Service manual

The <REFERENCE>(xbi_plus) has no on-board self-test. The boot
processor ROM code tests <REFERENCE>(xbi_plus)s during additional
power-up tests. At power-up, the boot processor first sizes all
<REFERENCE>(xbi_plus)s and then serially tests each one.
1
When invoking RBD 2 from the monitor, the START command requires
a parameter. This parameter is the XMI node number (hexadecimal)
of the <REFERENCE>(xbia_plus) module of the <REFERENCE>(xbi_
plus) to be tested.
2
This diagnostic ran successfully.
3
One pass was completed.
4
This command runs all the tests in RBD 2.
DWMBB I/O Adapter 7–11