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• Turn power off .
• Change
analog cord
Mod
1,5.3.3.3
Mod 2, 5.3.3.4
• Power on and adjust
(5.2.1 ).
Check voltoge at BIAI
P3-2
while turning Brightne ..
control from maximum to
mini .... um. (Oiog
7-12)
• Turn power off •
• Change control
(5.3.3.5).
• Verify repair.
(~.
•
Turn brig
clockwise •
mwcin'1um
•
TUln contrast maxirnufT'
•
Turn power off.
•
Model 1 - Change orc-
suppression board. (Diog 7-3).
•
Model
2 -
Change VOltage
distribution boord. (Dioq 7-61.
•
Verily repair.
• T
urn power off .
• Change analog cord
(Moo I, 5.3.3.3.
Mod
2,5.3.3.4)
•
Power On ono odivst
(5.2.1).
Diagram 4-1. Display Station Troublnhooting Diagrams (Sheet 5 of 29)
CheCk vo"oge
Q'
C k2B
....,~ile tur~in9
B.
ight"'lE!''!t5
control
f ..
o,.... ",0)(1"...:,. ...... to
• Turn power off.
• Change con'rol
5.3.3.61.
• Verd y repair.
• Remove left cover.
• Adjvst Focus using rocus
Contro' 0""
H V
JX)wer
ILlpp',5
2.: 3,
Yes
Checlo vol'age at H\
power
'''ppl
y
pic I.
CheCk
whl .. 0d,u.'ing
~ OCuS potent iometer •
Diog 7-14)
;, .... f)O ......
eo·
oft
•
C~onge H '.
IX>weo
r
'juDP!
y
) 3 2 10
•
'.;~rj~y
fi.
Troubfnhooting Diagrams
4-7
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