Chapter 9
Page no. 1756
JC-CHK-A-013.fm
GE Healthcare
Senographe DS
Revision 1
Service Information and Procedures Class A 2385072-16-8EN
Job Card CHK A013 - Check mA and mAs settings
6
PROCEDURE
The procedures described below are designed to verify that the values of mA and mAs delivered by the
equipment correspond to the values selected by the operator.
CAUTION
DO NOT touch potentiometer P1 on generator kV/mA board 701-PL1 at any point in this
procedure.
6-1. Preparation
1. Switch off the system.
2. Remove the strap between test points
MES_M_NEG
and
MES_M_POS
of generator kV/mA board
701-PL1.
3. Connect a milliammeter between test points
MES_M_NEG
and
MES_M_POS
of generator kV/mA
board 701-PL1.
4. Place the Radiation Protection Plate on the Bucky (to protect the detector).
5. Switch on the system.
6. Configure the SetUp menu to display exposure parameters: select
SETUP/GENE/INSTAL/GENE/
CONFIG/DISP/YES
.
Strap
MES_M_NEG
MES_M_POS