YASKAWA YASNAC i80 Maintenance Manual page 202

For machine tools
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MACHINE CONTROL STATION
6.2
(3)
192
Checking Functions After Replacement
Check that +5V, +12V, and +24V outputs are not
shorted due to overloading.
Apply the first power and second power again and
check that no alarm occurs.
Check that the brightness and contrast of the CRT
are normal.
Check that keys on the control panel can be
operated and the buzzer sounds.
(Cent'd)

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