The following procedure is used for replacing any of the Interchange Panels.
Perform this procedure in the order given.
CAUTION: Before disconnecting and connecting MUX card cables
to the interchange panel, be sure that the power to the computer
is off. Otherwise, serious equipment damage may occur.
Remove the existing panel:
Disconnect the I/O cables from the MUX cards to which the panels are linked.
Disconnect the I/O cables from the panel to be replaced.
Remove the panel from the mounting plate (if mounted).
Install a new panel:
Mount the new panel onto the mounting plate.
Reconnect the I/O cables to the new panel.
Reconnect the other end of the I/O cables to the ACC MUX cards.