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TROUBLESHOOTING & REPAIR
F-17 F-17
INVERTEC STT
ELECTRIC SHOCK can kill.
• With input power ON,
there are high voltages
inside the machine. Do
not reach into the
machine or touch any
internal part.
15. Apply the correct input power and carefully
test for the correct primary voltages at plug
J21. See Table F.1.
16. If the correct AC input voltages are applied
to the primary windings and any or all of the
secondary voltages are missing or not cor-
rect, the T1 auxiliary transformer may be
faulty.
17. After all tests are complete, reconnect plugs
J30 and J31.
18. Install the case wraparound cover.
T1 AUXILIARY TRANSFORMER TEST (continued)
WARNING