GE Senographe DS Manual page 1592

GE Healthcare
Revision 1
Job Card D/R A409 - Relay Board 200-PL4
4. Using a voltmeter (rating 1000 V DC), check that there is no residual voltage between screws S1 and
S2 before proceeding.
RC1
S1
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.
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.
2
3
6. The Generator Relay board is located on the side of the Generator, behind the Generator Interface
board. Make a note of the defective Generator Relay board current lamp and door cable configura-
tion. The configuration determines how the room lamps and door operate with the Senographe sys-
tem for that particular customer. Disconnect the room and door cables (1) from the Generator Relay
Chapter 9
Service Information and Procedures Class A 2385072-16-8EN
Page no. 1592
Senographe DS
RC2
S2
3
!
Ensure that the external
power from the room Mains
Distribution Panel has been
switched off before you start
to handle the Generator Re-
lay board.
1
JC-DR-A-409.fm