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[CHART 4]
No camera pictures
(System controller)
Verify that
picture is available by directly
connecting the camera
to the monitor
YES
Check to see if
no camera picture is available
on particular channels
only
NO
Verify that
the LED on the switching
regulator lights
NO
Remove CN133 and 134
from the MB-596 board
Verify that
the LED on the switching
regulator lights
YES
Verify that
the output voltage is
as specified
YES
The power supply section
on a certain board is out of
order
Verify that the boards are
in good shape
* If only one switching regulator is out of order, the system produces irregular camera
pictures and does not result in "no AC mains" symptom.
CSP-5000E
CSPK-5000E
Make sure that you can switch from cameras to monitors
or vice versa, before going to CHART 4.
[Equipment] Not required
NO
The camera, monitor, and/or
cable are defective
YES
Verify that
YES
the output voltage is
as specified
NO
NO
The switching regulator is
out of order. Replace it
YES
NO
Go to CHART 5
Refer to the manuals for
peripherals in question
3-5
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