Chapter 9
Page no. 1618
JC-DR-A-414.fm
GE Healthcare
Senographe DS
Revision 1
Service Information and Procedures Class A 2385072-16-8EN
Job Card D/R A414 - Power Line Filter Box
4. Using a voltmeter (rating 1000 V DC), check that there is no residual voltage between screws S1 and
S2 before proceeding.
WARNING
Residual voltage stored in the resonant capacitors can be dangerous. Ensure that the res-
onant capacitors are fully discharged before you handle the Relay board and Power Line
Filter.
5. Switch off the external power supply that runs between the room lamps and the cables (1) that are
connected to the Generator Relay board.
WARNING
The lamp cables contain a live voltage from an external source. It is important that you
switch off the external power supply to the lamp cables because you will be handling them
in order to remove Generator Relay board.
6. The Generator Relay board is located on the side of the Generator, behind the Generator Interface
board. Make a note of the Generator Relay board current lamp and door cable configuration. The
configuration determines how the room lamps and door operate with the Senographe system for that
S2
S1
RC2
RC1
4
1
3
4
!
Ensure that the external
power from the room Mains
Distribution Panel has been
switched off before you start
to handle the Line Supply
Cables.
2