc fuses and one ac fuse.
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