Low-voltage power supply Figure 1-5 Low-voltage power supply AC input ENWW Engine control system 7 DC controller Fuse FU901 Fuser control circuit Fuse FU801 Fuser power supply Rectifying circuit Power switch PWSV SW801 +24V +24VR +24V REM24V generation control circuit +24VA circuit +24VA Power switch +3.3V +3.3VA +3.3VA control circuit generation circuit VCTRLOFF Protection +3.3V +3.3VB circuit control circuit +3.3VC Formatter Low-voltage power supply Rectifying circuit +24V +24VR +24V generation control circuit circuit +3.3V generation circuit Protection +3.3V circuit control circuit Low-voltage power supply Re c ctify ircu ing it