Power Supply Unit; Power Supply Circuit Block Diagram - Epson EMP-TW1000 Service Manual

2.5 Power Supply Unit

The Power Supply Unit contains the power supply filter and the AC cord socket.
Power Supply Unit

2.5.1 Power Supply Circuit Block Diagram

AC Input
AC100-240V
Ballast output
170W
DC output
to CN4000
on MA board
Fuse:
EMI filter circuit:
SEIKO EPSON
EMP-TW1000
Figure 2-12. Power Supply Unit
EMI Filter
Secondary Power Supply
Figure 2-13. Power Supply Circuit Block Diagram
Protects the power supply and internal circuitry from overcurrent on
the AC supply line.
Eliminates interference from the AC power supply input.
2-11
Cable AC
EMI Filter
The First Power Supply
Smoothing/Control circuits
Revision:A