GE Vivid E9, Service Manual

Page: 272 / 802

GE H
EALTHCARE
D
IRECTION
GA091568, R
EVISION
5 VIVID E9 S
ERVICE
M
ANUAL
5 - 82 Section 5-10 - Power distribution
5-10-3 Power Up Sequence Description
5-10-3-1 Overview
The Power Up Sequence can be divided in the following steps:
1.) Connect the mains power to the VIVID E9 and switch AC Breaker to ON position.
2.) Press the ON button on the Operator Panel.
3.) BEP (and system) power-up.
5-10-3-2 AC Breaker to ON position
Connect the mains power to the VIVID E9 and switch AC Breaker to ON position:
• The fans inside the Main Power Supply starts on a high speed and then settle to a lower speed.
• +5V_STB (+5V DC Standby) power to BEP is turned on. It also gives power to the ON/OFF switch
on the OP so it can be used.
Figure 5-59 AC Breaker turned ON
100 - 230 VAC
AC POWER
BREAKER
FILTER /
INRUSH LIMIT
IEC SHIELD
DC/DC
+5V_STB
SINEWAVE
GENERATOR
DC
DC
115 VAC
CONVERTERS
USB
uP
+48V
BEP &
B/W
PRINTER
MOTOR
CONTROLLER
TX1 TX2
FEP +24V, +/-15V, +11V, +/-6V
FEP +/-100V (2x)
USB FROM BEP
AC_FAIL_N
ECT_SYNC
PSON_N
48V_OK
BEP
Main Power Supply