HP Color LaserJet 9500 Service Manual - Page 77
controller electronics. The power supply is also activated when the controller PCA is set
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8-bin mailbox A universal power supply is activated when the MFP or printer power switch is turned on. The MFP or printer paper-handling controller sends a power-on signal to the power supply through the controller PCB. The power-supply circuit provides +24 V for motors and +5 V for sensors and controller electronics. The power supply is also activated when the controller PCA is set to service mode. ENWW Chapter 5 Theory of operation 75
ENWW
Chapter 5 Theory of operation
75
8-bin mailbox
A universal power supply is activated when the MFP or printer power switch is turned on. The
MFP or printer paper-handling controller sends a power-on signal to the power supply through
the controller PCB. The power-supply circuit provides +24 V for motors and +5 V for sensors and
controller electronics. The power supply is also activated when the controller PCA is set to
service mode.