Mylex PCI to Ultra SCSI RAID Controllers DAC960PG Installation Manual page 35

3. Remove the protective pin cover and peel-off label from J1 on the
BBU.
4. Leaving the 4 standoffs attached to the BBU, remove a nylon screw
from the free end of each nylon standoff.
Manual No. 775012
Figure A-2. Removing the Loopback Plug
Battery Backup Unit Option
A-3