Britax Safe N Sound Compaq MKII Instructions For Installation & Use page 59

D. Press the button on the side of the
restraint and gently push stabilising
bar back and down into the recessed
area.
E. Re-attach the cover at the end of the
seat.
IMPORTANT :
DO NOT USE RESTRAINT IN FORWARD-FACING POSITION
WITH THE STABILISING BAR PULLED OUT.
Do not recline into rearward facing position when using restraint
in forward facing mode.
HOW TO SETUP
Rotate
forward
Button under trim
Instructions for Installation & Use
Then push
inwards
59