Maintenance
4-35
7
1
2
3
4
5
DC POWER SUPPLY FAULT
OPERATOR(S)
• 1 operator
TOOL(S)
• 1 multimeter
SHEET
A-4
No
Set the "I/O" switch
(item 9) to "I".
Replace the primary
converter (Sheet E-8).
Is the primary
converter's "I/O"
switch (item 9) to "I"?
Yes
DC power supply fault
("PWR IN" and "PWR
OUT LED" (Plate 6.IV,
or "FAULT" LED
(item 7) lit).
No
Connect the DC
female connector and
DC cables correctly
(Plate 6.VII, items 8
and 9).
DC female connector
and DC cables
(Plate 6.VII, items 8
and 9) correctly
connected?
Yes
No
Replace the DC
cable(s) (Sheet E-1).
DC cables
(Plate 6.VII, items 8
and 9) correct?
Yes
No
Change the DC
câble fuses
(Sheet E-2).
DC cable fuses
correct?
Yes
