Lenovo ThinkSystem D4390 Hardware Installation And Maintenance Manual page 44

2) Press the release tab
Detach the arm
3) Press the release tab
Detach the arm
on the right-side inner member of upper CMA, while released pull out the arm
. See Figure 2-22 for location.
on the right-side outer member of upper CMA, while released pull out the arm
. See Figure 2-22 for location.
36
.
.