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Cause
Check
common - ground (The
control circuit common is
the OM terminal of the
terminal board TBl on the
SF-CA card.)
control circuit common
(between each terminal of
the main circuit and OM
terminal)
(Note) The insulation resist-
ance should be 20MR or
more.
(See Appendixes l-l and 6(l).)
1 Troubleshooting
1.3 Checking method and
remedy of trouble
Remedy
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