Siemens SIREMOBIL Iso-C

© Siemens, 2008 SPR2-230.840.01.01.02 SIREMOBIL Iso-C
08.08 CS PS SP
Replacing boards and components 81
Page 81 of 148
For internal use only
Power board D2 6.1
WARNING
Electrical voltage!
¹ See (Safety information / p. 11).
¹ Make sure that LED V400 is off prior to performing any
work on boards D1 and D2. This should occur approxi-
mately 3 minutes after switching the SIREMOBIL Com-
pact off.
x Disconnect boards D1 and D2 completely.
x Disconnect the cables between boards D1 and D2.
x Remove boards D1 and D2.
x Apply heat conducting paste to the heat sink for the power semiconductor on the new
D2 board.
x Reinstall boards D2 and D1 and reestablish all connections.
x Ensure that the shielding and ground connections are positioned correctly.
x Perform the kV offset adjustment and the generator adjustment (filament learning).
x Test the FL/PFL/DR and direct exposure functions if there is a cassette holder.