User`s guide

Chapter 5. 3-Channel RAID Controller Installation
EK–SWRA2-IG. C01 5–9
Figure 5–5 Removing a Blower
4. Determine if the pedestal’s backplane has a jumper block located as shown
in Figure 5-6. If it does, make sure that the pins are jumpered as shown in
the balloon (this enables “Shelf_OK_External_Cables).
5. If there is no jumper block, it is necessary to remove both the SCSI back-
plane active terminator board and the SCSI backplane jumper board from the
backplane.