Panoramic PC-1000, Service Manual

Page: 13 / 94

13
© Copyright 2008 Panoramic Corporation
PC-1000 Installation
Perform mA Calibration
1. Disconnect the yellow wire, 1-pin molex
connector in the overhead chassis.
2. Connect a DC milliammeter in series with
the molex connectors, positive lead to the
male connector, negative lead to the female
connector.
3. Power the machine on.
4. Using the function switch on the control panel,
select PANORAMIC L or PANORAMIC R.
5. Using the kVp setting knob on the control
panel, set the kVp meter to 80 kVp on the
PANORAMIC scale.
6. Toggle the RUN/STOP switch on the printed
circuit board in the overhead chassis to STOP.
7. Locate the mA adjustment knob P1 in the
overhead chassis.
CAUTION: X-rays will be emitted when the
exposure switch is depressed.
8. Depress the exposure switch.
9. The milliammeter should show 6.0 mA
±
.05
mA. If it does not:
A. Adjust P1 clockwise (CW) to increase the
mA until the milliammeter shows 6.0 mA
±
.05 mA.
OR
B. Adjust P1 counterclockwise (CCW) to
decrease the mA until the milliammeter
shows 6.0 mA
±
.05 mA.
Note: Contact Panoramic Corporation if the mA
cannot be set to 6.0 mA
±
.05 mA.
10. Disconnect the milliammeter.
11. Reconnect the yellow wire, 1-pin molex
connectors.
12. Toggle the RUN/STOP switch on the printed
circuit board in the overhead chassis to RUN.