![](/images/backgrounds/286708/hp-lj-1100-users-manual-549199139x1.png)
HP LaserJet 4100 Series printer
AC/DC power distribution
In this circuit, the AC power input from the power receptacle is converted into DC power. The DC power is supplied to the loads.
The AC power is supplied to the
The AC power is converted into +24 VDC, +5 VDC, and +3.3 VDC in the circuit. The +24 VDC is supplied to the main motor, scanner motor, solenoids, clutches, and to the
The +24 VDC is divided into +24 VA, which is constantly supplied from the
when the interlock switch (SW101) is turned off by opening the top 3 cover. The +24 VB is supplied to the
on the engine controller board and relay (RL102). It also functions as a
EN | AC and DC power distribution 137 |