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PRINTER NOTE: Page size 9” x 9.25”. Align this page to top, right hand corner. Back box bleeds off
top and right edge. Left side of page extends to 9.25 inches.
3 Identify the subsystem which will be the master
cabinet. Loosen the two thumb screws and remove
the I/O Interface card installed in the upper or right
side card slot of the master cabinet.
Ultra Extender
Option Card
I/O Interface Card
Master Cabinet
4 Install a two-channel Ultra Extender Feature card
into the upper or right side card slot where the I/O
Interface card was removed and tighten the thumb
screws.
5 On the subsystem that will be the slave #1 cabinet,
remove the I/O Interface card by loosening the two
thumb screws and removing the card located in the
lower or left side card slot.