1 695 600 091 2012-11-16| Robert Bosch GmbH
Replacement interventions | WBE 4200 | 53 en
8.5 CPU board replacement procedure
1. Remove the upper protections;
2. Replace the board and restore connections;
3. Configure the board.
NOTES FOR THE ASSISTANCE
When you need to substitute the board, remember to
set up the correct configurations (5.2) and complete
the calibration procedure (chapter 7).
1. Power supply
2. Encoder
3. Keyboard cable
4. Calibers
5. Pick-up int
6. Pick-up ext
7. F=2,5 AT
! The piezo-electric sensors are identical and to
distinguish them, during production, a red pick-up is
assembled on the outside and a black on the inside.
Mark the cables F and G before reconnecting them
to be able to recognise them.
! When it is necessary to replace the board, activate
the board and perform the various calibration
passages.
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