Short-circuit bar
(mA+ and mA-) attached to
terminal block XI
on X CONT?
NO
Attach short-circuit bar.
YES
C
CP1
Check CP13 (RMA) and
1 (TMA) on X CONT.
YES
RMA abnormal?
Or both normal?
X CONT or NEXSC PCB is
abnormal.
Replace them in turn.
Only TMA is abnormal.
NO
YES
reakage or poo
ontact in cable JFB betwee
high voltage transformer
and X
cow?
YES
NO
No
power
normal
C) High voltage transformer may
be defective
0 X-ray tube filament may be
broken.
F3 should be defective.
There may be short circuit
in any place.Check below.
1.
C and CL
(Filament and Filament trans)
2.
X,Y,Z
3.
MUX CHARGE 04A
4.INVERTER UNIT
5. Collimator lump
8
7-2.10 F23 (NO MA)
The measured tube current is approximately 10 mA or less
(detected by software, at 20ms after
exposure and at each 100ms )
X-ray tube filament check method
Remove the collimator. Look into the X-ray tube from the X-ray tube irradiation port, and check whether the
filament is lit in the ready status. Make sure to use lead glass, etc. for protection against radiation.
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