Restriction; It is needed to mount or remove both LOM pass through
connector slot #1 and #3 at the same time.
Removing a LOM pass through connector.
1. Put on an anti-static wrist strap.
2. Little by little and in sequence, loosen the four screws that hold the LOM
pass through connector. (Sequence 1 -> 2 -> 3 -> 4 -> 1, and so on)
3. Pull out the LOM pass through connector straight upward, and then
remove it.
Figure 5-70 Removing the LOM pass through connector
Installing a LOM pass through connector.
1. Put on an anti-static wrist strap.
2. Reverse the removal procedure.
Replacing a USB enablement kit and USB in CB 520H
A1/B1/B2
This procedure describes how to replace the USB enablement kit and USB
from CB 520H A1/B1/B2.
Removing a USB
Note: The indicator of the USB location in the OS message varies depending
on the number of installed USBs.
Confirm the location of replaced USB depending on the following table.
Replacing parts
5-55
Hitachi Compute Blade 500 Series System Service Manual