Samsung ML-3471ND/XAX Service Manual page 32

SUPPLY
-630 3%
DEV
-430 3%
OPC
-130 15.4%
MHV
-1350¡ 3%
2.2.3.2(b) SMPS (Switching Mode Power Supply)
It is the power source of entire system. It is assembled by an independent module, so it is possible to use for common
use. It is mounted at the side of the set.
It is consisted of the SMPS part, which supplies the DC power for driving the system, and the AC heater control part,
which supplies the power to fuser. SMPS has two output channels. Which are +5V and +24V.
AC Input
- Input Rated Voltage : AC 220V ~ 240V AC 110V ~ 127V
- Input Voltage fluctuating range : AC 198V ~ 264V AC 99V ~ 135V
- Rated Frequency : 50/60 Hz
- Frequency Fluctuating range : 47 ~ 63 Hz
- Input Current : Under 4.0Arms / 2.0Arms (But, the status when e-coil is off or rated voltage is inputted/outputted )
Samsung Electronics
HVPS PBA
HVPS PBA
THV
+1300 3%
-1200
3%
Product specification and feature
Service Manual
2-23