User's Manual

Chapter 7 Installing, Removing, and Replacing
Adding Expansion Modules to an Existing Library
Scalar i500 User’s Guide 223
2 Remove and replace the cover plates, if appropriate.
a If you plan to stack the control module at the top of the library,
and if an expansion module will be located below it, remove the
control module’s bottom cover plate and the expansion module’s
top plate.
b If you plan to stack the control module between expansion
modules, remove both the top and bottom plates of the control
module. Also remove the top plate of the expansion module,
located below the control module, and the bottom plate of the
expansion module, located above the control module.
c If you plan to stack the control module at the bottom of the
library, and if an expansion module will be located above it,
remove the control module’s top plate and the expansion
module’s bottom plate.
Caution: Before removing the control module’s bottom cover plate,
the robot assembly must be parked as described in
Preparing to Install an Additional Expansion Module
above.