
3-2
CSP-5000E
CSPK-5000E
[CHART 1]
*1 Be sure to check the two switching regulators
No AC mains
(System controller)
Verify
that the power supply
cord is plugged in
correctly
Verify
that the AC main voltage
is as specified
Verify
that the AC main voltage
is fed to the switching
regulator
Remove CN133 and 134
from the MB-596 board
Verify that
the LED on the switching
regulator lights
*
1
The power supply load may be
short-circuited. Check the load
Plug in the power supply
cord correctly
Verify that
the LED on the front
panel lights
Feed the AC mains
as specified
Verify that
the LED on the front panel
lights
Verify that harness and
connectors are in good shape
The switching regulator is
out of order. Replace it
End
[Equipment] VOM
NO
YES
NO
NO
YES
NO
NO
YES
NO
YES
YES
YES