Samsung SCX-6555N Service Manual page 53

2.2.4.8 SMPS PBA
It supplies electric power to a Main Board and other boards through a Main Controller by +5V,+24V from
110V/220V power input. It has safety protection modes for over current and load.
• 24V(CON71-1, 3, 4): LSU, OPE, HVPS, DEVE, etc use on all other components except below 24V powers.
• 24VM(CON71-7, 9, 10): Make 24VS for units with regard to safety like a fan.
• 24VO(CON71-13, 15): Option (SCF, Finisher)
• 5V(CON 71-19, 21, 22, 25, 26): It is a source to make all other power, 3.3V and 1.2V used in IC, CPU and
etc.
< General Input/Output Voltage >
1) AC 110V (90V ~ 135V)
2) AC 220V (180V ~ 270V)
3) Input Current: 3.214 [A] (rms)
4) Output Power: 192W/Max.270W
DC 5V: 24W~30W (0.6A ~ 6.0A)
DC 24V: 168W~240W (0A ~ 10A)
Service Manual
CÓPIA NÃO CONTROLADA
Product spec and feature
2-40
CÓPIA NÃO CONTROLADA
Samsung Electronics