Low-Voltage Power-Supply Pca; Figure 1-6 Low-Voltage Power-Supply Pca - HP LASERJET ENTERPRISE M725dn Troubleshooting Manual

Low-voltage power-supply PCA

The low-voltage power supply converts AC power into the DC voltage that product components use.
Figure 1-6
AC input
Rectifying
circuit
The following table shows the specifications for the DC power supply.
ENWW
Low-voltage power-supply PCA
Low-voltage power supply
Power fuse
FU1
Power fuse
FU2
Zerocross
detection
circuit
Power fuse
FU3
+3.3V
generation
circuit
Protection
circuit
+24V
generation
circuit
+3.3VA
+3.3VB
Formatter
+5V
High-voltage power supply
High-voltage
circuit
Fuser circuit
/ZEROX
Power switch
+3.3VA
+3.3VA
+5V
/PSTYP100
generation
circuit
+24VB
RMT_24V
RMT_PFC
Connector PCA
+3.3VA
+3.3VB
DC controller
+24VD
+3.3VA
+3.3VC
+3.3VD
+5V
+24VC
+24VB
Engine control system
Interlock
switch
SW2
+24VC
Interlock
switch
SW1
11