GE LOGIQ E9 Service Manual page 163

GE
D 5573152-100, R
IRECTION
5-7-2-1 General description (cont'd)
Figure 5-17 Power Supply Block Diagram - R4 and earlier
USB MAIN POWER
SUPPLY TO BEP (J4)
TO XYZ
CONTROLLER (48V)
USB CABLE
4 D CONTROLLER (J28)
. 2
EV
A
TO
PRINTERS
H
I
BB
TO BEP (J1)
Chapter 5 Components and Functions (Theory)
MAIN POWER SUPPLY
POWER
FACTOR
CORRECTION
ISOLATION
AND
120VAC
DC HEAD
INVERTER
CONTROL
DC-DC
CONVERTERS
4D MOTOR
CNTRL
H-BRIDGE
LOGIQ E9 S
ERVICE
DC VOLTAGES ->
FEP'S MOTHERBOARD ->
FEP'S BOARDS
(X2 = P4 on MPS)
TX POWER to
FEP MOTHERBOARD to
RELAY CARD
(X1 = P3 on MPS)
M
ANUAL
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