Britax Safe N Sound Compaq MKII Instructions For Installation & Use page 36

HOW TO INSTALL USING ISOFLEX CONNECTORS
INSTALLING THE RESTRAINT INTO THE CAR
(USING ISOFLEX CONNECTORS IF FITTED TO THE CHILD
RESTRAINT)
A. Setup the seat for rear-facing mode by extending the stabilising
bar as described on page 27 and 28.
B. Locate the ISOFIX Low Anchorages in the vehicle rear seat. The
location may be identified by one of the following symbols, or the
anchorage bars may be visible.
If you cannot locate the ISOFIX bars, check your vehicle owners
manual.
36
Instructions for Installation & Use
ISOFIX low anchors in the
vehicle rear seat