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Normal Condition - Fritz Gegauf BERNINA 1230 Service Manual

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What is to be tested
What to adjust
Normal condition
Connection of print S-1230 to print 1230
- Take out mains plug.
to print 1230
a) Disconnect connectors
from print
Flat cord 5 pol, red connectors
L- and S-4200
Flat cord 4 pol, green connectors
b) Check on the upper side of the
connectors with a circuit tester or
ohmmeter that each wire is
continuous.
c) Test every wire as described in b).
/
--
- High pitched tone! Cord ok.
- Ohmmeter shows a small resitance,
cord ok.
Important: If there is no high pitched tone, or the display of the ohmmeter wavers or
shows infinite resistance, then the cord is defective. Replace connection.

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