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Computer System
Electrical
Troubleshooting Guide
IRB-6400 M94A
2.4.10 Axis Board DSQC 233
Designation Color Description
F Red Turns off when the board
approves the initialization.
Inputs (SYNC) Low -21V to +2V
High +19V to +35V
DSQC 233 is intended for use as an axis board for ABB
and customer-specific external axes. The board is
controlled by the axis computer via a serial bus on the
backplane and can handle six axes.
Connections:
• Resolvers and tachometers
• Resolver supply with programmable offset
• Optically-insulated sync. inputs
• References to number of revolutions
The board is equipped with a red F-LED on its front, lit
by the axis computer whenever there is an error.
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