GE Healthcare
Senographe DS
Revision 1
Service Information and Procedures Class A 2385072-16-8EN
Job Card CAL A001 - Heater Current Scale Factor
Page no. 1653
Chapter 9
JC-CAL-A-001.fm
rent for the two points (4.0 and 5.0 A) should become increasingly accurate. If not, the procedure
is probably not being followed correctly.
10. Select
SETUP/SETUP/SETUP/PARAM
on the X-ray Console. Note down the calculated values of
scale factor K and offset VOF. The two values can be displayed alternately by rotating the X-ray Con-
sole kV dial.
CAUTION
If the value of K is less than +8.000E+0 (8.0), either the calibration procedure was done
incorrectly or there is a hardware defect.
11. Repeat the calibration and check procedures on the other tube track, if necessary.
12. Perform a checksum (
SETUP/GENE/INSTAL/CKSUM/CKSUM
), then turn the system off.
13. Reconnect flat cable WG8 to generator command board 400-PL1 connector XJ7; Remove the high
voltage cable adapter. Remember to secure the HV ring allen screw, to ensure proper ground conti-
nuity.
7
COMPLETION
If you are handing the machine back to the user at this point, switch the Senographe off, then on again.