IBM 3277 Troubleshooting Manual page 53

Display station models 1 and 2
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Sh ••
t
23
• Remove regulator card.
• Change fuse.
• Turn power on for 10
sec, then off.
• Check F3 again.
Change ferro tronsformer
(Mod 1, 5.3.2.6,
5.3.2.7)
(Iv'tod
2, 5.3.2.8,
5.3.2."
_ _
---1
Change ferro transformer
(Mod I,
5.3.2.6,
5.3.2.7)
(Mod
2,5.3.2.8,
5.3.2.9)
V.s
Diagram 4-1. Display Station Troubleshooting Diagrams (Sheet 24 of 29)
4-26
No
No
• Change fuse.
• Disconnect analog
power plug.
• Turn power on.
• Measure
+
8V .
Ves
Chonge PC board
(5.3.2. 11.
Ves
• Change onalog card
(Mod 1,5.3.3.3
Mod 2, 5.3.3.4\
• Power on and adjust
(5.2.11.

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