ABB Chapter 12 - Replacing Printed Circuit Boards
ACS 6000 Maintenance Manual 3BHS202077 ZAB E01 Rev. C 12-3 (14)
AMC3 boards are mounted inside a COU cabinet. Depending on the
layout of the COU the fitting position of the board is on the swing frame
(see
Figure 12-2
a, b
) or on the door of the cabinet (see
Figure 12-2
b
).
Figure 12-2 Fitting Position of AMC3 Boards
1 Before touching the AMC3 board ground yourself at the converter
frame with a wrist strap.
2 Remove the power and ground the ACS 6000 according to section
Chapter 1 - Introduction and Safety
3 Unplug the fiber optic cables, the power supply connector and the
control panel connector.
4 Remove the fastening screws (7 pcs.) and the AMC3 board.
5 Take all necessary precautions to prevent screws and washers falling
into other components.
6 Before mounting the new AMC3 board verify:
• the boot prom version
• that the SW version and the parameter settings
correspond to those of the converter.
a
bc
AMC board
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