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Sheet
23
•
Turn power off.
•
Reconnect plug PI from PC board.
•
Remove plug P3 from analog card.
•
Change f .....
•
Turn power on for about I minute,
then off.
•
Check flMe F 1 in primary paw.r
box.
No
•
Replace plug
P3
on analog card.
•
Remove lines supplying +5,
-+6,
+~,
and -12 to logic gate. (See FEALD
logic page YAOll for connectors.)
•
DO NO T
remove plug
P2
from
low-voltage PC board.
•
Change fuse.
•
Turn power on for about 1 minute,
then off.
• Use
wiring diagram
Y AO
11 to locate short
in wiring
10
logic
gote, or ilOlate
10
logic card(s) by
removing all cards
from gate.
•
If nat in wiring or
cards, change
logic board.
Yes
Change PC
board
(5.3.2.1)
•
Replace plug
P3
on analog cord.
e Remove push-an connector to
pin 5 of HV power IUpply
(+~V).
e Tum pawer on for about
1
minute,
then off.
•
Change analog card.
(Mod
1,
5.3.3.3
Mad 2, 5.3.3.4)
•
R~place
push-an connector
to pin 5 HV pawer supply.
e
Power on and adlUlt.
(5.2.ll
No
Diagram 4-1. Display Station Troubleshooting Diagrams (Sheet 25 of 29)
Change HV
pawer
suppl
y
(5.3.2.10)
Troubleshooting 0 iagrams
4-27
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