Appendix B Calibration (DiRex System)
Revision W HF Series X-ray Generators - Service Manual
B-34 Quantum Medical Imaging, LLC
2. If using a mAs meter, remove two (2) green/yellow wires marked "MAS
METER", connected to A17P1-9 and A17P1-10, from the ground stud on
top of the H.V. Transformer (see Figure B-22). Connect the mAs meter in
series between removed wires. (
Important: These wires must be re-con-
nected when finished calibration.
)
Figure B-22. MAS Meter Connection
MAS METER
GREEN/YELLOW
WIRES (2X)
MAS METER
LEADS
HIGH VOLTAGE
TANK A17
(AY20-031 or
AY20-032)
GENERATOR CABINET
(PCB DOOR OPEN)
MAS METER CONNECTION
WIRES (2X)
H.V. TANK
(TOP VIEW)
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