System Not Booting Up - GE LOGIQ E9 Service Manual

D 5180483-100, R
IRECTION
7-9-4-1

System not Booting Up

NOTE: Reset the rear panel Main Power Switch in order to de-energize the Main Power Supply before
removing or installing any board or modifying the system
Table 7-51
No Amber light on - ON/OFF
button
PROPRIETARY TO GE
. 7
EV
System not booting up
Symptom
Check DS6 5V Standby on EPS
Check DS5 48V OK (BEP Door)
Check LED on BEP PS 5Vstb
Chapter 7 Diagnostics/Troubleshooting
.
Task / Conclusion
(BEP Door)
Check DS3 5Vstby BEP
(BEP Door)
LOGIQ E9 P
ROPRIETARY
If LED is ON, Main PS is ok for 5Vstby.
If OFF, Main PS may be defective.
If ON, EPS is passing 5Vstby to BEP PS.
If OFF, EPS may be defective.
If ON, Main PS is ok for 48V.
If OFF, check cable J1 that connects to the
Main PS. If the cable is connected, the Main
PS may be defective.
If ON, check the main cable from the BEP I/O
(J22) to the Operator Panel.
If OFF, short pin 12 to 24 momentarily (see:
BEP Cover Label) on the Test Connector of
the BEP I/O Board to by-pass the ON/OFF
button.
If that still does not turn on the BEP, unplug
J22 and try again. The BEP PS may be
defective.
If BEP turns ON, replace the cable and/or ON/
OFF button and/or OP Panel.
S M
ERVICE ANUAL
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