System Locations - IBM RS/6000 Enterprise Server M80 Service Manual

System Locations

The system consists of a minimum of two drawers in one rack: the CEC drawer and the primary I/O
drawer. These two components are connected by cables that transmit data and control signals. Additional
I/O drawers can be added if further expansion of the system is required. The following figure shows the
system units.
System unit with
One I/O Drawer
Note: For information about installing rack rails, see Appendix G, "Rack Drawer Rail Instructions," on page
535.
CEC Drawer
(8 EIA Units)
R
Primary
I/O Drawer
(5 EIA Units)
System unit with
Two I/O Drawers
R
R
Chapter 1. Reference Information
CEC Drawer
(8 EIA Units)
Primary
I/O Drawer
(5 EIA Units)
Secondary
I/O Drawer
(Optional)
(5 EIA Units)
9